OFNA RACING

7 VANDERBILT
IRVINE, CA 92618
PHONE: (949) 586-2910
FAX: (949) 586-8812

MODEL SHOWN MAY BE PROTOTYPE AND MAY VERY SLIGHTLY FROM KIT. SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE.
 MUST READ THIS BEFORE RUNNING
Running a nitro kit is fun and easy, but to make this a safe • Clean oil and dirt from chassis with a degreaser like
and good experience you must observe a few rules. This Simple Green.
kit is extremely fast, easily over 40MPH, and can seriously
Precautions
injure someone if you are not careful. • This kit is not a toy. Always run car with a second
person as a spotter and pitman.
Where to run car?
• Any running area you choose must be dry. Do not run
• Hot Parts - The pipe, manifold, engine and head are very
car near any water or wet dirt.
hot and will cause burns.
• Do not run on public streets. It is very easy to have the
car run over or damaged by hitting the curb. • Rotating Parts - Keep hands away from the drive train,
• Do not operate car in tight confined places. The car is
wheels, and engine when engine is running.
very fast and will easily hit something.
• Do not run near people or animals. The car is very fast • Radio - Check batteries life before running the car. If
and will too easily hit someone. radio does not have full control of the car with steering
• Due to noise, you will want to consider the surrounding
and/or throttle/brake do not run until corrected. Failure to
area when operating the car.
correct this will result in possible injury and damage to the
• Do not operate the car at night. You will not be able to
car or property.
drive it without hitting something.
• Do not operate the car indoors. Engine exhaust is not
• Glow fuel - Do not leave the glow fuel unattended with
healthy.
the lid off. Fuel contains Methanol and Nitro Methane
Glow Fuel both are flammable and poisonous.
• Glow fuel is poisonous!
• Glow fuel is flammable! •Store fuel in cool ventilated location. Refer the glow fuel
• Do not leave in fuel bottle with lid off at any time. label for additional precautions.
• Do not use any fuel other than glow fuel in this engine.
• Car Fuel tank - Never store fuel in car tank, it will ruin the
First Time Starting the Engine engine if left in tank.
Caution! When starting engine make sure the following is
observed. • Always turn off the car BEFORE turning off radio.
• Set engine Master needle to 3 turns (rich setting)
• Do not do this alone, get an experienced friend to help at • DAMAGE DUE CAR RUN AWAY IS NOT A WARRANTY
first. ISSUE.
• Fill fuel tank, try not to spill fuel. Do not spill fuel on
receiver IF YOU DO NOT BREAK-IN ENGINE
• Hold car off the ground, so it will not runaway when first
starts CORRECTLY, MAINLY AT LOW RPM,
• Turn on Radio and check the linkage before starting YOU WILL BREAK THE CONNECTING
engine.
• Turn on car receiver battery switch. ROD!
• Always have an air filter on the carburetor to keep dirt
out of engine.
FAILURE TO NOT READ AND
Engine Break-in
• See Engine Page. FOLLOW BREAK-IN ENGINE
Emergency Stopping Engine When Running
• Remove air filter and cover carb. intake.
INSTRUCTIONS WILL VOID
• Squeeze fuel line and hold until engine stops.
• With a rag, cover exhaust outlet.
WARRANTY!
Storing Car After Running
• Remove fuel from tank and fuel lines CHECK RADIO SETTING,
• Turn off radio in car
• Put a few drops of after run in engine to keep it from LINKAGE BEFORE STARTING.
rusting.
 REQUIRED FOR OPERATION
THINGS NEED BESIDES THE KIT

3.5 cc (21 Class) ENGINE

REAR EXHAUST

OFNA/Picco
P-9R EVO
#51219 Glow Plug Long Heat with Battery & Charger
# 10215....$27.95
(please note OFNA Glow Heats available)
Glow Fuel
20% Bottle’s with spout
# 10160 - large 500cc
# 10161 - large 500 ccAuto Stop
# 10162 - small 250cc
# 10164 - CNC spout 500CC
# 10167 - CNC spout 800CC

Off-Road Starter Box, 12V motor 12V Battery for Starter Box
(must have)
# 10250 - 1/8 scale Starter Box
# 10253 - 1/8 scale Starter Box w/ Panel
Off-Road Starter Box, two 550 motors
# 10248 - 1/8 scale Starter Box
# 10249 - 1/8 scale Starter Box,RTR
Optional Parts
Note: Pro kit does not include engine! # 92571 - Power Panel Glow Heater
# 92572 - Cable for Glow Plug
AA Batteries ( 12 pcs ) for radio

More Optional Parts . . .

Radio must be set at neutral position
RADIO CONTROL UNIT before installing in the kit.
#10202 NiHm Battery Hump
SEQUENCE TO SET NEUTRAL Pack .. $34.95
Install AA batteries in Radio.

Extend the antenna.(Transmitter)

Install batteries into Car receiver .

After installing the battery, connect the

battery box.
# 10214 NiHm Battery Pack
Extend the antenna. (Receiver) Charger.. $7.95
Set the trim-lever at center.

Turn on the switch. (Transmitter)

Note: Carefully read the instruction manual of your
2 channel radio controller before using. Turn on the switch. (Receiver)

Make sure the servos are in command.

SUITABLE SERVO SIZE When the operation stick is in neutral, # 51007 OFNA/Picoo Glow
servo horns must be in neutral as will.
Plug .. $13.95
-41mm *Adjustment can be made by re-
36mm installing the servo horn.
15mm - 21mm
Turn off the switch. (Receiver)
11
29mm - 42mm Turn off the switch. (Transmitter)
12
Retract the antenna. (Transmitter)
13

TOOLS NOT INCLUDED IN KIT

Instant Cemment

Cutter

Phillips Type Screw Drivers ( L )

Curved Scissors
INCLUDED WITH KIT
Masking Tape

1.5mm Allen Wrench

Phillips Type Screw Drivers ( S )

Precision Caliper
2mm Allen Wrench

Brush 2.5mm Allen Wrench

Needle Nose Pliers Paints

Knife Cross Wrench 4mm'5mm Allen Wrench

1 ASSEMBLY OF THE FRONT AND REAR DIFF.
Builds two differentials for front and rear.

Step 1 Step 2

94034 30769
4x4mm .....x2
Set Screw
30751 30780
30777 30901
Oil

30777
P5 O-Ring .....x4 30620
30620

Oil 30751
30780
2x12.8mm Pin .....x4 30901

30777
30769
30779

30780
30620 4X4mm
7x19x6mm Ball Bearing .....x4

2 ASSEMBLY OF THE FRONT AND REAR DIFF.

*Fill the diff oil just level with the
top of the satellite gears.
Tighten
Step 1 Step 2

30773 30769 30776 80%

3x12mm

30776
4x10mm Washer .....x8

*Tight the diff screws in this order.

94004
3x12mm .....x8
Hex Screw
1 3

30773 Di f f. Oil
4mm
Cross Pin .....x4
4 2
* Use #100000 diff. oil for front
and grease for the rear.

3 ASSEMBLY OF THE FRONT AND REAR BEVEL GEARS

Step 1 Step 2
*Push 3mm tubes into the 31010
holes of the diff. Case.
30121
4x3x3mm
Chromed Tube .....x8

30121
3x5mm Screw .....x8

30121

30121
3x5mm

1
4 ASSEMBLY OF THE GEAR BOX AND FRONT SHOCK STAY

Step 1 Step 2
5x4mm
ew t
Scermen
C
94036
5x4mm .....x1 30010
Set Screw
30631

34043
30082
30631
6x13x5mm
Apply
Ball Bearing .....x2 Grease 30631 4x10mm
30130
30010
94009
4x10mm .....x2
Hex Screw
3x25mm

94023
3x25mm .....x2
Flat Head Screw

94029 4x25mm
4x25mm .....x2
Flat Head Screw

5 ASSEMBLY OF THE FRONT LOWER ARMS

2.0mm Tool

3mm

90021
3mm .....x4
E-Ring Ensure *A 4x10mm set screw is
Free used to adjust ride-height. Approx. 3mm
Movement

36870
4x10mm .....x2
36890 4x10mm 36171
Set Screw

94011
4x16mm .....x2
Hex Screw

30160 Ensure
Free
3mm Movement

4x16mm 36890

6 ASSEMBLY OF THE FRONT UPPER ARMS

3mm

90021 Ensure
3mm .....x2 Free
E-Ring Movement 36905
36900

36640
94010
4x12mm .....x2
Hex Screw

36905

3mm
Caster Adjuster

30654
4x12mm

Ensure
Free
Movement
*Caster angle will *Caster angle will
become bigger. become less.

2
7 ASSEMBLY OF THE FRONT KNUCKLE ARMS
Assembly for both right and left side.

Step 1 Step 2
*Notice the direction of the
plastic washer.
36901
94036
5x5mm .....x2
Set Screw

36903 * "L" for left side. 36052

36055
2.5x16.8mm Pin .....x2
36905 L 36053
Do Not
Over Tighten

36904 36903
36053 36053
8x16x5mm
Ball Bearing .....x4 30656
36905 S Make steering
Cecre
m w
en ball move
t smooth.

5mm Tool Do Not 5x5mm

Over Tighten
36055

8 ASSEMBLY OF THE FRONT KNUCKLE AND FRONT SUSPENSION ARMS

Assembly for both right and left side.

Approx. 4mm

Approx. 3mm
2.5mm
Hex Wrench

*Insert the drive shaft

before assembly.

9 ASSEMBLY OF THE FRONT STABILIZER

Assembly for both right and left side.

94035
3x8mm .....x2
Set Screw

30403
6mm Ball .....x2

Makes two rods for left and right

hand-side.
94005
3x16mm .....x2
Hex Screw 40029

30341 3x8mm

40199

30403
3x16mm

3
10 ASSEMBLY OF THE FRONT STABILIZER 3x3mm
Screw t
Cemen

94040 S
Cecrew
3x8x0.8mm me 3x3mm
.....x2 nt
Washer

3x3mm Ensure
Set Screw .....x2 Free
Movement

94002
3x8mm .....x2
Hex Screw 30273

3x8x0.8mm

3x8mm

11 ASSEMBLY OF THE SERVO SAVER

36740 36740

Step 1 Step 2 Step 3

3x16mm

94041 6mm
M3 .....x2 36740 36740 36742
6mm
Nylon Nut

36741
6mm
E-Ring .....x4 36740

Ensure
8x12x1mm Free
94005 Movement
3x16mm .....x2 30361
Hex Screw
30361

30658
6mm 3mm

6mm

12 ASSEMBLY OF THE SERVO SAVER AND THE STEERING TIE-ROD

3x10mm 3x16mm

Step 1 3x10mm Step 2 3x16mm

30272

94003
3x10mm .....x3
Hex Screw

34014
94021
3x16mm .....x2
Flat Head Screw
40038

36700

36790 36850

1:1
30380 *Approx. 33.5mm

4
13 ASSEMBLY OF THE SERVO SAVER ONTO THE FRONT GEAR BOX

94041
M3 .....x2
Nylon Nut
3x18mm

94003
3x10mm .....x2 3mm 3x10mm
Hex Screw 40039

94022
3x18mm .....x2
Flat Head Screw

3X18mm

3mm
40039

14 ASSEMBLY OF THE GEAR BOX AND REAR SHOCK STAY

Step 1 Step 2
S r
5x4mm
Cecmew
ent
3mm
94036
5x5mm 30010 30082
.....x1
Set Screw 30631

34044

30631 Apply
6x13x5mm Grease
Ball Bearing .....x2
3x16mm

94005 30010
3x16mm .....x2 30631
Hex Screw 30130

94022 3x18mm
3x18mm .....x2
Flat Head Screw

94029
4x25mm .....x2 4x25mm
Flat Head Screw

15 ASSEMBLY OF THE REAR LOWER ARMS

*A 4x10mm set screw is
used to adjust ride-height.

2.0mm 3mm
Hex Wrench

90021
3mm .....x4
E-Ring
Approx. 3mm
Ensure
Free
36870
Movement 36171
4x10mm .....x2
4x10mm
Set Screw

94027
4x16mm .....x2
Flat Head Screw
Ensure
Free
Movement
30351
3mm

4x16mm
31303
Set triangle marks in 31303
the direction shown
in Fig.(1)
30351

5
16 ASSEMBLY OF THE REAR SUSPENSION ARMS Assembly for both right and left side.

Step 1 Step 2 Approx. 3mm

2.5mm Hex
94036 36055 Wrench
5x5mm .....x2 36082
Set Screw
36053

34054
5x5mm
Approx. 2mm
31304 36053
30656
36053
8x16x5mm
Ball Bearing .....x4
*Notice the direction of the
plastic washer.
Ensure
36055 Free
Movement
2.5x16.8mm Pin .....x2

31306
31307

31305 5mm Tool

17 ASSEMBLY OF THE REAR SUSPENSION ARMS Assembly for both right and left side.

Step 1 Step 2 3mm

36850
7mm Ball .....x4 40065

94041 40065
3mm .....x4 36850
Nylon Nut
36861
3mm
94006
3x18mm .....x2
Hex Screw
36850

94008 3x18mm
3x25mm .....x2
Hex Screw

*Approx. 20mm 3x25mm

1:1

*Insert the drive shaft

before assembly.

18 ASSEMBLY OF THE REAR STABILIZER Assembly for both right and left side.

94035
3x8mm .....x2
Set Screw

30403
6mm Ball .....x2

Makes two rods for left and right

hand-side.
94005
3x16mm .....x2
Hex Screw 40029
30341

3x8mm

40199

30403
3x16mm

6
19 ASSEMBLY OF THE REAR STABILIZER Scre
w t
en
Cem

S
94040 Cecre
m w
3x8x0.8mm .....x2 en
t
3x3mm
Washer

94033
3x3mm .....x2
Set Screw

94002
3x8mm .....x2 Ensure
Hex Screw Free
Movement

3x8x0.8mm

3x8mm

34027

20 ASSEMBLY OF THE ONE SPEED TRANSMISSION INTO THE CENTER MOUNT

10mm
Step 1

94036 35222
30201 30170
5x5mm .....x3 33020
Set Screw
Step 3

30620
94002 0 5 10 15 rew t
Scemen
3x8mm .....x4 Scre
w t C
en
Hex Screw Cem 5x4mm

5x5mm
30620
30201

Step 2
30110

30170
S
Cecre
m w
en
t

ew t
Scermen
C
3x8mm 5x4mm

21 ASSEMBLY OF THE BRAKE DISK INTO CENTER DIFF. MOUNT

3x12mm

Step 1 * Remove the double-side tape

before assembly.
94033
3x3mm .....x1 36660 Step 2
Set Screw 36661 3x3mm
30211 30171

30653
94004 30213
3x12mm .....x4
Hex Screw
double-side
tape

94005 0.5mm
3x15mm .....x2 *Leave a 0.5mm space
Hex Screw between brake disk and
brake pad.

3x15mm

36650

7
22 ASSEMBLY OF THE FRONT GEAR CASE ONTO CHASSIS

94019
3x10mm .....x2
Flat Head Hex Screw

94026
4x12mm .....x2
Flat Head Hex Screw

94023
3x25mm .....x2
Flat Head Hex Screw 34042

3x10mm 4x12mm

3x25mm

23 ASSEMBLY OF THE CENTER DIFF. ONTO CHASSIS

*Insert the drive shaft into

the cap joint before assembly
center diff. onto chassis.

34050

94027
4x16mm .....x4
Flat Head Hex Screw

4x16mm

4x16mm

24 ASSEMBLY OF THE REAR GEAR CASE ONTO CHASSIS

*Insert the drive shaft into

94027 the cap joint before assembly
4x16mm .....x4 rear gear box onto chassis.
Flat Head Hex Screw
34050

94023
3x25mm .....x2
Flat Head Hex Screw

4x16mm

3x25mm
4x16mm

8
25 ASSEMBLY OF THE STONE GUARD ONTO CHASSIS
34080

94019
3x10mm .....x6
Flat Head Hex Screw

3x10mm

3x10mm 3x10mm

26 ASSEMBLY OF THE FRONT SERVO AND RADIO TRAY

3x10mm
Step 1 Step 2

3x10mm
34026
*Adjust 34026 Servo Washer
94040 according to the servo used.
3x8x0.8mm .....x4 34026
Washer 30648
34026

94003
3x10mm .....x4 Steering Servo
Hex Screw 34015

3x8x0.8mm
94005
3x16mm .....x4
Hex Screw

#140

3x16mm

27 ASSEMBLY OF THE FRONT SERVO AND RADIO TRAY

3x12mm

3x8x0.8mm
Step 1 Step 2
3x10mm

94040
3x8x0.8mm .....x4
Washer

94003 3x10mm
3x10mm .....x4
Hex Screw

94004
3x12mm .....x4
Hex Screw

34026 34032

9
32 ASSEMBLY OF THE RADIO TRAY AND RECEIVER BOX

30560
Step 1 *Use the screw provided
with your switch

2x8mm 3x10mm
Screw .....x2 3x10mm
30647
34032
3x10mm
94003
3x10mm .....x6 Step 2
Hex Screw
10282
Receiver

Switch

*Put the servo wire into

Battery receiver box and connect to
receiver.

*Use the original battery case or

rechargeable hump pack battery.

*Connect battery wire to switch.

29 ASSEMBLY OF THE RADIO TRAY ONTO CHASSIS

3x10mm

94018
3x10mm .....x5
Flat Head Hex Screw

94003
3x10mm .....x2
Hex Screw

3x10mm

3x10mm

30 ASSEMBLY OF THE STEERING SERVO AND STEERING ROD

Step 1

Sanwa/Airtronics JR Futaba HiTech

94004
3x12mm .....x2
Hex Screw S J F H

* Choose the right servo horn adapter for your servo.

30411
6mm Step 2
Ball and Socket .....x2

30411

3x12mm 3x12mm

30661

30401

38280 Use the screw

23mm provided with
your servo.

0 5 10 15 20 25 30401

30411

10
31 ASSEMBLY OF THE FUEL TANK ONTO THE CHASSIS

Step 1 Step 2

3x10mm

3x8x0.8mm 3x8x0.8mm
Washer .....x2
94040

Do Not
3x10mm Over Tighten
Flat Head Hex Screw .....x2
94018
40066 3x8x0.8mm
Pressure Nipple
94003
3x10mm
Hex Screw .....x2

30646
3x10mm

35
32 ASSEMBLY OF THE CLUTCH

Step 1 Step 2

Engine rotation direction.

10040
S
Ce c r e
m w
en
t
*Fit the flywheel using a pair of the
38313 pIier and cross wrench.

10010 *Place the clutch shoes with the clutch

springs over the 3 pins of the flywheel.
*Using a phillips screw driver or needle
10098 10101 nose pliers and bend the small end in
Tighten the clutch spring behind the pilot shaft
10098 than press down.

33 ASSEMBLY OF THE CLUTCH BELL

3x8x0.8mm
Washer .....x1
10099

5x9x0.3mm
Washer .....x1
10099

34110
5x10x4mm 34110
Ball Bearing .....x1

34110

3x10mm 5x8x0.3mm
Cap Screw .....x1 10098
10099
10402

5x8x0.8mm
10098
Shaft Extend Tube............x1 *Use 5x8x0.8mm washer
3x10mm
to adjust the backlash.

11
34 ASSEMBLY OF THE CLUTCH ONTO ENGINE MOUNT AND MUFFLER

Step 1 3x16mm Step 2 31989

94041
3mm .....x4
Nylon Nut

30481 10185
3x16mm .....x4
Cap Screw

ZIP TIE

31990

ZIP TIE
*Slide the 3mm nylon
nut into engine mount.

30480

3mm

35 ASSEMBLY OF THE ENGINE ONTO CHASSIS

Note book Paper.

10114
5mm
Engine Mount *Use note book paper to set gear backlash
Screw .....x4 between spur gear and clutch bell gear,
applying pressure while retightening the
engine.
*If the space is not correct the spur gear
will be damaged.

10114

36 ASSEMBLY OF THE MUFFLER ONTO CHASSIS

94036
5x4mm .....x1
Set Screw

94042
4mm .....x1
Nylon Nut

10069

94026
4x12mm .....x1
Flat Head Screw

10120

5x4mm

4x12mm
30491

12
37 ASSEMBLY OF THE THROTTLE LINKAGE

Step 1 Step 3
30172
30802
2x4mm
94033
3x3mm .....x3 2x7mm
Set Screw

30802 30172
3x3mm
2mm Nut .....x2 3x10mm
3x3mm 10300
2x25mm
3x3mm 30531
2x4mm 36140
Screw .....x1
30802
30802
2x8mm
10300

2x8mm Step 2
Screw .....x2

2x25mm
Screw .....x1
30661

2mm
94003
3x10mm .....x1
Hex Screw

38 ASSEMBLY OF THE THROTTLE LINKAGES INTO LEVER

*Snap on.

94033
3x3mm .....x1 3x3mm
Set Screw

10300

* Use the screw

provided with
your servo .

*Ensure that servo gears are neutral position before

attaching the servo horns. The best way to accomplish Sanwa/Airtronics JR Futaba HiTech
this is by connecting the servos to the radio system
10769
and setting the trim to the center.
S J F H

* Choose the right servo horn adapter for your servo.

39 ADJUSTING THE ENGINE CONTROL LINKAGES

(Neutral) (Throttle High) (Brake)

Approx. 0.5mm

36140
Idling adjusting
Screw
10300

Approx. 1mm gap Carburetor is Opening fully

Turn on the Transmitter then Receiver and set the Adjust the Servo-Horn mounting position for the Adjust so the brakes work smoothly.
Engine Control Servo Trim to the neutral position. Carburetor to be full open. If the brakes apply too much or not enough,
Adjust the idling adjusting screw on the Carburetor Change the pivot mounting position on the servo adjust 30800 accordingly. Or if available on the
to be open approx. 1mm gap. horn in case the Carburetor is not opening fully or Transmitter, adjust the High-End Brake
Adjust both of the 10300 Engine Control and Brake linkage if it is opening excessively. Or if available on the adjustment.
accordingly. Transmitter, adjust the Throttle high end point. Adjust 30800 to Change the front or Rear Brake.
Adjust the Engine while it is not running.

13
40 ASSEMBLY OF THE FRONT AND REAR SHOCKS
Make 4 shocks for Front and Rear

Step 1 Step 2

40634
40636
40640
*Fit the o-ring into groove 40090
beforeassembly.
40090
40090 2mm
3.5mm O-Ring .....x8

40633
40090

40090
1mm Washer .....x4 40090
Oil 1mm
40090
* Fit the pressure top
into the groove of the
40090 shock cap before assembly.
2mm Washer .....x4

40737

Oil
40090
7mm R-Ring .....x4

41 ASSEMBLY OF THE SHOCK SHAFT

Step 1 Step 2

40060 1.Pull down piston and pour oil

2.5mm .....x4 into shock cylinder.
Nylon Nut 2.To remove air bubbles by
slowly moving piston up and
*Be careful not to damage shock shaft. Fill the shocks down.
30403 with oil. 3.Pull down piston, attach
30403 pressure top and shock oil
6mm Ball End .....x4 overflow with tissue paper.
40643 4.Front shocks with oil #80.
Rear shocks with oil #60.

2.6x5mm 40736
Washer .....x8
40635

2.6x5mm
40637
40638

UP
2.6x5mm

40060 Move slowly.

*Do not overtighten the 40060 Down

nylon nut.

42 ASSEMBLY OF THE SHOCK CAP AND SPRING

Step 1 40643 Step 2

CORRECT SHOCK ASSEMBLY

40738
Tighten
85mm

1. Pull down piston, attach

pressure top and shock oil
overflow with tissue paper.
40643

OK

*Carefully screw the shock shaft into

the bottom of the plastic ball end
until the total length is 85mm .
0 10 20 30 40 50 60 70 80 90 N.B. Do not over tighten as the
plastic will strip.

14
43 ASSEMBLY OF THE FRONT SHOCK ABSORBER
3x25mm

94041
3mm .....x2
Nylon Nut

94007
3x20mm .....x2
Hex Screw 40531

3x8mm
90018
3x25mm .....x2 3mm
Cap Screw

3x20mm

Assembly for both right and left side.

44 ASSEMBLY OF THE REAR SHOCK ABSORBER

94041
3mm .....x2
Nylon Nut

94007
3x20mm .....x2
Hex Screw

90018
3x25mm .....x2 3x25mm
40531
Cap Screw

3x8mm

3mm

3x20mm

Assembly for both right and left side.

45 ASSEMBLY OF THE REAR BODY POST

33011
3x12mm
31159

94004
3x12mm .....x2
Hex Screw
33011

94010
4x12mm .....x2
Hex Screw
33011
31159

34045

33011

4x12mm

34045

4x12mm

15
46 ASSEMBLY OF THE FRONT BUMPER
Choose the correct body
33011 post pin hole for your body.

Step 1 31159 Step 2

94011
4x16mm .....x2 33011
Hex Screw

94028 33011
4x20mm .....x4 31159
Hex Screw

34090

33011

4x16mm

4x16mm 4x20mm

47 ASSEMBLY OF THE AIR FILTER

Step 1 Step 2

40128
3x8mm

40127

*Apply filter oil to the Zip Ties

foam before use.
40129
A-81

40127

94002
3x8mm .....x1
Hex Screw

48 ASSEMBLY OF THE FUEL TUBE

10177

Connect to carbulater.

Connect to pressure nipple.

Connect to fuel tank nipple.

Connect to fuel nipple.

10177

16
49 ASSEMBLY OF THE TIRES AND WHEELS

(Left Hand Side) *Notice the direction of the tires. *Pull back the tire bead slightly and spot glue in four spots as
*Notice the direction Make two the same for the left and 2 for the right. shown. When dry, glue the rest of the wheel between the spots.
of the tires. Check the rotation direction before gluing. Repeat the procedure on the other side of the wheel until fully
86050 glued.

IN
ST
Contact GL ANT
UE
Adhesive

Contact
Adhesive

86026

86059

86059

50 ASSEMBLY OF THE WHEELS ONTO THE FRONT KNUCKLE AND REAR HUB Assembly for both right and left side.

40550

40550
Wheel Nut .....x4 40550

Tire and Wheel assembly.

40550

40550

51 ASSEMBLY OF THE BODY

Step 1 Cut out the body as shown. Step 2 Before cutting and making holes in the body, put the unpainted body on the chassis to
confirm the mounting position and location for holes.
Use body reamer or drill to make two 8mm holes in the front and two 8mm holes in the rear.

34046

Cut Out
Body Reamer
(Not included.)

17
52 ASSEMBLY OF THE REAR WING

Step 1 Step 2

Cut out the rear wing as shown. Cutting and making holes in the rear wing.

Cut Out

Cut Out

Cut Out

53 ASSEMBLY OF THE REAR WING

Nylon Screw

Nylon Screw .....x2

Body Reamer
(Not included.)

Nylon Nut .....x2

Nylon Nut

18
54 MOUNTING BODY

31159

31159

31159
31159

55 STARTING OF THE ENGINE

How to start the engine: A 12V Starter and Starter Glow Plug (Not Included) 1.2V Glow Plug Igniter and
Ring ( Not Included) Charger (Not Included)
1. Turn on transmitter and then receiver.
2. Fill fuel tank with fuel bottle.
3. Connect 1.2V glow plug igniter . Charge for 1.2V
4. Start engine with a 12V starter. Starter rubber ring for car. Glow Plug Igniter
1.2V
( Note the direction of the starter.) ( Insert starter rubber ring Glow Plug Igniter
5. After the engine has started, remove the on the 12V starter.)
1.2V glow plug igniter . Normal Plug

12V Starter
Turbo Plug
* Follow the engine manufacturer instruction
manuals regarding engine set-up, carburetor *There are 2 types of glow plugs
and maintenance. available "NORMAL or Turbo"
depending of the type of the engine.

*To start the car, attach a glow plug igniter

to the glow plug, and use either a 12V electric
starter or starter box applied to the flywheel 1.2V
exposed through the chassis.

V
1.2

*Applied to the flywheel

exposed through the
chassis.

*Notice the clockwise direction

of the starter ring.

Starter Box
(Not Included)
*Notice the anti-clockwise
*Connect to a 12V battery.
direction of the starter ring.

19
 OPERATING YOUR MODEL SAFELY

Before Running Engine Start-Up While Running Cautions for Safety

Your radio control model can For engine use, refer to the Check that the model turns in Do not run your model through
move at high speed and manual included with the engine. proportion to the amount you water. This may cause rust or
therefore can cause injury to move the steering control of the electrical problems.
people or damage property. transmitter.
It is your responsibility to
operate your model safely.

For radio equipment, refer to

the manual included with the
radio.

To prime the engine with fuel, If model does not operate

Check that the speed of the
press down the primer button. correctly stop it and find the
model changes in proportion to
cause.
Check that all screws and nuts the amount you move the speed
arc tight. control of the transmitter.

If the model begins to operate

by itself, there is someone
else on your frequency.
Do not try to operate your
model under these conditions
for it may go out of control. Check the batteries.
Attach one clip to the glow plug's
end and the other clip to one of
the cylinder cooling fins.
After Running

By pushing with your fingers the

air cleaner, interrupt the engine
Fill in the fuel.

After each run, the model is hot.

Beware of getting burned.

Quickly. pull the starter rope

(to start the engine).

Fully extend
transmitter antenna. Switch off receiver.

Keep hands and tools away from

moving parts.

Adjust by screwing the needle

little by little. Switch off transmitter.

Switch on transmitter.

Never throw burning, gleaming

OFF ON or smouldering things into fuel
cans even if these happen to be
OFF ON empty.
Remove the clips from the engine. This is very dangerous to life! I!
Proper maintenance extends the
life of the model.
Switch on receiver.

Use genuine parts.

 SETTING GUIDE
FRONT TOE-IN AND TOE-OUT SETTING Use a 5mm allen wrench to adjust toe-in for front ..
(Front) Adjust the length of the front steering rod to change the toe angle.
NEUTRAL POSITION Making the steering rod longer will make the front tires become
toe-in.
TOE-IN Response will be slower and will over steer.
TOE-OUT TOE-OUT
Making the steering rod shorter will make the front tires become
toe-out.
Response will be quicker and will under steer.
We recommended adjusting the front toe-out to 1.5 degrees.

Steering Rod
4mm/5mm/5.5mm/7mm Wrench

Rear Rear
Toe-In Toe-In
Use rear tor-in adjuster.

1 1.5
Degree Degree

Set triangle marks in

Fig.1
the direction shown
in Fig.(1)

FRONT AND REAR CAMBER ANGLE SETTING

s
U
¡¯
5
m
re
c hx
n
2
w
.
Note: Place the model car on a flat surface. Raise the chassis to it's maximum clearance @¡s
o
d
tu
lrm jb
a
p
e
before the wheels leave the ground. @ ¡tf
in
.ro
Adjust the length of the front and rear upper arms so that the wheels are right angles to the
ground.

(FRONT) (REAR)

Turnbuckle

+ - - + + - - +
Positive Negative Positive Negative

The front camber adjustment can be made by moving the 14mm Adjust the length of the turnbuckle on the rear upper arms
steering ball at the front upper arms on knuckles, clockwise or can be change the rear camber.
anticlockwise. We suggest using 2 degress of negative camber for the rear.
We suggest using 1.5 degress of negative camber for the front.

FRONT AND REAR SHOCK ANGLE SETTING

Soft Firm Soft Firm
1 2 3 1 2 3 4 5
(FRONT) (REAR)

123 123
Soft Firm Soft Firm

Firm front suspension, less steering. Firm front suspension, less steering.
Soft front suspension, more steering. Soft front suspension, more steering.
 3 4 3 15 D IR T P R O L A T E M O D E L P A R T S L IS T
OFNA D E S C R IP T IO N R E T A IL OFNA D E S C R IP T IO N R E T A IL
10010 C LU TC H SH O ES BLAC K 3 SH O ES 1 3 .9 5 34027 A N T I- R O L L B A R K IT , U .C O M P ,L X 1 3 .9 5
10040 3 P IN F L Y W H E E L , .2 1 C O R N T Y P E 1 4 .9 5 34032 R A D IO & B A T T B O X ,U L T R A & T IT A N 1 1 .9 5
10060 M A N IF O L D , R O U N D E X H T , B L A C K 2 5 .9 5 34035 A R M S ,F R T /R E A R L O W E R , C O M P 2 1 4 .9 5
10069 R E D S E A L , S IL IC O N E R O U N D , 2 P C S 6 .9 5 34042 C N C C H A S S IS , L .M . H A R D C O A T E D 6 4 .9 5
10098 C LU TC H N U T, SG SH AFT 4 .9 5 34043 S H O C K T O W E R F R H .C . L .M . 1 1 .9 5
10102 S P R IN G S , C L U T C H , B L A C K 3 P C S . 4 .9 5 34044 S H O C K T O W E R R R H .C . L .M . 1 3 .9 5
10114 F L A T H E A D E N G IN E M O U N T S C R E W S 7 .9 5 34045 B O D Y M O U N T R E A R L .M . 8 .9 5
10120 S P R IN G , M A N IF O L D , R .P O R T .2 1 4 .9 5 34046 B O D Y , L A T E M O D E L W /M A S K C L E A R 7 6 .9 5
10177 F U E L L IN E 3 F T . G R A Y /B L A C K 1 .9 5 34050 C EN TER BO N ES, U LTR A G T, 2PC S 1 5 .9 5
10185 S IL IC O N E J O IN T T U B E B L A C K 4 .9 5 34054 SH AFT, R EAR D O G BO N E 93m m PR . 1 5 .9 5
10270 C L IP S , F U E L L IN E , B L K 3 .9 5 34055 P IN S , L O W E R R E A R A R M S 3 x 4 2 .6 m m 1 5 .9 5
10282 S W IT C H C O V E R , S IL IC O N E B L A C K 3 .9 5 34070 R E A R S T IF F E N E R , B L U E 8 .9 5
10300 A L U M . S T O P P E R K IT , 6 P C S . 4 .9 5 34080 M O LD ED STO N E G U AR D S, U LTR A PR . 1 1 .9 5
10400 C L U T C H B E L L W /B E A R IN G S , 1 4 T 1 9 .9 5 34090 B U M P E R , U L T R A S E D A N G T P /R A L L Y 1 2 .9 5
10402 C L U T C H B E L L W /B E A R IN G S , 1 6 T 1 9 .9 5 34091 F O A M B U M P E R , G T P /R A L L Y 1 5 .9 5
30010 M A IN G E A R C A S E , Q U IC K C H A N G E 1 4 .9 5 34110 B E A R IN G , 5 x 1 0 , 2 P C S 6 .9 5
30082 J O IN T C A P S , 6 m m , 2 P C S . 9 .9 5 35222 S H A F T , O F N A C A R S , 2 -S P E E D R E V 2 1 1 .9 5
30110 S P U R G E A R P L A S T IC 7 .9 5 35225 A L U M .H O L D E R , 1 S T G E A R ,2 S P R E V 2 2 6 .9 5
30120 G EAR , BEVEL 44T, STO C K 1 0 .9 5 35226 A L U M .H O L D E R , 2 N D G E A R ,2 S P R E V 2 2 4 .9 5
30121 M IS C B E V E L M O U N T IN G H A R D W A R E 1 .9 5 35227 C A M L E V E R D IS C , 2 - S P R E V 2 1 3 .9 5
30130 G E A R , P IN IO N 1 4 .9 5 35228 N U T , C C W A L U M , L A R G E ,2 - S P R E V 2 2 .9 5
30160 F R O N T P L A T E , A R M P IN H O L D E R S 4 .9 5 35229 E - C L IP , 1 8 m m , 2 - S P E E D R E V 2 0 .9 5
30171 LEVER , BR AKE 1 .9 5 35230 B E A R IN G , 8 x 1 2 F L A N G E ,2 S P 2 P C S 1 2 .9 5
30172 RODS, BRAKES, 2 PCS. 1 .5 35245 SPU R , G EAR , 45T, 2SP R EV2 7 .9 5
30201 C E N T E R , D IF F M O U N T , N E W T Y P E 1 3 .9 5 35249 SPU R , G EAR , 49T, 2SP R EV2 7 .9 5
30202 C E N T E R , D IF F A D A P T E R 1 .9 5 36052 C V A J O IN T S ,F /R W II& M B X 9 5 8 m m P R 4 9 .9 5
30211 B U S H IN G , P L A S T IC , B R A K E C A M 0 .9 5 36053 B E A R IN G , 8 x 1 6 m m , P A IR 1 2 .9 5
30213 BRAKE CAM 7 .9 5 36054 W H E E L H U B , 8 M M B L U E P A IR 1 1 .9 5
30262 S H O C K T O W E R F R O N T G T P 2 H .C . 7 .9 5 36055 P IN , 2 .5 x 1 7 m m , H E X H U B S , 4 P C S 3 .9 5
30272 F R O N T P L A T E J O IN T H .C . G T P 2 7 .9 5 36081 R E A R U P - R IG H T ( 8 m m B E A R IN G ) P R 1 2 .9 5
30273 S T A B IL IZ E R B A R 2 .5 m m G T P 2 3 .9 5 36082 R E A R A X L E S , 8 m m P A IR 1 0 .9 5
30274 S P R IN G F R O N T G T P 2 1 .8 x 6 T 5 .9 5 36140 KN O B, BR AKE AD JU STER , 2PC S 1 .9 5
30275 S P R IN G R E A R G T P 2 1 .8 x 1 0 T 5 .9 5 36171 A R M P IN 4 m m IN S ID E L X 1 5 .9 5
30341 B A L L E N D W IT H C O L L A R , 6 m m 3 .9 5 36640 AR M SH AFT, 4m m , SH O R T, 2PC S 9 .9 5
30351 R EAR AR M H O LD ER 3PC S 3 .9 5 36650 B R A K E D IS K , S T A IN L E S S S T E E L 2 P C 7 .9 5
30361 SERVO SAVER SHAFT 5 .9 5 36660 BR AKE PAD , 4PC S. 3 .9 5
30380 SERVO SAVER POSTS, 2 PCS. 4 .9 5 36661 BR AKE PAD W ASH ER , 4PC S. 3 .9 5
30401 S T E E R IN G E N D S , P L A S T IC 6 P C S . 2 .9 5 36700 S T E E R IN G B A L L E N D , 7 m m , 8 P C S . 6 .9 5
30403 6 m m B A L L , S T E E L (N O C O L L A R ) 4 .9 5 36740 S E R V O S A V E R K IT 1 2 .9 5
30411 6 m m B A L L S w /C O L L A R ,S T E E R IN G 6 P 4 .9 5 36741 S P R IN G , S E R V O S A V E R 3 .9 5
30480 E N G IN E M O U N T IN G K IT 1 2 .9 5 36742 B U S H IN G , S E R V O S A V E R 1 .9 5
30482 S P A C E R S , R A IS E E N G IN E M O U N T 4 .9 5 36790 4 x 4 6 M M T U R N B U C K L E S ,4 P C S . 1 0 .9 5
30491 M O U N T W IR E , P IP E 1 .5 36850 7m m BALL, 6 PC S. 3 .9 5
30531 S P R IN G , T H R O T T L E L IN K A G E 2 .9 5 36861 5x40m m TU R N BU C KLES, 2 PC S BLK 6 .9 5
30560 ANT TUBE AND MOUNT 2 .9 5 36890 F R O N T L O W E R A R M S ( m b x 4 ) P A IR 1 3 .9 5
30620 B E A R IN G K IT , 7 x 1 9 m m , 6 P C S . 2 9 .9 5 36900 F R O N T U P P E R A R M S ( m b x 4 ) P A IR 1 1 .9 5
30630 B E A R IN G K IT , 6 x 1 3 m m 1 2 P C S . 5 9 .9 5 36901 K N U C K L E , P IV O T B A L L ( m b x 4 ) 2 P C 1 3 .9 5
30631 B E A R IN G , S E A L E D , 6 x 1 3 m m 2 P C S . 1 0 .9 5 36903 P IV O T B A L L S , S T E E L ( m b x 4 ) 4 P C S 7 .9 5
30646 P O S T , F U E L T A N K F O R L X 1 , 9 .5 5 .9 5 36904 1 4 m m A L U M . N U T (m b x 4 ) 4 P C S 9 .9 5
30647 R E A R S T IF F N E R L X 1 , G T P 2 8 .9 5 36905 W A S H E R P L A S T IC , 1 4 m m N U T S 5 .9 5
30648 R A D IO T R A Y L X 1 H .C . 1 2 .9 5 38280 T U R N BU C KLES, 3X 36M M 2PC S 5 .9 5
30649 S H O C K T O W E R R E A R L X 1 H .C . 1 1 .9 5 38313 C O N E, TAPER ED 7m m , SG 2 .9 5
30653 C E N T E R T O P P L A T E L X 1 H .C . 6 .9 5 40028 D O G B O N E S , 9 3 M M P A IR L X 1 1 9 .9 5
30654 H O L D E R , U P P E R A R M A L U . L X 1 H .C 7 .9 5 40029 B A L L E N D S , P L A S T IC , A N T I- R O L L 3 .9 5
30656 W H E E L H U B , L X 1 , P IC C O 9 .5 H .C . 1 1 .9 5 40038 BALLS, 7M M 4PC S. 9 .9 5
30658 S E R V O S A V E R C O N N E C T O R H .C . L X 1 6 .9 5 40039 C O N E, ALU M . 3M M , 4PC S. 3 .9 5
30661 SER VO H O R N H EAVY D U TY BLAC K 4 .9 5 40054 S H A F T S ,3 .5 m F R O N T S H O C K S , 2 P C S 7 .9 5
30751 C A S E , D IF F (K ) , F R O N T o r R E A R 9 .9 5 40060 N Y L O K N U T , 2 .5 , P IS T O N N U T , 4 4 .9 5
30769 D IF F G E A R ,S IL V E R B E V E L ,S E T 4 m m 1 4 .9 5 40065 B A L L E N D S , P L A S T IC , R E A R U P P E R 4 .9 5
30773 C R O S S P IN A X L E S , 4 m m S T E E L 3 .9 5 40090 S E A L S ,S H O C K R E B U IL D , 9 .5 X - 1 7 .9 5
30776 W A S H E R , 4 x 1 0 x 0 .2 m m 4 P C S . 1 .9 5 40109 T A N K ,F U E L ,1 5 0 c c V IO L A T O R ,X 1 C R T 1 3 .9 5
30777 S E A L , O - R IN G ( L A R G E ) D IF F C A S E 3 .9 5 40127 A IR F IL T E R S E T , X - 1 9 .9 5
30779 M IS C . P A R T S , O L D D IF F & (k ) 9 .9 5 40128 FO AM , R EPLAC EM EN T FO R 40127 5 .9 5
30780 P IN S , 2 X 1 2 .8 m m F O R D IF 2 P C S 3 .9 5 40129 C O N N EC T O R , R U BBER FO R 40127 5 .9 5
30802 L IN K A G E , 2 T H R O T T L E L IN K A G E 7 .9 5 40199 S T E E R IN G B A L L E N D ,P L A S T IC , 6 m m 7 .9 5
30901 C A P J O IN T W /S H A F T F /R D IF F 1 1 .9 5 40531 S H O C K B A L L P O S T /O N E - P IE C E /T O P 9 .9 5
31010 G EAR , BEVEL 44T, H D STEEL 2 8 .9 5 40550 W H EEL N U T 5m m 4 .9 5
31040 SPU R G EAR STEEL 51T 2 9 .9 5 40632 SH O C K BO D Y FR O N T 13m m 2 4 .9 5
31143 B O D Y , L A T E M O D E L D IR T O V A L C L E A R 6 9 .9 5 40633 SH O C K C AP, 13m m 1 8 .9 5
31159 B O D Y C L IP S , C H R O M E 4 .9 5 40634 S H O C K S P R IN G S A D J U S T E R , 1 3 m m 9 .9 5
31304 U P - R IG H T H U B R E A R , P IV O T B A L L 1 0 .9 5 40635 C O V E R , S IL IC O N E R E D , 1 3 m m S H O C K 5 .9 5
31305 W A S H E R , P IV O T B A L L , P L A S T IC 5 .9 5 40636 O - R IN G 1 5 x 1 m m 3 .9 5
31306 A L U M . H E X N U T , P IV O T B A L L 4 P C S 8 .9 5 40637 FELT FO R R ED D U ST , 13m m SH O C K 1 .9 5
31307 P IV O T B A L L , S T E E L , R E A R 4 P C S 8 .9 5 40638 S H O C K P IS T O N 1 3 m m 7 .9 5
31989 M A N IF O L D , R E A R E X H T , B L A C K 2 5 .9 5 40640 SHOCK, PRESSURE TOP, ORANGE 5 .9 5
31990 P IP E , 1 :8 T U N E D , B L A C K 3 9 .9 5 40643 P L A S T IC S H O C K P A R T S ,1 3 m m S H O C K 9 .9 5
33010 M O U N T IN G K IT , G T P 9 .9 5 40736 S H O C K S H A F T D M -1 7 .9 5
33011 M O U N T IN G K IT , S E D A N ( G T P ) 1 2 .9 5 40737 S H O C K B O D Y , 1 3 m m D M -1 2 4 .9 5
33020 S O L ID C E N T E R K IT , U L T R A 'S 1 9 .9 5 40738 S H O C K S P R IN G D M - 1 R E D S O F T 1 4 .9 5
34012 P O S T , R A D IO , A L U M U L T R A C O M P 9 .9 5 40747 S H O C K S , C O M P L E T E P A IR D M - 1 4 9 .9 5
34013 B O X , R A D IO , U L T R A C O M P 1 1 .9 5 86026 1 7 m m W H E E L S , V S P O K E , W H IT E P K 1 9 .9 5
34014 B R A C E , F R O N T C H A S S IC ,U L T R A C O M P 3 .9 5 86050 1 :8 T IR E , S L IC K w /o B E L T , P A IR 1 9 .9 5
34015 TR AC K SEN SO R PLATE M O U N T 2 .9 5 86052 1 :8 T IR E ,T R E A D E D w /o B E L T , P R . 1 9 .9 5
34026 L A Y D O W N S E R V O M O U N T IN G S 7 .9 5 86059 F O A M S T R IP S , IN S E R T S , L O W - P R O 9 .9 5
LATE MODEL UPGRADE
 OWNER’S REGISTRATION CARD

OFNA Racing congratulates you on your purchase of our fine OFNA Product. With proper maintenance and han-
dling this kit will provide many hours of enjoyment.

The registration card should be filled out and mailed to OFNA Racing within 10 days of purchase date.

In the event that the kit is incomplete or component parts are broken due to error in manufacturer, contact your
dealer from which you purchased the kit for replacement part or call OFNA at (949) 586-2910 for your nearest dealer
location. Other items such as radio and engine other covered by individual warranties.

IMPORTANT!
Please print or type, filling in the information listed below and mail immediately

MAIL TO:

OFNA RACING
7 VANDERBILT
IRVINE, CA. 92618
TEL: (949) 586-2910

Write in Your Model Name and Part Number

REGISTRATION CARD

RACER’S NAME TEL:( )

ADDRESS

CITY STATE ZIP

DEALER’S NAME TEL: ( )

ADDRESS

CITY STATE ZIP

OFNA
7 Vanderbilt
Irvine, Ca. 92618