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BT-50 - en

The WL-C engine has new mechanical features including pistons with an integrated combustion chamber, coated piston skirts, a reduced compression ratio, a newly constructed aluminum alloy cylinder head, double overhead camshafts driven by a timing belt, four valves per cylinder, adjustable roller-type rocker arms, and a timing belt auto tensioner. It is a 4-stroke, inline 4-cylinder diesel engine with direct injection and a DOHC valve system driven by timing gears and a belt. It has a displacement of 2,499cc, a bore of 93.0mm, a stroke of 92.0mm, and a compression ratio of 18.0:1.

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Jorge Antonio Guillen
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93 views1 page

BT-50 - en

The WL-C engine has new mechanical features including pistons with an integrated combustion chamber, coated piston skirts, a reduced compression ratio, a newly constructed aluminum alloy cylinder head, double overhead camshafts driven by a timing belt, four valves per cylinder, adjustable roller-type rocker arms, and a timing belt auto tensioner. It is a 4-stroke, inline 4-cylinder diesel engine with direct injection and a DOHC valve system driven by timing gears and a belt. It has a displacement of 2,499cc, a bore of 93.0mm, a stroke of 92.0mm, and a compression ratio of 18.0:1.

Uploaded by

Jorge Antonio Guillen
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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WL-C Engine Mechanical

Mechanical
Features

x The mechanical system of the WL-C engine has the following new features:
– Pistons with integrated combustion chamber
– Coated piston skirt
– Reduced compression ratio
– Newly constructed aluminium alloy cylinder head
– Double overhead camshafts (driven by a timing belt)
– Four valves per cylinder
– Adjustable roller-type rocker arms
– Timing belt auto tensioner

Specifications

Specification
Item
WL-C
Type Diesel 4-stroke
Cylinder arrangement and number Inline, 4-cylinder
Combustion chamber Direct injection
Valve system DOHC, timing gear and belt driven, 16 valves
Displacement ml 2,499
Bore x stroke mm 93.0 x 92.0
Compression ratio 18.0:1
Compression pressure kPa 2,942 (standard) 2,648 (minimum)
Open BTDC (°) 10
IN
Close ABDC (°) 30
Valve timing
Open BBDC (°) 40
EX
Close ATDC (°) 8
Valve clearance IN mm 0.10-0.16
(engine cold) EX mm 0.17-0.23
BT-50_T01001

Service Training BT-50 01-3

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