NGK Spark Plug Upgrade Chart
PLATINUM IRIDIUM
ORIGINAL PLUG STOCK NO. STOCK NO. STOCK NO.
UPGRADE UPGRADE
B6HS 4510 - - BR6HIX 3419
B7ES 1111 - - BR7EIX 6664
B7HS 5110 - - BR7HIX 7067
B8ES 2411 B8EVX (disc'd) 7051 BR8EIX 5044
B8EVX (disc'd) 7051 N/A - BR8EIX 5044
B8HS 5510 B8HVX (disc'd) 2634 BR8HIX 7001
B8HVX (disc'd) 2634 N/A - BR8HIX 7001
B9ES 2611 B9EVX (disc'd) 7254 BR9EIX 3981
B9EVX (disc'd) 7254 N/A - BR9EIX 3981
B9HS 5810 B9HVX (disc'd) 2254 BR9HIX 5687
B9HS-10 3626 B9HVX (disc'd) 2254 BR9HIX 5687
B9HVX (disc'd) 2254 N/A - BR9HIX 5687
B10EVX (disc'd) 7335 N/A - BR10EIX 6801
BCP5ES 7496 BCP5EVX (disc'd) 5664 BCPR5EIX 5688
BCP6E 5860 BCP6EVX (disc'd) 6323 BCPR6EIX 5689
BCP6ES 4930 BCP6EVX (disc'd) 6323 BCPR6EIX 5689
BCP6ET 4563 PFR6B 3500 - -
BCP7ES 5030 - - BCPR7EIX 5690
BCP7ET 2078 - - BKR7EIX 2667
BCPR5E 1145 BCPR5EP-8 2950 BCPR5EIX 5688
BCPR5ES 6130 BCPR5EP-8 2950 BCPR5EIX 5688
BCPR6E 1269 - - BCPR6EIX 5689
BCPR6E-11 3132 - - BCPR6EIX-11 4919
BCPR6EP-11 3350 N/A - BCPR6EIX-11 4919
BCPR6ES 2330 - - BCPR6EIX 5689
BCPR6ES-11 7121 - - BCPR6EIX-11 4919
BCPR6ET 2197 PFR6B 3500 - -
BCPR6EY 1146 BCPR6EP-N-8 5275 BCPR6EIX 5689
BCPR6EY-11 3720 - - BCPR6EIX-11 4919
BCPR7E 1272 - - BCPR7EIX 5690
BCPR7ES-11 1095 PFR7H-10 3978 - -
BCPR7ET 2164 - - ■ BKR7EIX 2667
BK6E 3536 - - BKR6EIX 6418
BKR5E 7938 - - BKR5EIX 6341
BKR5E-11 6953 - - BKR5EIX-11 5464
BKR5EK 7956 - - BKR5EIX 6341
BKR5EKB-11 3967 - - BKR5EIX-11 5464
BKR5EKC 5216 - - BKR5EIX 6341
BKR5EKU 3964 - - BKR5EIX 6341
BKR5EKUP 2890 N/A - BKR5EIX 6341
BKR5EP-11 3440 N/A - BKR5EIX-11 5464
BKR5EQUB 1567 - - BKR5EIX 6341
BKR5EQUPA 3566 N/A - BKR5EIX 6341
BKR5EVX 2546 N/A - BKR5EIX 6341
BKR5EY 7390 - - BKR5EIX 6341
BKR5EY-11 2355 - - BKR5EIX-11 5464
BKR5EYA 2087 - - BKR5EIX 6341
BKR5EYA-11 2526 - - BKR5EIX-11 5464
BKR5EZ 7642 - - BKR5EIX 6341
BKR6E 6962 - - BKR6EIX 6418
BKR6E-11 2756 - - BKR6EIX-11 3764
BKR6EK 2288 - - BKR6EIX 6418
BKR6EKB-11 3583 - - BKR6EIX-11 3764
BKR6EKC 2848 - - BKR6EIX 6418
BKR6EKE 5649 - - BKR6EIX 6418
BKR6EKPB-11 3452 N/A - BKR6EIX-11 3764
BKR6EKUB 3584 - - BKR6EIX 6418
BKR6EKUE 7892 - - BKR6EIX 6418
BKR6E-N-11 5724 - - BKR6EIX-11 3764
BKR6EP-8 2215 N/A - BKR6EIX 6418
BKR6EP-11 2978 N/A - BKR6EIX-11 3764
BKR6EP-13 2550 N/A - BKR6EIX-11 3764
Please note: Spark Plugs marked with an asterisk * have a
■ Fixed terminal nut pre-set gap larger then the original item.
□ Removable terminal nut Please ensure that these are suitable for the
● Threaded post terminal - requires terminal nut intended application.
N/A No upgrade to Platinum as original is Platinum
August 2016
MP 1 of 5
NGK Spark Plug Upgrade Chart
PLATINUM IRIDIUM
ORIGINAL PLUG STOCK NO. STOCK NO. STOCK NO.
UPGRADE UPGRADE
BKR6EQU 6002 - - BKR6EIX 6418
BKR6EQUA 6872 - - BKR6EIX 6418
BKR6EQUP 3199 N/A - BKR6EIX 6418
BKR6ES 3783 - - BKR6EIX 6418
BKR6ETA-10 7998 - - BKR6EIX-11 3764
BKR6ETUC 3384 - - BKR6EIX 6418
BKR6EVX (disc'd) 3539 N/A - BKR6EIX 6418
BKR6EY 3696 - - BKR6EIX 6418
BKR6EYA 2249 - - BKR6EIX 6418
BKR6EYA-11 4073 - - BKR6EIX-11 3764
BKR6EZ 4619 - - BKR6EIX 6418
BKR6EZB 4293 - - IFR6Q-G 5648
BKR7E 6097 - - BKR7EIX 2667
BKR7E-11 1283 - - IFR7G-11KS 7746
BKR7EKC 7354 - - BKR7EIX 2667
BKR7EKC-N 2095 - - BKR7EIX 2667
BKR7EVX (disc'd) 3544 N/A - BKR7EIX 2667
BKUR5ET 2789 - - BKR5EIX 6341
BKUR5ET-10 7553 - - BKR5EIX-11 5464
BKUR6EK 2213 - - BKR6EIX 6418
BKUR6ET 6437 - - BKR6EIX 6418
BKUR6ET-10 2397 - - BKR6EIX-11 3764
BKUR6ETB-10 5742 - - BKR6EIX-11 3764
BKUR7ET 7873 - - BKR7EIX 2667
BP5E 4669 - - BPR5EIX 6597
BP5ES 6511 - - BPR5EIX 6597
BP5ET 2287 - - BPR5EIX 6597
BP5ET-10 5156 - - BPR5EIX 6597
BP6E 7529 BP6EVX (disc'd) 5832 BPR6EIX 6637
BP6EF 4666 - - BPR6EFIX-10 * 94658
BP6EFS 3812 - - BPR6EFIX-10 * 94658
BP6ES 7811 BP6EVX (disc'd) 5832 BPR6EIX 6637
BP6ESZ 7639 BP6EVX (disc'd) 5832 BPR6EIX 6637
BP6ET 1263 BP6EVX (disc'd) 5832 BPR6EIX 6637
BP6EVX (disc'd) 5832 N/A - BPR6EIX 6637
BP6HS 4511 - - BPR6HIX 4085
BP6H-VG (disc'd) 4555 - - BPR6HIX 4085
BP7EFS 3526 BP7EFVX (disc'd) 3344 TR7IX 3690
BP7ES 2412 BP7EVX (disc'd) 7270 BPR7EIX 4055
BP7EVX (disc'd) 7270 N/A - BPR7EIX 4055
BP7HS 5111 - - BPR7HIX 5944
BP8ES 2912 BP8EVX (disc'd) 2671 BPR8EIX 6684
BP8EVX (disc'd) 2671 N/A - BPR8EIX 6684
BP8HS 2630 - - BPR8HIX 6742
BPR5E 7075 - - BPR5EIX 6597
BPR5EFS 2223 PTR5D-10 * 3784 - -
BPR5EKU 5685 - - BPR5EIX 6597
BPR5ES 7422 - - BPR5EIX 6597
BPR5ES-11 4424 - - BPR5EIX 6597
BPR5EY 2828 - - BPR5EIX 6597
BPR5EY-11 3028 - - BPR5EIX 6597
BPR6E 6464 - - BPR6EIX 6637
BPR6EF 4665 - - BPR6EFIX-10 * 94658
BPR6EF-11 95420 - - BPR6EFIX-10 94658
BPR6EFS 3623 - - BPR6EFIX-10 * 94658
BPR6EKN 1128 - - BPR6EIX 6637
BPR6ES 7822 - - BPR6EIX 6637
BPR6ES-11 4824 - - BPR6EIX-11 3903
BPR6EVX (disc'd) 6764 N/A - BPR6EIX 6637
BPR6EY 6427 - - BPR6EIX 6637
BPR6EY-11 4228 - - BPR6EIX-11 3903
BPR6HS 7022 - - BPR6HIX 4085
Please note: Spark Plugs marked with an asterisk * have a
■ Fixed terminal nut pre-set gap larger then the original item.
□ Removable terminal nut Please ensure that these are suitable for the
● Threaded post terminal - requires terminal nut intended application.
N/A No upgrade to Platinum as original is Platinum
August 2016
MP 2 of 5
NGK Spark Plug Upgrade Chart
PLATINUM IRIDIUM
ORIGINAL PLUG STOCK NO. STOCK NO. STOCK NO.
UPGRADE UPGRADE
BPR6HSA 4632 - - BPR6HIX 4085
BPR6H-VG4 (disc'd) 2393 - - BPR6HIX 4085
BPR7E 1142 - - BPR7EIX 4055
BPR7ES 2023 - - BPR7EIX 4055
BPR7ES-11 7226 - - BPR7EIX 4055
BPR7HS 6422 - - BPR7HIX 5944
BPR8ES 3923 - - BPR8EIX 6684
BPR8HS 3725 - - BPR8HIX 6742
BR6HS 3922 - - BR6HIX 3419
BR6HSA 4296 - - BPR6HIX 4085
BR7ES 5122 - - BR7EIX 6664
BR7HS 4122 - - BR7HIX 7067
BR8ECM 3035 BR8ECMVX (disc'd) 5567 BR8ECMIX 3520
BR8ES 5422 - - BR8EIX 5044
BR8HS 4322 - - BR8HIX 7001
BR8HSA 5539 - - BPR8HIX 6742
BR9ECM 3252 BR9ECMVX (disc'd) 2434 BR9ECMIX 2707
BR9EG 3230 - - BR9EIX 3981
BR9EG-N-8 2689 - - BR9EIX 3981
BR9ES 5722 - - BR9EIX 3981
BR9HS 4522 - - BR9HIX 5687
BR10ES 4832 - - BR10EIX 6801
BUR5ET 3377 - - BPR5EIX 6597
BUR5ET-10 7264 - - BPR5EIX 6597
BUR6EFSZ 6837 - - BPR6EFIX-10 * 94658
BUR6ET 3172 - - BPR6EIX 6637
BUR9EQ 5483 BUR9EQP 5255 - -
C6HSA 3228 - - CR6HIX 7274
C7E 5096 - - CR7EIX 7385
C7HSA 4629 - - CR7HIX 7544
C8E 7471 - - CR8EIX 4218
C8HSA 6821 - - CR8HIX 7669
CPR6EA-9 6899 - - CR6EIA-9 7967
■ CPR6EB-9 5958 - - ● CR6EIA-9 7967
CPR7EA-9 3901 - - CR7EIX 7385
CPR8E 7411 - - CR8EIX 4218
CPR8EA-9 2306 - - CR8EIX 4218
■ CPR8EB-9 6607 - - ● CR8EIX 4218
CPR9EA-9 2308 - - CR9EIX 3521
CR6EH-9 2688 - - CR6EIA-9 7967
CR6HS 7023 - - CR6HIX 7274
CR6HSA 2983 - - CR6HIX 7274
CR7E 4578 - - CR7EIX 7385
■ CR7EB 4663 - - ● CR7EIX 7385
CR7EH-9 3486 - - CR7EIX 7385
CR7EK 7546 - - CR7EIX 7385
CR7EKA 1462 - - CR7EIX 7385
■ CR7EKB 4455 - - ● CR7EIX 7385
CR7HS 7223 - - CR7HIX 7544
CR7HSA 4549 - - CR7HIX 7544
CR8E 1275 - - CR8EIX 4218
■ CR8EB 7784 - - ● CR8EIX 4218
CR8EH-9 5666 - - CR8EHIX-9 3797
CR8EH-9S 7750 - - CR8EHIX-9 3797
CR8EK 3478 - - CR8EIX 4218
■ CR8EKB 4374 - - ● CR8EIX 4218
CR8HS 7423 - - CR8HIX 7669
CR8HSA 2086 - - CR8HIX 7669
CR9E 6263 - - CR9EIX 3521
■ CR9EB 6955 - - ● CR9EIX 3521
CR9EH-9 7502 - - CR9EHIX-9 6216
CR9EK 4548 - - CR9EIX 3521
Please note: Spark Plugs marked with an asterisk * have a
■ Fixed terminal nut pre-set gap larger then the original item.
□ Removable terminal nut Please ensure that these are suitable for the
● Threaded post terminal - requires terminal nut intended application.
N/A No upgrade to Platinum as original is Platinum
August 2016
MP 3 of 5
NGK Spark Plug Upgrade Chart
PLATINUM IRIDIUM
ORIGINAL PLUG STOCK NO. STOCK NO. STOCK NO.
UPGRADE UPGRADE
■ CR9EKB 2305 - - ● CR9EIX 3521
CR9EKPA 7785 N/A - CR9EIX 3521
CR10E 6264 - - CR10EIX 6482
CR10EK 2360 - - CR10EIX 6482
D8EA 2120 - - DR8EIX 6681
D8EVX (disc'd) 2850 N/A - DR8EIX 6681
D9EA 2420 - - DR9EIX 4772
D9EVX (disc'd) 2834 N/A - DR9EIX 4772
DCPR7E 3932 - - DCPR7EIX 6046
DCPR7E-N (disc'd) 4795 - - DCPR7EIX 6046
DCPR7E-N-10 4983 - - DCPR7EIX 6046
DCPR7EVX (disc'd) 1179 N/A - DCPR7EIX 6046
■ DCPR8E ■ 4179 - - □ DCPR8EIX 6546
□ DCPR8E □ 4339 - - □ DCPR8EIX 6546
DCPR8EKC 7168 - - DCPR8EIX 6546
DCPR8EKP 7415 N/A - DCPR8EIX 6546
DCPR8E-N 5692 - - DCPR8EIX 6546
DCPR9E 2641 - - DCPR9EIX 2316
DCPR9EVX (disc'd) 6436 N/A - DCPR9EIX 2316
DPR7EA-9 5129 - - DPR7EIX-9 7803
DPR8EA-9 4929 - - DPR8EIX-9 2202
DPR9EA-9 5329 - - DPR9EIX-9 5545
DR8EA 7162 - - DR8EIX 6681
■ DR8EB 4855 - - ● DR8EIX 6681
DR8ES 5423 - - DR9EIX 4772 NB: Upgrade correct
DR8ES-L 2923 - - DR8EIX 6681
DR9EA 3437 - - DR9EIX 4772
FR5CP 6368 N/A - BKR5EIX 6341
JR9B 3188 - - DR9EIX 4772
JR9C 6193 - - DR9EIX 4772
LFR5A-11 6376 LFR5AP-11 4775 - -
LFR5E-11 1669 LFR5AP-11 4775 - -
LFR6A-11 3672 PLFR6A-11 7654 ILFR6T11 4904
LFR6B 6677 - - ILFR6B 6481
LFR6C-11 5788 PLFR6A-11 7654 ILFR6T11 4904
LFR6D 4704 - - ILFR6B 6481
LKAR8A-9 4786 - - LKAR8AI-9 6706
LKR8AP 4471 N/A - LKAR8AI-9 6706
LR8B 6208 - - CR8HIX 7669
LTR6B-10T 5948 PLTR6A-10G 3587 - -
LZKAR7A 6799 - - ILKAR7J7G 91121
LZKAR7B 5942 - - ILKAR7J7G 91121
PFR5B-11 2300 N/A - BKR5EIX-11 5464
PFR5G-11 2647 N/A - BKR5EIX-11 5464
PFR5J-11 4642 N/A - BKR5EIX-11 5464
PFR5L-11 5459 N/A - BKR5EIX-11 5464
PFR5N-11 5838 N/A - BKR5EIX-11 5464
PFR6A-11 4045 N/A - BCPR6EIX-11 4919
□ PFR6B 3500 N/A - ■ BKR6EIX 6418
PFR6B-11 4014 N/A - BKR6EIX-11 3764
PFR6G-9 4377 N/A - BKR6EIX 6418
PFR6G-11 5555 N/A - BKR6EIX-11 3764
PFR6H-10 6290 N/A - BCPR6EIX-11 4919
PFR6J-11 2743 N/A - IFR6J11 7658
PFR6N-11 3546 N/A - BKR6EIX-11 3764
PFR6Q 6458 N/A - IFR6Q-G 5648
PFR7B 4853 N/A - BKR7EIX 2667
PFR7G 4364 N/A - BKR7EIX 2667
PFR7G-9 4371 N/A - BKR7EIX 2667
PFR7G-11S 7772 N/A - IFR7G-11KS 7746
PFR7M 4877 N/A - BKR7EIX 2667
PGR6A 4984 N/A - BPR6EIX 6637
Please note: Spark Plugs marked with an asterisk * have a
■ Fixed terminal nut pre-set gap larger then the original item.
□ Removable terminal nut Please ensure that these are suitable for the
● Threaded post terminal - requires terminal nut intended application.
N/A No upgrade to Platinum as original is Platinum
August 2016
MP 4 of 5
NGK Spark Plug Upgrade Chart
PLATINUM IRIDIUM
ORIGINAL PLUG STOCK NO. STOCK NO. STOCK NO.
UPGRADE UPGRADE
PGR7A 3200 N/A - IGR7A 6687
PLFR6A-11 7654 N/A - ILFR6T11 4904
- ILTR6A-13G 3789
PLTR6A-10G 3587 N/A *
PLZFR6A-11S 5987 N/A - ILZFR6D11 1208
PLZKBR7A-G (disc'd) 5843 N/A - ILZKBR7B8DG 95770
PLZKBR7B8DG 90223 N/A ILZKBR7B8DG 95770
PTR5A-10 5055 N/A - LTR5IX-11 4344
PTR5C-13 7740 N/A - TR5AI-13 90813
PTR5D-10 3784 N/A - TR5AI-13 90813
PTR5D-13 6644 N/A - TR5AI-13 90813
PTR6D-13 5598 N/A - ITR6F13 4477
PTR6F-13 7569 N/A - ITR6F13 4477
PZFR6F-11 3271 N/A - IZFR6F11 4095
TR5A-10 0005 - - LTR5IX-11 4344
TR5B-13 4559 - - LTR5IX-11 4344
TR6AP-13 5809 N/A - ITR6F13 4477
ZFR5F 5165 - - ZFR5FIX-11 * 2477
ZFR5F-11 2262 - - ZFR5FIX-11 2477
ZFR5J-11 5584 - - ZFR5FIX-11 2477
ZFR6F-11 4291 - - ZFR6FIX-11 6441
ZFR6J-11 5585 - - ZFR6FIX-11 6441
ZFR6K-11 6711 - - IZFR6K11 6994
Please note: Spark Plugs marked with an asterisk * have a
■ Fixed terminal nut pre-set gap larger then the original item.
□ Removable terminal nut Please ensure that these are suitable for the
● Threaded post terminal - requires terminal nut intended application.
N/A No upgrade to Platinum as original is Platinum
August 2016
MP 5 of 5
