Spark Plug Conversion Charts
|
| Old Plug |
New Plug |
Old Plug |
New Plug |
|
| 0 Com |
W-10 |
J-9y |
UJ10Y |
| 1 Com |
W- 14 |
10 Com |
D-23 |
| 2 Com |
W-18 |
L-10S |
L-7 |
| J-2 |
J-57-R |
F-11Y |
UF-11Y |
| K-2 |
J-57R |
H-11J |
H-11 |
| 3 Com |
W- 18 |
L-11S |
L-7 |
| J-3 |
J-62R |
H-12J |
H-12 |
| K-3 |
J-62R |
J- 12 |
UJ-12 |
| 4 Com |
D-6 |
J-12Y |
UJ-12Y |
| C-4 |
C-16C |
L-12Y |
UL-12Y |
| Y-4A |
UY-6 |
XJ-12Y |
XJ-13Y |
| 5 Com |
D-9 |
F-14Y |
UF-14Y |
| 5MJ |
D-9J |
C-15 |
D-21 |
| 6 Com |
D-14 |
J-18Y |
UJ-18Y |
| 6 MJ |
K-15J |
20 |
W-20 |
| Y-6 |
UY-6 |
36 |
C-97B |
| XY-6 |
UY-6 |
C-36 |
B-86N |
| 7 |
D-16 |
44 |
W-89D |
| XL-7 |
XL-85 |
45 |
W-95D |
| 8 Com |
D-16 |
49 |
D-89D |
| D-8 |
K-97F |
J-79 |
J-2J |
| DL-8C |
K-98F |
S-79N |
RS-79N |
| JT-8 |
CJ-8 |
L-82Y |
UL-82Y |
| L-8 |
L-14 |
J-91 |
CJ-8 |
| Y-8 |
UY-6 |
73 0 |
L-87Y |
| 9 |
D-21 |
813 |
D-21 |
| F-9Y |
UF-9Y |
901 |
W-85N |
| H-9 |
H-8 |
H-9J |
J-8J |
| |
KLG |
LODGE |
Champion (British) |
Champion (American) |
Bosch |
| |
F.20 |
BB.14 : BB.14S |
- |
- |
W.95/T1 |
| |
FE.20 |
BL.14 |
- |
- |
W.955/T1 |
| |
TFS.20 |
- |
J.5 |
J.4 : J.14 |
- |
| |
FE.30 |
BL.14 |
N.8 |
N.8 |
W.125/T1 |
| |
F.50 |
CN |
L.10 |
H.10 |
W.145/T1 |
| |
FE.50 |
CB.14 : CL.14 |
N.8 |
N.8 |
W.145/T3 |
| |
TFE.50 |
CLN |
N.8 |
N.8 |
W.145/T3 |
| |
TF.50 |
CN : C.14 |
L.10 |
H.10 |
W.145/T1 |
| |
TFS.50 |
- |
J.8 |
J.9 : J.8 |
- |
| |
F.70 |
HN : H.14 : H.14S |
L.10S |
L.10 |
W.175/T1 |
| |
FE.70 |
HL.14 : HLN |
NA.8 |
NA.8 |
W.175/T3 |
| |
F.80 |
HN : HNP |
L.11S |
L.11S |
W.225/T1 |
| |
FE.80 |
HNLP |
NA.8 |
NA.8 |
W.225/T3 |
| |
FLB.30X |
HRNP |
LB.8 |
LB.8 |
W.95/A.2 |
