Passenger Cars and Commercial Vehicles
COMMER
| Model |
Engine |
Year |
Standard Plug |
Gap (mm) |
Iridium Power |
Iridium Tough |
| Cob OHV Van |
1390cc |
|
W20EPU |
0.8 |
IW20 |
VW20 |
| Imp. Van |
1725cc |
|
W20EPU |
0.8 |
IW20 |
VW20 |
| 8cwt and Express Delivery Van OHV |
 |
|
W20EPU |
0.8 |
IW20 |
VW20 |
| 25 cwt: 12.7 mm (1/2â€) Reach |
 1/2†Reach |
|
W20FSU |
0.6 |
IWF22 |
|
| 25cwt: 19.0mm (3/4â€) Reach |
 3/4†Reach |
|
W16ESU |
0.8 |
|
|
| 1500cc, 1600cc, Models 1500cc, 1600cc |
 |
|
W20ESU |
0.8 |
|
|
| 2260cc, 2965cc, 2266cc |
 |
to 1973 |
W20EPU |
0.8 |
IW20 |
VW20 |
| 2260cc, 2965cc, 2266cc |
 |
1974 on |
W20EPRU |
0.8 |
IW20 |
VW20 |
| 4139cc, 4250cc, 4725cc |
 OHV Engines |
|
W20EPU |
0.8 |
IW20 |
VW20 |
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