Champion Spark Plugs
| Description | Part Number | Price |
|---|---|---|
| For most Lycoming and Continental engines (on Continental engines REM40E replaces EM41E) | REM40E | £16.95 |
| Cooler plug used on Lycomings and Continentals | REM38E | £19.17 |
| Used on Radials and larger Lycomings / Continentals | REB37E | £22.00 |
| Designed specifically for Lycoming 0-235 K/L/M engines, but also used and approved for the 0-230 and 0-360 of 180 hp or less (not turbo) when encountering lead fouling. | REM37BY | £18.67 |
| Originally Designed for Franklin engines but now commonly used in VW engines converted for aviation use. | REL37B | £28.00 |
| Unscreened | M41E | £24.13 |


