For the Most Accurate Spark Plug Information please see your Engine Owners Manual.
LCT / ARIENS AX
BRIGGS AND STRATTON
TECUMSEH
SUBARU
| Engine Displacement |
Ariens |
Champion |
NGK |
Torch |
| 169cc |
21547200 |
L90C |
BR4HS |
E6RC |
| 265cc |
21547200 |
L90C |
BR4HS |
E6RC |
All Spark plug gap set between .025" to .030"