*item may differ from images
These washers are used by many racers to properly index their spark plugs in the combustion chamber for piston dome clearance or for added power.
Powerhouse Products Spark Plug Indexing Washers POW301090
Specifications:
| Description_SHO | Plug Washers |
| Description_INV | Spark Plug Washers |
| Description_ASC | See our POW301095 for Tapered Seat Washers. |
| Description_DES | Spark Plug Indexing Washers |
| Description_EXT | This washer kit comes with 10 x .043", 10x .054" and 10 x .064" thick flat seat washers. |
| Description_MKT | These washers are used by many racers to properly index their spark plugs in the combustion chamber for piston dome clearance or for added power. |
| Description_DEF | Spark Plug Indexing Tool |