Moroso Spark Plug Indexing Washers

Spark Plug Indexing Washers
Flat Seat, .040", .050", .064"

• 30 per pack, 10 each size 

• Designed for use on all 14mm spark plugs with 5/8" hex 

• With three thicknesses in each package, one will correct the electrode placement on any plug and simplify the time-consuming task of spark plug indexing 

• The washers are precision stamped from copper for perfect sealing and heat transfer