Moroso 71910 Moroso Spark Plug Indexing Washers - 14mm - Flat Seat - .040in/.050in/.064in - 10 in Each Size

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

• 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
• 30 per pack, 10 each size