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SPARK PLUG INDEXING WASHERS, 14MM FLAT SEAT
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
These Moroso indexing washers are designed for use on all 14mm spark plugs with 5/8" hex. 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. Includes 10 of each size: .043", .050", .064".