Moroso 71900 Spark Plug Indexing Washers

Moroso 71900 Spark Plug Indexing Washers

• Designed for use on all 14mm spark plugs
• Three thicknesses in each package
• Precision stamped from copper
• Tapered Seat
• 30 per package, 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: .010", .021", .032".