SPORT-PARTS INC. INDEXING WASHER KIT 2-CYLINDER

SPORT-PARTS INC. Indexing Washer Kit – 2-Cylinder

Unlock proven racer performance with the SPORT-PARTS INC. Indexing Washer Kit designed for 2‑cylinder engines using 14 mm spark plugs. Properly indexed plugs face the electrode’s open end toward the intake port, promoting a hotter, cleaner burn right where the fresh charge enters.

• Improve power and throttle response by optimizing flame kernel location.
• Enhance fuel efficiency with more complete combustion.
• Extend plug life thanks to better heat management.
• Easy installation: mark the plug, then shim with included washers to align the electrode.
• Track-tested technique adapted for everyday enthusiasts.

Ideal for tuners, riders, and racers seeking consistent, repeatable plug orientation across both cylinders. Get reliable alignment, better combustion, and measurable gains with every plug change.