Allstar Performance Spark Plug Indexing Shims 96505
ALLSTAR PERFORMANCE | Part# ALL-96505
In Stock
Allstar Performance Spark Plug Indexing Shims 96505. Spark Plug Washer, Indexing, 14 mm Flat Seat, 60 and 90 Degree Shims, Set of 24. *SHIMS ARE DESIGNED FOR FLAT SEAT 14MM SPARK PLUGS AND HAVE A .800 O.D. FOR PROPER SEATING ON CYLINDER HEADS WITH STANDARD SPARK PLUG POCKETS.
$21.99
Stackable shims index spark plugs at 30° intervals up to 360° properly positioning ground strap in cylinder head for increased power and clearance between spark plug and piston. Shims are intended for use with 14mm flat seat spark plugs only. Package of 24 shims contains 12 silver 60°, 12 black 90°, detailed instructions and dial chart.
