Allstar Performance spark plug index shims, 14mm small O.D., for race car engine. Aligns spark plugs in racing setups. Hand-tool compatible for track use.
Allstar Performance 14mm shock shim standard kit for race car suspension tuning. Includes assorted steel shims, adjusts shock valving/preload. Bolt-on installation for circle track or drag racing...
Allstar Performance 14mm shock shim starter kit for race car suspension tuning. Includes essential steel shims, adjusts shock valving/preload. Bolt-on installation for circle track or drag racing...
Allstar Performance 14mm shock shim deluxe kit for race car suspension tuning. Includes assorted steel shims, adjusts shock valving/preload. Bolt-on installation for circle track or drag racing.Shock...