SB & BB Chevy Starter Motor Shim Kit 

This starter shim kit has been design to ensure proper spacing between the starter drive and the ring gear, allowing you to install an efficiently operating your high-torque starter. 

The bolts in this kit are the correct knurled bolts to easily locate the starter and keep it in place, crafted from premium quality materials.

Item Specs: 

• Fits All Chevrolet Small Blocks & Big Blocks Using A High Torque Starter w/ Long Bolts (Also Fits Chevy V6 90° Engines) 
• Compatible with 153 or 168 Tooth Flywheels (Dual Bolt Pattern Starter)
• 4 1/2" Overall Bolt Length (4 1/8" Under The Head)
• 3/8-16 Threads