Crank Pulley Shim kit. Kit includes sizes 0.062", 0.125", and 0.250" Crank Shims. Fits Small and Big Block Chevy.
Crank Pulley Shim 0.250 inch Spacer .25" 1/4 Fit Small Block Big Block Chevy SBC
Allstar Performance 31066 Crankshaft Pulley Shim Kit IMCA Dirt Track
Mercedes AMG 5.5l 5.4l Supercharger Pulley Shim Kit for M113K Engine.
Allstar Performance 31064 Pulley Shim Kit Water Pump IMCA NHRA Dirt Drag
Moroso 64035; Water Pump Pulley Shim Kit, (2) 1/16 in. and (1) 1/8 in. spacers
Pontiac Super Duty, GTO and Full Size waterpump pulley shim kit