Cloyes Quick Adjust True Roller Double Roller Timing Set - Adjustable - Big Block Chevy Crankshaft Mandrel Spacer 5" Diameter - 4 7/16"

5" Diameter - 4 7/16" Bolt Pattern - 3/8" Bolt Hole - 2 pc

Ergonomic Fit and Feel

This is the best small block Ford 20 inline head you'll find to provide huge horsepower to out run your competition

or Driving optics

Cloyes Quick Adjust True Roller Double Roller Timing Set - Adjustable - Big Block Chevy Crankshaft Mandrel Spacer 5" Diameter - 4 7/16"Product Description: Timing Chain Set Quick Adjust True Roller Double Roller Adjustable Standard Length Steel Big Block Chevy Cloyes was founded in the early 1920s in Cleveland, Ohio, by Raymond Cloyes, who started the business by manufacturing by hand a small quantity of replacement fiber and aluminum timing gears for trucks and automobiles. Thus began the story of Cloyes Gear Works, now known as Cloyes Gear and Products, Inc. Cloyes was the first to