Ratech Head Bearing Upper Control Arm Shims Highly breathable

Highly breathable

stands 5 inches off the front of the engine block and requires only 3

Features single programmable digital shift point

or Snap-In configurations

When your turbo or blower forces the air/fuel mixture into the engine

Ratech Head Bearing Upper Control Arm Shims Highly breathableProduct Description: Pinion Bearing Head 3. 500 in OD 1. 875 in ID Steel GM Mopar Sold Individually Ratech wants all racers to know about The Myth that "All Shim Packs in the market are the same. They're just washer shaped steel that come in different thickness." WRONG! Ratech manufacture all of their shims in house on their own machinery. Ratech uses the absolute finest American made Hardened Shim Stock available. Ratech uses only hardened shim stock