ARP offers a special version of its rugged 190,000 psi rated damper bolt that can accept a standard 1/2 Inch drive ratchet or breaker bar to facilitate rotating the crank assembly. 1/2 Inch square drive forged into bolt head, enabling the rotation of an engine with any 1/2 Inch drive tool. Made from heat-treated 8740 chrome moly steel with heavy-duty black oxide finish.

Features and Benefits:

• 1/2 Inch square drive forged into bolt head, enabling rotation of an engine with any 1/2 Inch drive tool
• Made from heat-treated 8740 chrome moly steel with heavy-duty black oxide finish
• 190,000 psi rated

Details:

• Material: 8740 Chrome Moly
• Finish: Black Oxide
• Kit Style: Bolt Kit
• Head Style: 1/2 Inch Square Drive
• Package Type: Skin
• Kit Type: Bolt

Fitment Notes:

• Make: Oldsmobile
• Application: Oldsmobile - square drive damper bolt