ARP main bolt kits are priced low, but their quality is extremely high. They have a wide-area flange to provide even load distribution during torquing. That’s a combination that will get the job done for you.

Features

• Main Bolt Style – 4-bolt.
• Fastener Style – Bolt.
• Head Style – Hex.
• Works with Windage Tray – No.
• Fastener Yield Strength (psi) – 180,000 psi.
• Washers Included – Yes.

Application

• Make – Chevrolet.
• Year – 1967-1997.
• Engine Type – V8.
• Engine Size – 5.7L/350, 5.4L/327, 6.6L/400, 5.0L/302.
• Engine Family – Chevy small block Gen I, Chevy small block Gen II (LT-based engines).