ARP 330-6803 Small/Big Block Chevy 3/8-16 12-Point Lower Pulley Bolt Kit

The ARP 330-6803 is a precision-engineered lower pulley bolt kit designed for Small Block and Big Block Chevy engines. This kit features high-strength 3/8-16 threaded bolts with 12-point heads, providing superior clamping force and reliability for securing crankshaft pulleys and balancers.

Key Features:

• 3/8-16 thread size for proper fit on SB/BB Chevy applications
• 12-point head design allows for easier installation in tight spaces with better wrench engagement
• Manufactured from ARP's premium 8740 chrome moly steel for exceptional strength
• Heat-treated and precision-machined to ARP's exacting standards
• Black oxide finish for corrosion resistance
• Includes hardened washers for proper load distribution

ARP pulley bolts are engineered to prevent balancer walk and pulley slippage, making them essential for high-performance and racing applications. Each bolt is individually tested to ensure it meets ARP's strict quality standards, providing the reliability your engine build demands.