Chevy BBC 454 4 Bolt 12 Point Main Bolt Kit

Brand:	Speedmaster
Part Number:	PCE287.1027
Part Type:	Main Cap Fastener
Main Bolt Style:	4-bolt
Fastener Style:	Bolt
Fastener Nut Style:	Standard 12-point
Works with Windage Tray:	No
Fastener Yield Strength (psi):	190,000 psi
Nuts Included:	N/A
Washers Included:	Yes
Quantity:	Sold as a kit.

Speedmaster engine bolts and studs are premium-grade, race-quality studs that are created from aircraft quality 8740 high tensile strength chromoly steel, withstanding up to 190,000 PSI .They are ground and thread-rolled after heat treatment to ensure the exacting tolerances that Speedmaster requires for all of their fasteners. This ensures strength and consistent torque readings. All kits come complete with 4130 heat-treated, parallel-ground washers and high-strength 12-point nuts.