Top Street Performance Pro Series Cylinder Head 12-Point Bolt Kit for Chevy Small Block

TSP's fasteners are composed of 35 chromoly steel for a minimum tensile strength of 190,000 PSI. Threads are rolled after heat treatment and then tested for tensile and yield strength. All hardware is then given a black oxide finish and oil coating to protect from rust and corrosion.COMPATIBLE WITHCHEVROLET SMALL BLOCK V8 GEN. I 4.3L / 262 in³ 4.3L / 265 in³ 4.4L / 267 in³ 4.6L / 283 in³ 4.9L / 302 in³ 5.0L / 305 in³ 5.0L / 307 in³ 5.4L / 327 in³ 5.7L / 350 in³ 6.6L / 400 in³COMMON VEHICLE APPLICATIONSChevrolet Camaro (1967–1995 SBC equipped)Chevrolet Chevelle (1964–1977 SBC)Chevrolet Nova (1962–1979 SBC)Chevrolet C10 / C/K Trucks (1960–1995 SBC)Chevrolet Impala / Caprice (SBC equipped)NOTESFits Gen I Small Block Chevy engines (1955–1995).Fits perimeter-bolt valve covers and pre-Vortec intake manifolds.Compatible with common SBC stroker builds (383 / 406).Verify fastener style, head design, and block/head combination before installation.Not compatible with LT1 / LT4 Gen II engines, LS-based engines, or Big Block Chevy engines.SPECIFICATIONSTorque: 3 steps, to 125 ft-lbsFastener Color: BlackFastener Material: 35 ChromolyFastener Style: BoltHead Style: 12-pointQuantity: Sold as a kit

• Fits Chevy Small Block V8 engines 262–400 including 350 and 383 stroker applications
• Bolt kit with 12-point hardware and 35 Chromoly construction for performance engine builds
• Provides strong, consistent clamping force to support head gasket sealing and cylinder pressure control
• Application-specific torque procedure listed in specs: 3 steps, to 125 ft-lbs