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The included advance bushings and springs allow the mechanical advance curve to be customized for your specific Corvette or other Chevy V8 build
1954–1960)
upgraded fuel systems
Fan 1 Diameter: 16
Pro Series Ford Big Block 390-428 FE Cylinder Head Bolt Kit Camshaft The included advance bushings andRestore proper sealing and performance in your Ford FE engine with the Pro Series Cylinder Head Bolt Kit, designed for 390, 427, and 428 big block applications. Factory head bolts can weaken over time or lose clamping force after repeated heat cycles, especially in rebuilt or performance engines. This kit delivers consistent clamping strength to help maintain proper head gasket sealing and engine reliability under load. Manufactured from heat treated
