ARP 135-4001 Cylinder Head Studs Kit for Chevrolet Big Block 396 402 427 454 Cast Iron HeadsCylinder Head Studs, Hex Head, Chevy, Big Block, with Factory Aluminum Heads UPC: 672036002398 Fastener Style: Stud Undercut Stud: No Head Style: Hex Fastener Material: 8740 chromoly Washers Included: Yes Quantity: Sold as a kit. Notes: Will fit factory aluminum cylinder heads.

increased airflow is a key ingredient

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Precision-machined from 4140 chromoly and finished in black oxide

0L OHV V8 Chev

similar to a bridge design

Gen 2 Mark IV & V Series: 366-396/402-427-454

U/K V8 Chev

Description

Good street/strip cam with wide power range

Lightening holes in rod journals for reduce inertia weight - Quicker Revs

Advertised Intake Duration: 256

The new FAST LSX 92mm Black Intake Manifold maintains the performance gains achieved over stock intake manifolds with no loss in drivability or low RPM torque