Cylinder Heads

Cylinder Head Studs, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point Nuts, Undercut, Chevy, LS, Kit

Part Number: PQX-1034641

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Cylinder Head Studs, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point Nuts, Undercut, Chevy, LS, Kit

Part Number: PQX-1034661

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Cylinder Head Studs, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point,Undercut, Chevy, Small Block, Kit

Part Number: PQX-1035021

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Cylinder Head Bolts, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point, Ford, Big Block,Kit

Part Number: PQX-1046021

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Estimated Ship Date: Feb 3, 2026 if ordered today

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BTR 4 BOLT TO 6 BOLT HEAD STUD CONVERSION KIT FOR LSX AND RHS BLOCKS

Part Number: BTC-BTR426

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Cylinder Head Fasteners, Studs, 4135 Chromoly Steel, 200,000 PSI Tensile Strength, Black Oxide, 12-Point, Ford, 351W, Kit

Part Number: PQX-1035131

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Cylinder Head Studs, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point, Mopar, Big Block,Kit

Part Number: PQX-1044021

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Cylinder Head Studs, SCM-4140 Alloy, 12-Point Head, Chevy, 5.3, 5.7, 6.0L, Kit

Part Number: PQX-1036421

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Estimated Ship Date: Feb 3, 2026 if ordered today

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HEAD STUD KIT

Part Number: BTC-S0401

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Cylinder Head Studs, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point, Ford, Cleveland, Kit

Part Number: PQX-1035121

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Estimated Ship Date: Feb 3, 2026 if ordered today

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BTR UPGRADE FOR 1/2" HEAD STUD KIT

Part Number: BTC-S0492

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Estimated Ship Date: Dec 11, 2025 if ordered today

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Cylinder Head Studs, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point Nuts, Mopar, Kit

Part Number: PQX-1031821

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Cylinder Head Studs, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point Nuts, Chevy, Gen V, LT1, Kit

Part Number: PQX-1034611

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Estimated Ship Date: Feb 3, 2026 if ordered today

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TOP END KIT

Part Number: WIS-SK1314

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Estimated Ship Date: Dec 29, 2025 if ordered today

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OEM MOPAR HEMI CAR AND TRUCK 5.7 OR 6.4 HEAD BOLT KIT TWO PER ENGINE

Part Number: BTC-HEMIHBK

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Cylinder Head Bolts, 8740 Chromoly, 200,000 PSI Tensile Strength, Black Oxide, 12-Point, Chevy, LS9, LT1, Kit

Part Number: PQX-1034607

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Estimated Ship Date: Feb 3, 2026 if ordered today

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Valve Guides, Bronze, .502 in. Diameter, 1.625 in. Length Under Flange, .274 in. I.D., Set of 8

Part Number: MAN-12081-8

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Estimated Ship Date: Jan 19, 2026 if ordered today

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GUIDE-.311 ID X .502 OD

Part Number: MAN-12084-8

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Estimated Ship Date: Jan 19, 2026 if ordered today

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