CHEVROLET 7.0L/427 Cylinder Heads

Valve Guides, Bronze, 0.315 in. I.D., 0.502 in. O.D., 2.100 in. Length, Use with LSX, Small Block Chevy and Small Block Ford Engines, Each

Part Number: AFR-9051-1

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Engine Coolant Plug Fastener, Bolt, Internal Allen Head, 27mm x 1.00 Thread Size, 17mm Allen Head Size, Chevy, Small Block LS, LT, Each

Part Number: NAL-11611351

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Engine Coolant Plug Fastener, Bolt, Internal Allen Head, 28mm x 1.25 Thread Size, Steel, Natural, Chevy, Small Block LS, Each

Part Number: NAL-12561663

5.0 out of 5 stars ( 5 )

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Stock Replacement Engine Valve Lifter Guide

Part Number: MEL-MLG100

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Valve Guide, Manganese Bronze, for Use with 11/32 in. Diameter Intake Valves Only, Chevy, Big Block, Each

Part Number: DRT-63121212

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Valve Guide, 11/32 in., Bronze, Exhaust, Chevy, Big Block, Each

Part Number: AFR-9041-1

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Valve Seat Insert, Intake, Ductile Iron, 2.000 in. i.d., 1.570 in. o.d., 0.375 in. Thick, Chevy, Small Block

Part Number: AFR-9064

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Valve Seats, Ductile Iron, Intake, 2.450 in. Outside Diameter, Chevy, Big Block, Each

Part Number: TFS-41400271

5.0 out of 5 stars ( 1 )

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Valve Guide, 11/32 in., Bronze, Intake, Chevy, Big Block, Each

Part Number: AFR-9042-1

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Valve Guide, Exhaust, Bronze, Chevy, Big Block, Each

Part Number: AFR-9046-1

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Estimated Ship Date: Jan 30, 2026 if ordered today

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Valve Guide, Intake, Bronze, Chevy, Big Block, Each

Part Number: AFR-9045-1

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Estimated Ship Date: Jan 30, 2026 if ordered today

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