1974 Cylinder Heads

Valve Guides -

Part Number: MAH-2173230

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Estimated Ship Date: Tomorrow if ordered today

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Cylinder Head Stud, Undercut, 8740 Chromoly, Black Oxide, 1/2 in. Thread Size, Chevy, Big Block, Each

Part Number: DRT-66526000

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Engine Cylinder Head Dowel Pin, Engine Cylinder Head Dowel Pin

Part Number: MAH-GS33848

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Valve Guide, Cast Iron, Exhaust, 0.374 in. Inside Diameter, Stock Outside Diameter, Harley-Davidson®, Each

Part Number: KPM-20-2030C

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Estimated Ship Date: Tomorrow if ordered today

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Valve Guide, Cast Iron, Exhaust, 0.374 in. Inside Diameter, + 0.004 in. Outside Diameter, Harley-Davidson®

Part Number: KPM-20-2034C

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Estimated Ship Date: Tomorrow if ordered today

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Valve Guide, Powersports, Cast Iron, Intake, Each

Part Number: KPM-20-2020C

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Powersports, Cast Iron, Intake, Each

Part Number: KPM-20-2021C

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Powersports, Cast Iron, Intake, Each

Part Number: KPM-20-2022C

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Powersports, Cast Iron, Intake, Each

Part Number: KPM-20-2023C

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Powersports, Cast Iron, Intake, Each

Part Number: KPM-20-2024C

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Powersports, Cast Iron, Intake, Each

Part Number: KPM-20-2026C

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Powersports, Cast Iron, Intake, Each

Part Number: KPM-20-2028C

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Powersports, Cast Iron, Intake, Each

Part Number: KPM-20-2029C

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Cast Iron, Exhaust, 0.374 in. Inside Diameter, + 0.001 in. Outside Diameter, Harley-Davidson®

Part Number: KPM-20-2031C

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Cast Iron, Exhaust, 0.374 in. Inside Diameter, + 0.002 in. Outside Diameter, Harley-Davidson®

Part Number: KPM-20-2032C

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Cast Iron, Exhaust, 0.374 in. Inside Diameter, + 0.003 in. Outside Diameter, Harley-Davidson®

Part Number: KPM-20-2033C

Not Yet Reviewed

Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Cast Iron, Exhaust, 0.374 in. Inside Diameter, + 0.006 in. Outside Diameter, Harley-Davidson®

Part Number: KPM-20-2036C

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Cast Iron, Exhaust, 0.374 in. Inside Diameter, + 0.008 in. Outside Diameter, Harley-Davidson®

Part Number: KPM-20-2038C

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Cast Iron, Exhaust, 0.374 in. Inside Diameter, + 0.010 in. Outside Diameter, Harley-Davidson®

Part Number: KPM-20-2039C

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Powersports, Cast Iron, Intake, Each

Part Number: KPM-20-20HSC

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Guide, Cast Iron, Exhaust, 0.374 in. Inside Diameter, 0,025 in. Outside Diameter, Harley-Davidson®, Each

Part Number: KPM-20-30HSC

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Valve Seat Inserts - Ford & Navistar/IH Trucks 420 (6.9L) & 7.3L Diesel Engs.

Part Number: MAH-2187921

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Estimated Ship Date: Nov 21, 2025 if ordered today

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VALVE GUIDES

Part Number: MAH-2174122

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Valve Seat Inserts - Chev Trk, Ford, Buick, Olds, AMC, Cad, Chev, Chry, Ind, Wauk, Herc, I.H. Tr

Part Number: MAH-2187463

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Valve Seat Inserts - Buick, Chev, Checker, Chrysler, Ford, GMC, Hud, I.H. Trk, I H Tr, Jeep, M F

Part Number: MAH-2187493

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Estimated Ship Date: Nov 21, 2025 if ordered today

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