Engine Blocks & Parts

Rear Main Seal Cover Kit

Part Number: RNB-635-696

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Cylinder Sleeve Spacer - Sealing Shim .020" Thick (for use with 226-4414 Sleeve) (3054948)

Part Number: MAH-2238014

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Estimated Ship Date: Dec 2, 2025 if ordered today

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BBR 143CC BIG BORE CYLINDER

Part Number: BRM-411-KLX-1417

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Estimated Ship Date: Nov 24, 2025 if ordered today

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STUD KIT, MAIN GIRDLE, OLDS 455, incl PRW studs & hardwareStuds, PRW Fasteners & Hardware.

Part Number: PQX-1000213

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Main Cap Studs, 4140 Studs, Parallel Ground Washers, 12-Point Nuts, 4-Bolt Mains, 6.0L, V8, Powerstroke, Diesel, Ford, Kit

Part Number: PQX-1000306

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Estimated Ship Date: Dec 15, 2025 if ordered today

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MAIN CAP STUD KIT, FORD Powerstroke, 6.4L, 2008-2010, Custom-4140 Alloy Steel, 200,000 PSI

Part Number: PQX-1000308

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Main Cap Studs, 4140 Studs, Parallel Ground Washers, 12-Point Nuts, 2-Bolt Mains, 5.9L, 12V, L6, Cummins, Diesel, Dodge, Kit

Part Number: PQX-1000311

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Main Studs, SCM-4140 Alloy Steel, 12-Point, Chevy, 6.6L, Duramax Diesel, LB7, LLY, Kit

Part Number: PQX-1000321

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Main Studs, SCM-4140 Alloy Steel, 12-Point, 2-Bolt, Chevy, 6.6L, Duramax Diesel, LBZ/LMM, Kit

Part Number: PQX-1000323

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Ford Mustang GT RHD Oil Cooler Block Off Plate, 2015-2023

Part Number: MIO-MMOCPMUS815

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Estimated Ship Date: Nov 14, 2025 if ordered today

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Sleeve Assembly Ring Set - Mack - OEM # (353GC1578B)

Part Number: MAH-S41316

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Sleeve Assembly Ring Set - Cat. 114mm/4.500" Bore 1160, 3160, 3208, 3 Ring, #1 Keystone #2 Rectangular

Part Number: MAH-S41685

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Sleeve Assembly Ring Set - Buick 301,350L Eng. (77-79), Checker 327,350 Eng. (69-79), Chev.

Part Number: MAH-S50564CP

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Sleeve Assembly Ring Set - Buick 301,350L Eng. (77-79); Checker 327,350 Eng. (69-79); Chev.

Part Number: MAH-S50564CP030

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Billet Cover, LS3 Billet Valley Cover

Part Number: AAF-ALL90107

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Engine Camshaft Plug Set, Engine Camshaft Plug Set

Part Number: MAH-B32788

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.000 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084010

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 3.995 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084080

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Main Studs, 4-Bolt Main, Merlin IV, Billet Main Caps, Chevy, Big Block, Kit

Part Number: WRL-701416

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Estimated Ship Date: Dec 1, 2025 if ordered today

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BILLET MAIN CAPS

Part Number: WRL-703370-5

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Engine Block Cover, BMW

Part Number: URO-009844

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Head Dowel Pin Kit, SB Ford

Part Number: AAF-ALL87028

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Engine Expansion Plug Kit 1973-1993 Mercedes-Benz 190D 84-89, 190E 84-93, 230 77-78, 240D 77-83, 280CE 78-81, 280E 77-81, 280S 75-76, 280SE 77-80, 300

Part Number: URO-014550

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Bellhousing Dowel Pin, Killer Upgrade, Pins, Retainer, Seals, Gasket, 12 Valve, Kit

Part Number: BDD-1040182

2.75 out of 5 stars ( 4 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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STD BORE CYLINDER

Part Number: CLW-10009

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Estimated Ship Date: Nov 24, 2025 if ordered today

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