Engine Blocks & Parts

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: Sep 2, 2025 if ordered today

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Main Cap Studs, 4140 Studs, Parallel Ground Washers, 12-Point Nuts, 2-Bolt Mains, 5.9L, 24V, L6, Cummins, Diesel, Dodge, Kit

Part Number: PQX-1000313

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Estimated Ship Date: Sep 2, 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: Sep 2, 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: Sep 2, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 4.625 in. Bore I.D., 0.125 in. Wall Thickness, 12.500 in. Length, Each

Part Number: MEL-CSL523

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 2.938 in. Bore I.D., 0.125 in. Wall Thickness, 8.250 in. Length, Each

Part Number: MEL-CSL563

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 3.268 in. Bore I.D., 0.094 in. Wall Thickness, 5.500 in. Length, Each

Part Number: MEL-CSL613

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 2.953 in. Bore I.D., 0.125 in. Wall Thickness, 6.375 in. Length, Each

Part Number: MEL-CSL716

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 7.864 in. Bore I.D., 0.133 in. Wall Thickness, 11.375 in. Length, Each

Part Number: MEL-CSL9095

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 18, 2025 if ordered today

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Cylinder Sleeves, CYLINDER SLEEVE (3.679X 3.904X 5.340-4.140)

Part Number: MEL-CSL9352F

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 4.125 in. Bore I.D., 0.094 in. Wall Thickness, 10.250 in. Length, Each

Part Number: MEL-CSL418A

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 4.568 in. Bore I.D., 0.094 in. Wall Thickness, 12.500 in. Length, Each

Part Number: MEL-CSL431

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Engine Block Cover, BMW

Part Number: URO-009844

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck Height, 4.495 in. Bore, Splayed Billet Main Caps, Standard Cam and Lifter bores, Each

Part Number: WRL-095010

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Estimated Ship Date: Aug 21, 2025 if ordered today

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck, 4.595 in. Bore, Billet Caps, 55mm Babbitt Cam Bearings and 0.904 in. Lifter bores, Each

Part Number: WRL-095012-55

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Estimated Ship Date: Aug 21, 2025 if ordered today

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.495 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095110

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Estimated Ship Date: Aug 21, 2025 if ordered today

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.495 in. Bore, Splayed Billet Caps, 55mm Babbit Cam Bearings and 0.904 Lifter, Each

Part Number: WRL-095110-55

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Estimated Ship Date: Aug 21, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084120

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Estimated Ship Date: Aug 21, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084130

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 21, 2025 if ordered today

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Engine Block, Ford Man O'War, 302 c.i.d., Cast Iron, 302 Mains, 8.2 in. Deck Height, 1-piece Rear Main Style

Part Number: WRL-087020

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Estimated Ship Date: Aug 21, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 2-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: WRL-087082

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 21, 2025 if ordered today

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Rear Seal

Part Number: RNB-635-557

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Estimated Ship Date: Aug 8, 2025 if ordered today

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Rear Main Seal Cover Kit

Part Number: RNB-635-696

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Estimated Ship Date: Aug 8, 2025 if ordered today

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Rear Main Seal Retainer

Part Number: RNB-635-450

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Estimated Ship Date: Aug 8, 2025 if ordered today

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Rear Main Seal Cover, Aluminum, Natural, Ford, 6.0L Diesel, 6.4L Diesel, Kit

Part Number: RNB-635-118

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 8, 2025 if ordered today

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