Engine Blocks & Parts

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: Sep 25, 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: Sep 22, 2025 if ordered today

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Engine Oil Sump Plate 1997-2008 Porsche 911 99-08, Boxster 97-08, Cayman 06-08, Engine Oil Sump Plate

Part Number: URO-015586

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Main Studs, Straight 4-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit

Part Number: MIL-81117

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 21, 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: Oct 7, 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: Oct 7, 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: Oct 7, 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: Oct 7, 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: Oct 7, 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: Oct 7, 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: Oct 7, 2025 if ordered today

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CHEV 400, Stud Kit, Main Girdle, Includes 10ea, 1/2" Longer Studs, 7/16" -14/20 x 5.00" Studs, PRW Fasteners & Hardware.

Part Number: PQX-1000207

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Estimated Ship Date: Oct 7, 2025 if ordered today

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STANDARD BORE CYLINDER

Part Number: CLW-20010

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Estimated Ship Date: Sep 15, 2025 if ordered today

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CYLINDER SLEEVE

Part Number: MEL-CSL1179N

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 2.250 in. Bore I.D., 0.094 in. Wall Thickness, 6.500 in. Length, Each

Part Number: MEL-CSL454

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Estimated Ship Date: Sep 18, 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: Sep 18, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 3.161 in. Bore I.D., 0.125 in. Wall Thickness, 6.000 in. Length, Each

Part Number: MEL-CSL719

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Estimated Ship Date: Sep 18, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 4.500 in. Bore I.D., 0.125 in. Wall Thickness, 7.375 in. Length, Each

Part Number: MEL-CSL2267

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Estimated Ship Date: Sep 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: Sep 18, 2025 if ordered today

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Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, 400 Main, Chevy, Small Block, Set

Part Number: MIL-11180

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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Main Caps, Ductile Iron, 3-Center, Angled Outer Bolts, 4-Bolt, Pontiac, 421, 428, 455, Set

Part Number: MIL-11520

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Main Studs, 2-Bolt Main, Chevy, Big Block, with Windage Tray, Kit

Part Number: MIL-81139

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Main Cap Fasteners, Milodon Straight Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Chevrolet, Big Block, Kit

Part Number: MIL-81140

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Main Cap Fasteners, Two Bolt Caps with Windage Tray, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Holden, V8, Kit

Part Number: MIL-81146

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Main Studs, 2-Bolt, Ford, 351W, with Windage Tray, Kit

Part Number: MIL-81166

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Estimated Ship Date: Nov 17, 2025 if ordered today

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