Engine Blocks & Accessories

80 SHOVELHEAD FRONT CYLINDER

Part Number: HDD-820-51554

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Estimated Ship Date: Sep 30, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 6.250 in. Bore I.D., 0.125 in. Wall Thickness, 17.500 in. Length, Each

Part Number: MEL-CSL576

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 5.875 in. Bore I.D., 0.125 in. Wall Thickness, 17.500 in. Length, Each

Part Number: MEL-CSL573

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Engine Valley Cover, Trussed, Billet Aluminum, Black, Hardware Included, Chevy, Each

Part Number: TSN-81043BK

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Estimated Ship Date: Nov 17, 2025 if ordered today

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Main Studs, Straight 4-Bolt Main, Chevy, Big Block, Kit

Part Number: MIL-81137

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Cylinder Sleeve, Cast Iron, 5.125 in. Bore I.D., 0.125 in. Wall Thickness, 14.000 in. Length, Each

Part Number: MEL-CSL567

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, 4-Bolt Main, Chevy, Big Block, Kit

Part Number: PQX-1045442

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Estimated Ship Date: Oct 30, 2025 if ordered today

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Main Studs, 2-Bolt, Pontiac 326-455, with Windage Tray, Kit

Part Number: MIL-81223

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 9, 2025 if ordered today

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SB Chevy WP Motown alum block (splayed) msk

Part Number: ARP-134-5604

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Main Studs, 2-Bolt, Oldsmobile, 307, 350, 403, for use with Windage Tray, Kit

Part Number: MIL-81218

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Estimated Ship Date: Dec 9, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 4.750 in. Bore I.D., 0.125 in. Wall Thickness, 14.000 in. Length, Each

Part Number: MEL-CSL565

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 4.875 in. Bore I.D., 0.125 in. Wall Thickness, 13.000 in. Length, Each

Part Number: MEL-CSL525

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Main Stud Kit

Part Number: PIO-855019

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Estimated Ship Date: Oct 6, 2025 if ordered today

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MAIN GIRDLE, BILLET STEEL, CHEV 454, incl PRW fasteners & hdwe

Part Number: PQX-9045400

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MAIN GIRDLE, BILLET STEEL, FORD 460, incl PRW fasteners & hdwe

Part Number: PQX-9046000

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Engine Block Heater, Jeep, 5.7L, V8, Kit

Part Number: DCC-82208937

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Cylinder Sleeve, Cast Iron, 4.240 in. Bore I.D., 0.185 in. Wall Thickness, 6.370 in. Length, Each

Part Number: DRT-32160111

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BIG BLOCK CHEVY BLOCK SLEEVE

Part Number: DRT-32160411

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Main Studs, 2-Bolt Main, Cummins, 3.9L, Kit

Part Number: GFN-MSK394BT

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CYLINDER SLEEVE

Part Number: BRO-8BSL44-324

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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 29, 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 29, 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 29, 2025 if ordered today

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MAIN GIRDLE, BILLET STEEL, FORD 289-302, Does Not incl Studs or Fasteners

Part Number: PQX-9030201

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Estimated Ship Date: Oct 29, 2025 if ordered today

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MAIN GIRDLE, BILLET STEEL, CHEV 350, 2pc Rear Seal, Does Not incl Studs or Fasteners

Part Number: PQX-9035001

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Estimated Ship Date: Oct 29, 2025 if ordered today

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