Engine Blocks & Accessories

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 27, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 7.750 in. Bore I.D., 0.125 in. Wall Thickness, 22.000 in. Length, Each

Part Number: MEL-CSL582

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Estimated Ship Date: Oct 8, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 8.000 in. Bore I.D., 0.125 in. Wall Thickness, 22.000 in. Length, Each

Part Number: MEL-CSL583

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Estimated Ship Date: Oct 8, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 7.250 in. Bore I.D., 0.125 in. Wall Thickness, 22.000 in. Length, Each

Part Number: MEL-CSL580

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 8.500 in. Bore I.D., 0.125 in. Wall Thickness, 22.000 in. Length, Each

Part Number: MEL-CSL584

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Estimated Ship Date: Oct 9, 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: Dec 9, 2025 if ordered today

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Main Caps, Angled Side Bolt, Ductile Iron, CNC Machined, Holden, V8, Kit

Part Number: MIL-11570

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Estimated Ship Date: Dec 9, 2025 if ordered today

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

Part Number: MIL-11165

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Estimated Ship Date: Dec 9, 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: Dec 9, 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: Oct 3, 2025 if ordered today

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STD BORE CYLINDER

Part Number: CLW-10008

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Estimated Ship Date: Oct 6, 2025 if ordered today

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STD BORE CYLINDER

Part Number: CLW-30004

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Estimated Ship Date: Oct 6, 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: Oct 14, 2025 if ordered today

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STD BORE CYLINDER

Part Number: CLW-20005

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Estimated Ship Date: Oct 6, 2025 if ordered today

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STANDARD BORE CYLINDER

Part Number: CLW-20010

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Estimated Ship Date: Oct 6, 2025 if ordered today

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STD BORE CYLINDER

Part Number: CLW-20104

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Estimated Ship Date: Oct 6, 2025 if ordered today

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CYL WORKS STD BORE FRONT CYL C

Part Number: CLW-30007

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Estimated Ship Date: Oct 6, 2025 if ordered today

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STD BORE CYLINDER

Part Number: CLW-10001

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Estimated Ship Date: Oct 6, 2025 if ordered today

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STD BORE CYLINDER

Part Number: CLW-10006

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Estimated Ship Date: Oct 6, 2025 if ordered today

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STD BORE CYLINDER

Part Number: CLW-10009

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Estimated Ship Date: Oct 6, 2025 if ordered today

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STD BORE CYLINDER

Part Number: CLW-50002

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Top End Engine Kits CYL WORKS STD BORE CYLINDER 70 CYL WORKS STD BORE CYLINDER 70 0/800 SPORSTMAN/RZR/RANGER

Part Number: CLW-60002

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Estimated Ship Date: Oct 6, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 7.000 in. Bore I.D., 0.094 in. Wall Thickness, 17.000 in. Length, Each

Part Number: MEL-CSL479

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Four Bolt Main Cap Kit

Part Number: PIO-839022

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Estimated Ship Date: Sep 30, 2025 if ordered today

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Rear Main Seal Housing, Aluminum, Natural, Chevrolet Performance LSX Block, Each

Part Number: NAL-19369274

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Estimated Ship Date: Jan 8, 2026 if ordered today

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