Engine Blocks & Accessories

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: Dec 10, 2026 if ordered today

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Rear Main Seal Retainer

Part Number: RNB-635-450

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Estimated Ship Date: Nov 30, 2026 if ordered today

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66-79 Shovelhead Black Cylinder 74in Front Replaces H-D 16485-74A

Part Number: TWP-492589

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Estimated Ship Date: Feb 5, 2027 if ordered today

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Main Cap, Ductile Iron, Front, Angled Outer Bolts, 4-Bolt, Chevy, Small Block, Each

Part Number: MIL-11053

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 3, 2027 if ordered today

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Main Studs, 2-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit

Part Number: MIL-81126

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 3, 2027 if ordered today

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CYLINDER SLEEVE

Part Number: BRO-8BSL44320

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Estimated Ship Date: Dec 16, 2026 if ordered today

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PRO SERIES MAIN STUD KIT - FORD COYOTE 5.0L, 12-PT

Part Number: TSN-635-131950

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Estimated Ship Date: Jan 18, 2027 if ordered today

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Main Studs, 4-Bolt Main, Chevy, Large Journal, Small Block, with Milodon Caps, Kit

Part Number: MIL-81128

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Estimated Ship Date: Mar 3, 2027 if ordered today

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Cylinder Sleeve, Cast Iron, 5.000 in. Bore I.D., 0.140 in. Wall Thickness, 13.000 in. Length, Each

Part Number: MEL-CSL526-015

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Estimated Ship Date: Dec 10, 2026 if ordered today

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Main Studs, Straight 4-Bolt Main, Chevy, 350, 400, Kit

Part Number: MIL-81115

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 3, 2027 if ordered today

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Cylinder Sleeve, 4.125 in. Bore, 9.240 in. Long, Cast Iron, for RHS Racing Blocks, Cylinders 2 and 7, Chevy, LS, Each

Part Number: EDL-549111-1

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Estimated Ship Date: Dec 14, 2026 if ordered today

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Main Studs, 2-Bolt, Cadillac, 472, 500, Kit

Part Number: MIL-81229

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Estimated Ship Date: Mar 3, 2027 if ordered today

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

Part Number: TSN-81043C

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Estimated Ship Date: Today

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

Part Number: MIL-81137

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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

Part Number: TSN-81044C

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Estimated Ship Date: Today

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BIG BLOCK CHEVY BLOCK SLEEVE

Part Number: DRT-32160411

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Estimated Ship Date: Today

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MAIN STUD KIT GM LS

Part Number: EW1-17360PRO

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Estimated Ship Date: Today

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

Part Number: GFN-MSK394BT

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Estimated Ship Date: Today

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Main Studs, Nissan Diesel, YD25 2.5L, Kit

Part Number: ARP-202-5803

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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CYLINDER SLEEVE

Part Number: BRO-8BSL41535

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Estimated Ship Date: Dec 16, 2026 if ordered today

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Cylinder Sleeve, Chromoly, 89.00mm Bore, for use on Honda®, Each

Part Number: WIS-3052FA

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Estimated Ship Date: Dec 8, 2026 if ordered today

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EXPANSION PLUG

Part Number: PIO-EPC-41-B-100

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Estimated Ship Date: Nov 30, 2026 if ordered today

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Freeze Plug (Priced Per Pkg Of 8)

Part Number: RRA-18-5962-9

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Estimated Ship Date: Dec 28, 2026 if ordered today

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Cylinder Sleeve

Part Number: BRO-8BSL45-322

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Estimated Ship Date: Dec 16, 2026 if ordered today

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Cylinder Sleeve, Cast Iron, 5.750 in. Bore I.D., 0.157 in. Wall Thickness, 17.500 in. Length, Each

Part Number: MEL-CSL9157

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 10, 2026 if ordered today

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