Engine Blocks & Parts

REAR MAIN SEAL HOUSING

Part Number: NAL-12705665

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Estimated Ship Date: Dec 5, 2025 if ordered today

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S&S Cycle 5/16-24 UNF x 5.750in Crankcase Alignment Stud

Part Number: SSY-31-2003

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Estimated Ship Date: Sep 22, 2025 if ordered today

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S&S Cycle 70-99 BT .340in x .420in x 1.375in Crankcase Oil Screen Spring

Part Number: SSY-31-2011-S

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Engine Expansion Plugs

Part Number: NAL-10241154

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Main Studs, 4-Bolt, Pontiac 389-455, Center Studs, Kit

Part Number: MIL-81222

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Estimated Ship Date: Nov 25, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.000 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: NAL-19433406

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Estimated Ship Date: Dec 5, 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: Dec 5, 2025 if ordered today

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Engine Expansion Plug, Brass, 1.625 in. O.D., Each

Part Number: NAL-94673017

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Top End Engine Kit, 110 in Power Package, Black Wrinkle Finish, 585 Easy Start Cams, Harley-Davidson®, Kit

Part Number: SSY-330-0668

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Estimated Ship Date: Sep 22, 2025 if ordered today

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REBORE KIT ASSEMBLY

Part Number: MAH-2244051

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Estimated Ship Date: Oct 2, 2025 if ordered today

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Freeze Plug (Priced Per Pkg Of 8)

Part Number: RRA-18-5961-9

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Estimated Ship Date: Oct 2, 2025 if ordered today

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Billet Cover, LS3 Billet Valley Cover

Part Number: AAF-ALL90107

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 7, 2025 if ordered today

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Rebore Kit

Part Number: MAH-0024702-AM

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Estimated Ship Date: Oct 2, 2025 if ordered today

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STD BORE CYLINDER

Part Number: CLW-10003

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Estimated Ship Date: Sep 22, 2025 if ordered today

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CYL SLEEVE ASSEMBLY

Part Number: CLE-2262114

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Estimated Ship Date: Oct 13, 2025 if ordered today

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CYL SLEEVE ISX

Part Number: CLE-2264641

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Estimated Ship Date: Oct 13, 2025 if ordered today

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CYL SLEEVE WET W/ O-RING

Part Number: CLE-2264616

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Estimated Ship Date: Oct 13, 2025 if ordered today

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REBORE KIT ASSEMBLY

Part Number: CLE-2253513020

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Estimated Ship Date: Oct 13, 2025 if ordered today

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CYL SLEEVE ASSEMBLY

Part Number: CLE-2262112

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Estimated Ship Date: Oct 13, 2025 if ordered today

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CYL SLEEVE ASSEMBLY

Part Number: CLE-2262093

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 3.313 in. Bore I.D., 0.094 in. Wall Thickness, 9.250 in. Length, Each

Part Number: MEL-CSL408

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 4.000 in. Bore I.D., 0.094 in. Wall Thickness, 10.250 in. Length, Each

Part Number: MEL-CSL417A

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Estimated Ship Date: Sep 25, 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: Sep 25, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 2.568 in. Bore I.D., 0.094 in. Wall Thickness, 7.000 in. Length, Each

Part Number: MEL-CSL448

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Estimated Ship Date: Sep 25, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 3.688 in. Bore I.D., 0.125 in. Wall Thickness, 10.250 in. Length, Each

Part Number: MEL-CSL514

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Estimated Ship Date: Sep 25, 2025 if ordered today

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