Engine Blocks & Parts

S&S Cycle 2018+ M8 Softail Models MK-Series Crankcase Assembly

Part Number: SSY-310-1326

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Estimated Ship Date: Aug 21, 2025 if ordered today

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Main Cap, Billet Steel, 3-Center, Straight Outer Bolts, 4-Bolt, Chevy, Small Block, Each

Part Number: HRS-H350C-1

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Main Cap, SB Chev 350

Part Number: HRS-H350S-1

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Estimated Ship Date: Sep 22, 2025 if ordered today

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Main Cap SB Chev 400

Part Number: HRS-H400-1

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Estimated Ship Date: Sep 22, 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: Sep 12, 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: Sep 12, 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: Sep 12, 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: Sep 12, 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: Sep 12, 2025 if ordered today

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Main Caps, Billet Steel, 2-Bolt, Big Block FE, V8, 332-428 c.i.d., Ford, Set of 4

Part Number: PQX-1739001

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Estimated Ship Date: Sep 12, 2025 if ordered today

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Main Caps, Billet Steel, 4-Bolt Conversion or Replacement, Straight, 326-400 cid, V8, Dowel Pinned, Drill Guide, Small Journal, Pontiac, Set of 3

Part Number: PQX-1738901

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Estimated Ship Date: Sep 12, 2025 if ordered today

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REBORE KIT ASSEMBLY

Part Number: MAH-2244051

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Estimated Ship Date: Sep 2, 2025 if ordered today

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Sleeve Assembly Ring Set - Case

Part Number: MAH-S40443

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Estimated Ship Date: Sep 2, 2025 if ordered today

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BTR MAIN STUD KIT - 4.5" LONG AND 4.75" LONG STUDS - BTR45475

Part Number: BTC-BTR45475

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Estimated Ship Date: Aug 15, 2025 if ordered today

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Main Cap Fasteners Brian Tooley Racing Custom Age 625+ LS Main Stud Kit

Part Number: BTC-BTRCA625MSK

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Estimated Ship Date: Aug 15, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084120

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 2-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: WRL-084130

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 3, 2025 if ordered today

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Engine Block, Ford Man O'War, 302 c.i.d., Cast Iron, 302 Mains, 8.2 in. Deck Height, 1-piece Rear Main Style

Part Number: WRL-087020

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.115 in. Diameter Bore, 2-Piece Rear Main Seal, Ford, Small Block, Each

Part Number: WRL-087082

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 3, 2025 if ordered today

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck Height, 4.495 in. Bore, Splayed Billet Main Caps, Standard Cam and Lifter bores, Each

Part Number: WRL-095010

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck, 4.495 in. Bore, Billet Caps, 55mm Babbitt Cam Bearings and 0.904 in. Lifter bores, Each

Part Number: WRL-095010-55

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.495 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifter bores, Each

Part Number: WRL-095110

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Estimated Ship Date: Sep 3, 2025 if ordered today

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.495 in. Bore, Splayed Billet Caps, 55mm Babbit Cam Bearings and 0.904 Lifter, Each

Part Number: WRL-095110-55

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Estimated Ship Date: Sep 3, 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: Aug 25, 2025 if ordered today

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BBR 143CC BIG BORE CYLINDER

Part Number: BRM-411-KLX-1417

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Estimated Ship Date: Aug 25, 2025 if ordered today

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