Engine Blocks & Accessories

Main Cap, SB Chev 350

Part Number: HRS-H350S-1

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Cap SB Chev 400

Part Number: HRS-H400-1

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Estimated Ship Date: Jan 2, 2026 if ordered today

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Main Stud Kit

Part Number: PIO-855020

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Main Stud Kit

Part Number: PIO-855005

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Estimated Ship Date: Nov 28, 2025 if ordered today

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Engine Oil Sump Plate 1997-2008 Porsche 911 99-08, Boxster 97-08, Cayman 06-08, Engine Oil Sump Plate

Part Number: URO-015586

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 5.063 in. Bore I.D., 0.125 in. Wall Thickness, 14.000 in. Length, Each

Part Number: MEL-CSL566

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Sleeve Assembly Ring Set - Cat. 137mm/5.400" Bore 3400E, C15 (OE#Top 1777496(1)+ Int.1765749(1)+Oil

Part Number: MAH-S41927

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Estimated Ship Date: Dec 15, 2025 if ordered today

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BTR STOCK REPLACEMENT LS MAIN BOLT KIT

Part Number: BTC-S0548

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Estimated Ship Date: Nov 25, 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: Dec 17, 2025 if ordered today

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

Part Number: MIL-81131

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Estimated Ship Date: Feb 5, 2026 if ordered today

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Main Studs, 4-Bolt Main, Chevy, Big Block, with Milodon Caps, Kit

Part Number: MIL-81133

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 5, 2026 if ordered today

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Main Studs, 4-Bolt Main, Chevy, Big Block, with Milodon Caps, Windage Tray, Kit

Part Number: MIL-81134

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Estimated Ship Date: Feb 5, 2026 if ordered today

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BB ChevyMerlin with Windage Tray Main Studs

Part Number: MIL-81136

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Estimated Ship Date: Feb 5, 2026 if ordered today

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Main Cap Fasteners, Milodon Straight Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Chevrolet, Big Block, Kit

Part Number: MIL-81140

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Estimated Ship Date: Feb 5, 2026 if ordered today

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Main Cap Fasteners, Two Bolt Caps with Windage Tray, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Holden, V8, Kit

Part Number: MIL-81146

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Estimated Ship Date: Feb 5, 2026 if ordered today

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Main Studs, 2-Bolt, Ford, 351W, with Windage Tray, Kit

Part Number: MIL-81166

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Estimated Ship Date: Feb 5, 2026 if ordered today

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Main Studs, 4-Bolt, Ford, 351C, with Milodon Caps, Windage Tray, Kit

Part Number: MIL-81170

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Estimated Ship Date: Feb 5, 2026 if ordered today

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Main Cap Fasteners, Two Bolt Caps, 8740 Chrome Steel Studs, 4130 Heat Treated Steel Washers and Nuts, Mopar R3 Small Block LA, Kit

Part Number: MIL-81180

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Estimated Ship Date: Feb 5, 2026 if ordered today

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

Part Number: MIL-81130

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Estimated Ship Date: Feb 5, 2026 if ordered today

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CANNONDALE ENGINE CASE BOLTS

Part Number: STG-2001

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Rebore Kit

Part Number: MAH-0024702-AM

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Estimated Ship Date: Dec 12, 2025 if ordered today

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Cylinder Sleeves, CYLINDER SLEEVE (3.550X 3.742X 7.245-3.964)

Part Number: MEL-CSL334F

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Cylinder Sleeves, BOXED SLEEVE W/SEAL KIT

Part Number: MEL-CSL342FS

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

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Cylinder Sleeve, Cast Iron, 7.864 in. Bore I.D., 0.133 in. Wall Thickness, 11.375 in. Length, Each

Part Number: MEL-CSL9095

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 5, 2025 if ordered today

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