Engine Blocks & Parts

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: Jan 15, 2026 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: Jan 15, 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: Jan 15, 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: Jan 15, 2026 if ordered today

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Main Studs, 2-Bolt Main, Chevy, Big Block, with Windage Tray, Kit

Part Number: MIL-81139

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Estimated Ship Date: Jan 15, 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: Jan 15, 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: Jan 15, 2026 if ordered today

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

Part Number: MIL-81168

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 15, 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: Jan 15, 2026 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: Jan 15, 2026 if ordered today

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Expansion Plug Quick Seal Copper - 1-1/2 In., Maximum Expansion 1.53 In.

Part Number: RNB-568-009

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 10, 2025 if ordered today

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CANNONDALE ENGINE CASE BOLTS

Part Number: STG-2001

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Estimated Ship Date: Oct 29, 2025 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: Jan 14, 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: Jan 14, 2026 if ordered today

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

Part Number: MIL-81129

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Estimated Ship Date: Jan 14, 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: Jan 14, 2026 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: Jan 14, 2026 if ordered today

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Engine Expansion Plug, Steel, Jeep, Willys, 2.2L, Each

Part Number: CWA-941998

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Estimated Ship Date: Jan 9, 2026 if ordered today

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STD BORE CYLINDER

Part Number: CLW-20004

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Estimated Ship Date: Nov 11, 2025 if ordered today

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SHORT BLOCK FE

Part Number: PYP-3036

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Estimated Ship Date: Nov 4, 2025 if ordered today

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EXPANSION PLUG

Part Number: MGR-555-108

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Rubber Expansion Plug 2-1/8 In. - Size Range 2-1/8 In. - 2-1/4 In.

Part Number: RNB-570-016

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Estimated Ship Date: Nov 10, 2025 if ordered today

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EXP PLUG KIT

Part Number: PIO-PE-140-BR

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Estimated Ship Date: Nov 6, 2025 if ordered today

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EXP PLUG KIT

Part Number: PIO-PE-145-BR

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Estimated Ship Date: Nov 6, 2025 if ordered today

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EXP PLUG KIT

Part Number: PIO-PE-149-B

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Estimated Ship Date: Nov 6, 2025 if ordered today

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