CHEVROLET Engine Blocks & Accessories

BIG BLOCK CHEVY BLOCK SLEEVE

Part Number: DRT-32160411

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Estimated Ship Date: Today

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Cylinder Sleeve, Cast Iron, 4.240 in. Bore I.D., 0.185 in. Wall Thickness, 6.370 in. Length, Each

Part Number: DRT-32160111

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Estimated Ship Date: 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: Jan 5, 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: Feb 9, 2026 if ordered today

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Main Studs, Straight 4-Bolt Main, Chevy, 350, 400, with Windage Tray, Kit

Part Number: MIL-81117

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 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: Feb 9, 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: 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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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 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: Feb 5, 2026 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: 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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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: Feb 4, 2026 if ordered today

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Main Studs, 2-Bolt Main, Chevrolet, Duramax, 6.6L, LLY, Kit

Part Number: GFN-MSK667Y

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Main Studs, 2-Bolt Main, Chevrolet, Duramax, 6.6L, LBM, LMM, Kit

Part Number: GFN-MSK66ZM

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Estimated Ship Date: Dec 1, 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: Jan 14, 2026 if ordered today

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Main Stud Kit

Part Number: PIO-855005

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Main Cap, Rear, Merlin II, 4-Bolt, 400 Mains, Billet Steel, Chevrolet, Small Block, Each

Part Number: WRL-703355R

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Estimated Ship Date: Tomorrow if ordered today

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Four Bolt Main Cap Kit

Part Number: PIO-839021

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INSTALL KIT

Part Number: BKR-BRK30122

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Main Studs, 4-Bolt Main, Chevy, 350, 400, Dart Iron Eagle Block, Kit

Part Number: DRT-66311000

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Main Cap, 3-center Position, Steel, Chevy, Each

Part Number: DRT-32731030H

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Main Studs, 4-Bolt Main, Chevy, 3.3, 3.8, 4.3L V6, with Windage tray, Kit

Part Number: ARP-233-5702

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Main Studs, 4-Bolt Main, Chevy Small Block, Large Journal, with Straps & Splayed Caps, Kit

Part Number: ARP-234-5604

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Estimated Ship Date: Dec 3, 2025 if ordered today

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