Engine Blocks & Parts

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: Jan 8, 2026 if ordered today

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Main Studs, 2-Bolt Main, Chevy, 350, 400, Kit

Part Number: MIL-81125

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Estimated Ship Date: Jan 8, 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: Jan 8, 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: Jan 8, 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 8, 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: Jan 8, 2026 if ordered today

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Engine Block, Aluminum, 6-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, LS, Tall, Each

Part Number: EDL-54901U

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Estimated Ship Date: Nov 7, 2025 if ordered today

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Engine Block, Aluminum, 6-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, LS, Each

Part Number: EDL-54903U

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Estimated Ship Date: Nov 7, 2025 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 8, 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 8, 2026 if ordered today

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Main Studs, 2-Bolt Main, Chevy, Big Block, Kit

Part Number: MIL-81138

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Estimated Ship Date: Jan 8, 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, Holden, V8, Kit

Part Number: MIL-81145

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Main Studs, 2-Bolt, Dodge, Plymouth, 426 Hemi, Kit

Part Number: MIL-81205

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Main Studs, 2-Bolt, Oldsmobile, 350 Diesel, 400, 425, 455, Kit

Part Number: MIL-81215

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Main Studs, 2-Bolt, Oldsmobile, 307, 350, 403, Kit

Part Number: MIL-81216

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Main Studs, 2-Bolt, Pontiac, 326-455, Kit

Part Number: MIL-81221

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 8, 2026 if ordered today

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Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-140R

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 4.437 in. Bore I.D., 0.094 in. Wall Thickness, 12.750 in. Length, Each

Part Number: MEL-CSL427

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 2.625 in. Bore I.D., 0.094 in. Wall Thickness, 6.500 in. Length, Each

Part Number: MEL-CSL460

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 6, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 4.688 in. Bore I.D., 0.094 in. Wall Thickness, 13.000 in. Length, Each

Part Number: MEL-CSL464

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 3.938 in. Bore I.D., 0.094 in. Wall Thickness, 6.750 in Length, Each

Part Number: MEL-CSL103

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 3.300 in. Bore I.D., 0.094 in. Wall Thickness, 8.188 in. Length, Each

Part Number: MEL-CSL112

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 4.110 in. Bore I.D., 0.094 in. Wall Thickness, 6.875 in. Length, Each

Part Number: MEL-CSL1174

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 3.845 in. Bore I.D., 0.094 in. Wall Thickness, 5.875 in. Length, Each

Part Number: MEL-CSL122A

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Cylinder Sleeve, Cast Iron, 3.780 in. Bore I.D., 0.094 in. Wall Thickness, 5.500 in. Length, Each

Part Number: MEL-CSL173

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Estimated Ship Date: Nov 6, 2025 if ordered today

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