Engine Blocks & Parts | Summit Racing

Milodon Main Stud Kits 81222

Milodon Main Stud Kits 81222

Main Studs, 4-Bolt, Pontiac 389-455, Center Studs, Kit

Part Number: MIL-81222

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

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ARP Main Stud Kits 194-5601

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81229

Main Studs, 2-Bolt, Cadillac, 472, 500, Kit

Part Number: MIL-81229

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP Main Stud Kits 135-5507

5 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025

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Milodon Main Stud Kits 81205

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

Part Number: MIL-81205

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP Main Stud Kits 145-5601

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025

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Milodon Main Stud Kits 81215

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

Part Number: MIL-81215

Not Yet Reviewed

Estimated Ship Date: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP High Performance Series Main Bolts 185-5001

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81133

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: Dec 9, 2025 if ordered today

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Estimated Ship Date: Dec 9, 2025 if ordered today

Melling Cylinder Sleeves CSL196X

Cylinder Sleeve, Cast Iron, 4.250 in. Bore I.D., 0.063 in. Wall Thickness, 6.500 in. Length, Each

Part Number: MEL-CSL196X

Not Yet Reviewed

Estimated Ship Date: Oct 1, 2025 if ordered today

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Estimated Ship Date: Oct 1, 2025 if ordered today

Philadelphia Racing Products Oil Cooler Block-Off Kits PRP-4525

Oil Cooler Block-Off Plate, Aluminum, Black Anodized, Chevy, LS, Each

Part Number: PGP-PRP-4525

Not Yet Reviewed

Estimated Ship Date: Oct 6, 2025 if ordered today

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Estimated Ship Date: Oct 6, 2025 if ordered today

Melling Cylinder Sleeves CSL930

Cylinder Sleeve, Cast Iron, 3.661 in. Bore I.D., 0.079 in. Wall Thickness, 7.000 in. Length, Each

Part Number: MEL-CSL930

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 7, 2025 if ordered today

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Estimated Ship Date: Oct 7, 2025 if ordered today

Chevrolet Performance Rear Main Seal Housings 12705665

REAR MAIN SEAL HOUSING

Part Number: NAL-12705665

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

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Estimated Ship Date: Jan 7, 2026 if ordered today

Chevrolet Performance LSX Rear Block Covers 19369274

Rear Main Seal Housing, Aluminum, Natural, Chevrolet Performance LSX Block, Each

Part Number: NAL-19369274

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

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Estimated Ship Date: Jan 7, 2026 if ordered today

Chevrolet Performance Engines, Bare Blocks 19433406

Engine Block, Cast Iron, 4-Bolt Mains, 4.000 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, Small Block, Each

Part Number: NAL-19433406

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

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Estimated Ship Date: Jan 7, 2026 if ordered today

DeWitts Radiator Oil Cooler Block-Off Plates 32-900-180

C7 Block w/ 180 T-Stat

Part Number: DWR-32-900-180

Not Yet Reviewed

Estimated Ship Date: Oct 22, 2025 if ordered today

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Estimated Ship Date: Oct 22, 2025 if ordered today