Engine Blocks & Parts | Summit Racing

Milodon Main Stud Kits 81139

Milodon Main Stud Kits 81139

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

Part Number: MIL-81139

Not Yet Reviewed

Estimated Ship Date: Feb 4, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 4, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP Main Stud Kits 235-5502

5 out of 5 stars ( 9 )

Estimated Ship Date: Today

...Loading

Milodon Main Stud Kits 81205

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

Part Number: MIL-81205

Not Yet Reviewed

Estimated Ship Date: Feb 4, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 4, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP Main Stud Kits 145-5601

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025

...Loading

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: Feb 4, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 4, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP Main Stud Kits 194-5601

5 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Milodon Main Stud Kits 81229

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

Part Number: MIL-81229

Not Yet Reviewed

Estimated Ship Date: Feb 4, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 4, 2026 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: Dec 8, 2025

...Loading

Milodon Main Stud Kits 81129

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

Part Number: MIL-81129

Not Yet Reviewed

Estimated Ship Date: Feb 4, 2026 if ordered today

...Loading

Estimated Ship Date: Feb 4, 2026 if ordered today

Silver Sport Transmission Cylinder Head Dowel Pins BHI-00007

Offset Dowel Pins Mazda Rotary .007

Part Number: IST-BHI-00007

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 12, 2025 if ordered today

Silver Sport Transmission Cylinder Head Dowel Pins BHI-00014

Offset Dowel Pins Mazda Rotary .014

Part Number: IST-BHI-00014

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 12, 2025 if ordered today

Silver Sport Transmission Cylinder Head Dowel Pins BHI-00021

Offset Dowel Pins Mazda Rotary .021

Part Number: IST-BHI-00021

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 12, 2025 if ordered today

Silver Sport Transmission Cylinder Head Dowel Pins BHJ-01014

Offset Dowel Pins AMC Jeep .014

Part Number: IST-BHJ-01014

Not Yet Reviewed

Estimated Ship Date: Dec 12, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 12, 2025 if ordered today

Clevite Engine Parts Cylinder Sleeves 226-4506

CYL SLEEVE (DRY)

Part Number: CLE-2264506

Not Yet Reviewed

Estimated Ship Date: Dec 23, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 23, 2025 if ordered today

MAHLE Original Cylinder Sleeve Seals S41927

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

Part Number: MAH-S41927

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 15, 2025 if ordered today

P-Ayr Engines, Bare Blocks 3036

SHORT BLOCK FE

Part Number: PYP-3036

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 1, 2025 if ordered today

P-Ayr Engines, Bare Blocks 4041

5.9 Cummins Diesel Engine Short Block w/ 24 Valve Head

Part Number: PYP-4041

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 1, 2025 if ordered today