1973 Engine Blocks & Accessories Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

ARP Main Stud Kits 234-5605

ARP Main Stud Kits 234-5605

Main Studs, 4-Bolt Splayed Main, with Windage Tray, Chevy, 400, Small Block, Kit

Part Number: ARP-234-5605

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Milodon Main Stud Kits 81135

Main Studs, Straight 4-Bolt Main, Chevy, Big Block, Kit

Part Number: MIL-81135

Not Yet Reviewed

Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

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ARP High Performance Series Main Bolts 135-5201

4.25 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/9/2026

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Dart Main Bolts 66733750

Main Bolt, 4-Bolt Main, Standard Hex Head, 1/2 in. Thread, 3.750 in. UHL, Each

Part Number: DRT-66733750

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Pioneer Performance Freeze Plugs PE-122-BR

Freeze Plug Kit, Brass, International, Kit

Part Number: PIO-PE-122-BR

Not Yet Reviewed

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Silver Sport Transmission Cylinder Head Dowel Pins BHJ-01007

Offset Dowel Pins AMC Jeep .007

Part Number: IST-BHJ-01007

Not Yet Reviewed

Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 2026 if ordered today

Dorman Expansion Plugs 550-017

Freeze Plugs, Steel, 1.250 in. Diameter, Set of 10

Part Number: RNB-550-017

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-109-B

BR EXP PLUG KIT

Part Number: PIO-PE-109-B

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

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Estimated Ship Date: Mar 24, 2026 if ordered today

Milodon Main Stud Kits 81168

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

Part Number: MIL-81168

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

ARP Main Stud Kits 154-5608

Main Studs, Chromoly, 4-Bolt Main, Ford, Small Block, 302W Dart Iron Eagle Block, Kit

Part Number: ARP-154-5608

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Dorman Expansion Plugs 555-085

Expansion Plugs, Steel, Diameter 2.105 in., GM, Set of 10

Part Number: RNB-555-085

Not Yet Reviewed

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Pioneer Performance Freeze Plugs EPC-80-B-10

Freeze Plug Kit, Brass, Pontiac, Kit

Part Number: PIO-EPC-80B-10

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

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Estimated Ship Date: Mar 24, 2026 if ordered today

Milodon Main Stud Kits 81126

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: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

ARP Main Stud Kits 151-5401

Main Studs, 2-Bolt Main, Ford, Pinto, 2.0L, Kit

Part Number: ARP-151-5401

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Stef's Lifter Valley Screen Kits 67090

LIFTER VALLEY SCREEN KITS

Part Number: STF-67090

3.0 out of 5 stars ( 1 )

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Milodon Main Stud Kits 81115

Main Studs, Straight 4-Bolt Main, Chevy, 350, 400, Kit

Part Number: MIL-81115

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 3, 2026 if ordered today

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Estimated Ship Date: Jun 3, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP High Performance Series Main Bolts 134-5202

4.75 out of 5 stars ( 37 )

Estimated Ship Date: Monday 3/9/2026

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Melling Engine Expansion Plug Kits MPE-116BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-116BR

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

ARP Main Stud Kits 254-5601

Main Studs, 4-Bolt Main, Ford, R-Block, Ford, 302, R-Block, Kit

Part Number: ARP-254-5601

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

ARP Main Stud Kits 154-5605

Main Studs, 4-Bolt Main, Ford, 302 SVO, Kit

Part Number: ARP-154-5605

Not Yet Reviewed

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

ARP Main Stud Kits 125-5401

Main Studs, 2-Bolt Main, Buick 1970-76, 455, Kit

Part Number: ARP-125-5401

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Melling Cylinder Sleeves 590297

Cylinder Sleeve, Cast Iron, 4.250 in. Bore I.D., 7.000 in. Length, Each

Part Number: MEL-590297

Not Yet Reviewed

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Pioneer Automotive Engine Expansion Plugs PE-105-B

BR EXP PLUG KIT

Part Number: PIO-PE-105-B

Not Yet Reviewed

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

PRW Main Cap Stud Kits 1035042

Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, Large Journal, 4-Bolt Main, Chevy, Small Block, Kit

Part Number: PQX-1035042

Not Yet Reviewed

Estimated Ship Date: Monday 3/9/2026 if shipped by air

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Estimated Ship Date: Monday 3/9/2026 if shipped by air

Melling Engine Expansion Plug Kits MPE-118BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-118BR

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Dorman Expansion Plugs 555-051

Expansion Plugs, Steel, Diameter 2.208 in., Various, Each

Part Number: RNB-555-051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 26, 2026 if ordered today

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Estimated Ship Date: Mar 26, 2026 if ordered today

Dorman Expansion Plugs 555-029

Expansion Plugs, Steel, Diameter 1.580 in., Various, Each

Part Number: RNB-555-029

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today