Engine Blocks & Parts | Summit Racing

Moroso Rear Main Seal Adapter Kits 38315

Seal Adapter, Billet Aluminum, 1 to 2-Piece Style, Chevy, Small Block Gen I, Each

Part Number: MOR-38315

5.0 out of 5 stars ( 6 )

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Milodon Main Bolt Kits 81140

Milodon Main Bolt Kits 81140

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

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

Dart Main Stud Kits 66744850

Main Cap Fastener, Main Stud, Universal Single Replacement Stud for Dark Blocks, 4-bolt Main, 4.850 in. Stud Length, Each

Part Number: DRT-66744850

Not Yet Reviewed

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Philadelphia Racing Products Oil Cooler Block-Off Kits PRP-4526

Oil Cooler Block-Off Plate, Aluminum, Black Anodized, 1/8 in. NPT Port, Chevy, LS, Each

Part Number: PGP-PRP-4526

Not Yet Reviewed

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ARP Main Stud Kits 184-5401

Main Studs, 2-Bolt Main, Oldsmobile, 350, Set

Part Number: ARP-184-5401

5.0 out of 5 stars ( 2 )

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Summit Racing™ Freeze Plugs SUM-G1581

Freeze Plugs, Brass, Chevy, Small Block, Kit

Part Number: SUM-G1581

4.92 out of 5 stars ( 48 )

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Dorman Rear Main Seal Covers 635-518

Rear Main Seal Cover, Aluminum, Natural, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Kit

Part Number: RNB-635-518

3.89 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Summit Racing™ Freeze Plugs SUM-G1584

Engine block coolant and oil plug kit, Threaded Engine Block Oil/Coolant passage Plugs, Brass/Steel, Oil Plug and barbell, Chevy, GM LS GenIII/IV, Kit

Part Number: SUM-G1584

4.72 out of 5 stars ( 29 )

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ARP High Performance Series Main Bolts 134-5202

Main Bolts, High Performance Series, 4-Bolt Main, Large Journal, Chevy, Small Block, Kit

Part Number: ARP-134-5202

4.97 out of 5 stars ( 36 )

Estimated Ship Date: Today

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ARP High Performance Series Main Bolts 154-5001

Main Bolts, High Performance Series, 2-Bolt Main, Ford, 289-302, Small Block, Kit

Part Number: ARP-154-5001

4.94 out of 5 stars ( 32 )

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Melling Freeze Plugs MPE-100BR

Freeze Plugs, Brass, Chevy, Small Block, Kit

Part Number: MEL-MPE-100BR

4.65 out of 5 stars ( 20 )

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ARP High Performance Series Main Bolts 134-5001

Main Bolts, High Performance Series, 2-Bolt Main, Large Journal, Chevy, Small Block, Kit

Part Number: ARP-134-5001

4.86 out of 5 stars ( 35 )

Estimated Ship Date: Today

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Summit Racing™ Freeze Plugs SUM-G1582

Freeze Plugs, Brass, Chevy, Big Block, 396-454, Kit

Part Number: SUM-G1582

4.87 out of 5 stars ( 15 )

Estimated Ship Date: Today

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ARP High Performance Series Main Bolts 135-5201

Main Bolts, High Performance Series, 4-Bolt Main, Chevy, Big Block, Kit

Part Number: ARP-135-5201

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

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ARP High Performance Series Main Bolts 154-5003

Main Bolts, High Performance Series, 2-Bolt Main, Ford, Small Block, 351W, Kit

Part Number: ARP-154-5003

5.0 out of 5 stars ( 10 )

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Trick Flow® Main Stud Race Girdles for Ford TFS-5150R700

Main Girdle, Race Version, Stud, Tool Steel, Ford, 289/302, Kit

Part Number: TFS-5150R700

4.2 out of 5 stars ( 5 )

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Call to Order

Melling Freeze Plugs MPE-102BR

Engine Expansion Plugs, Freeze Plugs, Brass, Chevy, Big Block, Kit

Part Number: MEL-MPE-102BR

5.0 out of 5 stars ( 3 )

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Summit Racing™ Freeze Plugs SUM-G1583

Freeze Plug Kit, Brass, Ford, Small Block, 221, 255, 260, 289, 302, 351W, Kit

Part Number: SUM-G1583

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Today

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Melling Freeze Plugs MPE-900BR-GP

Freeze Plugs, Brass/Steel, Chevy, GM LS Engine, Kit

Part Number: MEL-MPE-900BR-GP

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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ARP High Performance Series Main Bolts 135-5002

Main Bolts, High Performance Series, 2-Bolt Main, Chevy, Big Block, Kit

Part Number: ARP-135-5002

5.0 out of 5 stars ( 16 )

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Melling Freeze Plugs MPE-108BR

Freeze Plugs, Brass, Ford, Lincoln, Mercury, Small Block, Kit

Part Number: MEL-MPE-108BR

4.67 out of 5 stars ( 12 )

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Melling Freeze Plugs MPE-613BR

Freeze Plugs, Steel, Dodge, Plymouth, Chrysler, Kit

Part Number: MEL-MPE-613BR

4.5 out of 5 stars ( 8 )

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ARP Pro Series Main Bolts 140-5003

Main Cap Bolts, Pro Series, Chrysler 273-440 Wedge, Hex Head, kit

Part Number: ARP-140-5003

5.0 out of 5 stars ( 1 )

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ARP Pro Series Main Bolts 155-5201

Main Bolts, Pro Series, 2-Bolt Main, Ford, Big Block FE, 390-427-428, 12 Point, Kit

Part Number: ARP-155-5201

5.0 out of 5 stars ( 9 )

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Melling Freeze Plugs MPE-275BR

Engine Expansion Plugs, Freeze Plugs, Brass, Chevy, GMC, Big Block, Kit

Part Number: MEL-MPE-275BR

4.18 out of 5 stars ( 11 )

Estimated Ship Date: Today

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