1978 Engine Blocks & Accessories Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Milodon Main Stud Kits 81115

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 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

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ARP High Performance Series Main Bolts 134-5202

4.75 out of 5 stars ( 37 )

Estimated Ship Date: Today

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Dorman Engine Expansion Plugs for 1978 D400, D450 - 567-014

Engine Expansion Plugs, Brass/Steel, Chrysler, Dodge, Plymouth, Kit

Part Number: RNB-567-014

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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PRW Main Cap Stud Kits 1035022

Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, Large Journal, 2-Bolt Main, Chevy, Small Block, Kit

Part Number: PQX-1035022

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

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Summit Racing™ Main Stud Kits SUM-910205

2.75 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Pioneer Automotive Engine Expansion Plugs PE-105-B

BR EXP PLUG KIT

Part Number: PIO-PE-105-B

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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

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Melling Engine Expansion Plug Kits MPE-118BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-118BR

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Milodon Main Stud Kits 81125

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

Part Number: MIL-81125

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Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

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Summit Racing™ Main Stud Kits SUM-910205

2.75 out of 5 stars ( 3 )

Estimated Ship Date: Today

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PRW Main Cap Stud Kits 1045422

Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, 2-Bolt Main, Chevy, Big Block, Kit

Part Number: PQX-1045422

Not Yet Reviewed

Estimated Ship Date: Jun 1, 2026 if ordered today

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Estimated Ship Date: Jun 1, 2026 if ordered today

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ARP High Performance Series Main Bolts 135-5002

5 out of 5 stars ( 16 )

Estimated Ship Date: Today

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PRW Main Girdle Stud Kits 1000211

OLDS 350-403, Stud Kit, Main Girdle, Includes 8ea, 1/2" Longer Studs, 7/16"-14/20 x 4.50" Studs, PRW Fasteners & Hardware.

Part Number: PQX-1000211

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

Engine Works Bellhousing Dowel Pins 453658

Bellhousing Dowel Pins, 1.190 in. Length, 0.620 in. Diameter, SBC, BBC, Buick, Chevy, Oldsmobile, Pontiac, GMC, Pair

Part Number: EW1-453658

Not Yet Reviewed

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Philadelphia Racing Products AN Block Adapters PRP-6861

AN Block Adapters, -16 AN Adapters, Clear Anodized, Chevy, Big Block, Kit

Part Number: PGP-PRP-6861

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Philadelphia Racing Products AN Block Adapters PRP-6863

AN Block Adapters, -16 AN Adapters, Black Anodized, Chevy, Big Block, Kit

Part Number: PGP-PRP-6863

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Philadelphia Racing Products AN Block Adapters PRP-6850

AN Block Adapters, -12 AN Adapters, Clear Anodized, Chevy, Small Block, Kit

Part Number: PGP-PRP-6850

Not Yet Reviewed

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Melling Engine Expansion Plug Kits MPE-120R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-120R

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 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: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

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 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Dorman Expansion Plugs 565-093

Brass Cup Expansion, Plug, 35.21mm Outside Diameter, Each

Part Number: RNB-565-093

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Pioneer Performance Freeze Plugs 830004

Freeze Plug Kit, Brass, Ford, Kit

Part Number: PIO-830004

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Pioneer Automotive Engine Expansion Plugs PE-140-BR

EXP PLUG KIT

Part Number: PIO-PE-140-BR

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Melling Engine Expansion Plug Kits MPE-163BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-163BR

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Melling Engine Expansion Plug Kits MPE-130BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-130BR

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Enginetech Engine Expansion Plug Kits PK29B

Engine Expansion Plug Kit 74-94 FRD/MER/MKR 2.0L/2.3L

Part Number: EGN-PK29B

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 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: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Melling Engine Expansion Plug Kits MPE-614R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-614R

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Melling Engine Expansion Plug Kits MPE-128BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-128BR

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today