1978 Engine Blocks & Accessories Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

PRW Billet Steel Main Caps 1745402

Main Caps, Billet Steel, 4-Bolt, Straight, Chevy, Big Block, Set of 3

Part Number: PQX-1745402

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

PRW Main Cap Girdles 0944800

Main Cap Girdle, Steel, Black Oxide, Hardware Included, Ford, Kit

Part Number: PQX-0944800

2.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Pioneer Performance Freeze Plugs PE-108-R

Freeze Plugs, Steel, Ford, 289, 302, 351W, Kit

Part Number: PIO-PE108R

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Proform Freeze Plug Kits 66558

Proform Freeze Plug Kits 66558

Freeze Plugs, Brass, Chrysler, 383, 413, 426, 440, Kit

Part Number: PRO-66558

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81184

Main Studs, 4-Bolt Main, with Milidon Angled Main Caps, Windage Tray, Chrysler, 318, 340, 360, Kit

Part Number: MIL-81184

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Trick Flow® Main Cap Fastener Replacement Hardware Kits TFS-5150R700-HK

Replacement, Hardware Kit, 2-Bolt Main, Ford, with Trick Flow® Main Cap Girdle,

Part Number: TFS-5150R700-HK

Not Yet Reviewed

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Melling Performance Cylinder Sleeves CSL197HP

Cylinder Sleeve, Cast Iron, 4.250 in. Bore I.D., 0.094 in. Wall Thickness, 7.000 in. Length, Each

Part Number: MEL-CSL197HP

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 Freeze Plugs MPE-114R

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

Part Number: MEL-MPE-114R

Not Yet Reviewed

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Dorman Expansion Plugs 557-009

Expansion Plugs, Steel, Ford, Lincoln, Mercury, Kit

Part Number: RNB-557-009

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Dorman Expansion Plugs 555-003

Freeze Plugs, Steel, 0.438 in. Diameter, Chevy, Chrysler, Dodge, Eagle, Ford, GMC, Jeep, Mercury, Set of 10

Part Number: RNB-555-003

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Dorman Expansion Plugs 555-065

Steel Cup Expansion Plug 2-9/64 In., Height 0.432

Part Number: RNB-555-065

Not Yet Reviewed

Estimated Ship Date: Today

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Pioneer Performance Freeze Plugs 830001

Freeze Plug Kit, Brass, Chevy, Small Block, 267-350, Kit

Part Number: PIO-830001

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Milodon Main Stud Kits 81223

Main Studs, 2-Bolt, Pontiac 326-455, with Windage Tray, Kit

Part Number: MIL-81223

2.0 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

Melling Engine Expansion Plug Kits MPE-105BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-105BR

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Milodon Main Stud Kits 81218

Main Studs, 2-Bolt, Oldsmobile, 307, 350, 403, for use with Windage Tray, Kit

Part Number: MIL-81218

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

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Estimated Ship Date: Jun 22, 2026 if ordered today

Pioneer Performance Freeze Plugs PE-108-BR

Freeze Plugs, Brass, Ford, 289, 302, 351W, Kit

Part Number: PIO-PE108BR

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Dorman Expansion Plugs 565-023

Freeze Plugs, Brass, 1.250 in. Diameter, Buick, Cadillac, Chevy, GMC, Pontiac, Dodge, Ford, Set of 10

Part Number: RNB-565-023

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Engine Works Freeze Plug Sets 60154

STEEL CAM PLUGS BB CHEVY 366-454 CAM

Part Number: EW1-60154

Not Yet Reviewed

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Dorman Expansion Plugs 555-019

Engine Expansion Plugs, Steel, Chevy, 3.2L, 3.8L, Set of 10

Part Number: RNB-555-019

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Melling Engine Expansion Plug Kits MPE-101R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-101R

Not Yet Reviewed

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Pioneer Performance Freeze Plugs PE-614-BR

EXP PLUG KIT- DEEP

Part Number: PIO-PE-614-BR

Not Yet Reviewed

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ARP Main Stud Kits 206-5404

Main Studs, 2-Bolt Main, BMC Triumph TR7

Part Number: ARP-206-5404

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

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Estimated Ship Date: Tomorrow if ordered today

Melling Cylinder Sleeves 590280

Cylinder Sleeve, Cast Iron, 4.000 in. Bore I.D., 0.125 in. Wall Thickness, 6.500 in. Length, Each

Part Number: MEL-590280

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

Dart Main Bolts 66722687

Main Cap Fastener, Bolt, Little M Sportsman, Chevy, Each

Part Number: DRT-66722687

Not Yet Reviewed

Estimated Ship Date: Today

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ARP Main Stud Kits 234-5801

Main Studs, Chromoly, Hex Head, 4-Bolt, Chevy, 350, 400, Dart Little M, Splayed Bolts, Kit

Part Number: ARP-234-5801

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today