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

Dorman Expansion Plugs 555-007

Engine Expansion Plugs, Steel, 0.540 in. O.D., 0.180 in. Height, Buick, Chevy, Ford, GMC, Mercury, Set of 10

Part Number: RNB-555-007

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Dorman Expansion Plugs 555-008

Engine Expansion Plugs, Steel, 0.563 in. Diameter, 0.250 in. Height, Chevy, GMC, Olds, Pontiac, Set of 10

Part Number: RNB-555-008

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Melling Engine Expansion Plug Kits MPE-901BR

Melling Engine Expansion Plug Kits MPE-901BR

Engine Expansion, Plug Kit, Stock Replacement, Cylinder Head, 1.250 in. Diameter, Brass, Kit

Part Number: MEL-MPE-901BR

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

PRW Billet Steel Main Girdles 9035000

Main Cap Girdle, 2-Piece Rear Seal, 1045 Billet Steel, with PRW Steel Studs, Spacers, and Nuts, Chevy, 5.7L/350 Only, Each

Part Number: PQX-9035000

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

PRW Billet Steel Main Girdles 9040000

MAIN GIRDLE, BILLET STEEL, CHEV 400, incl PRW fasteners & hdwe

Part Number: PQX-9040000

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

Proform Freeze Plug Kits 66552

Freeze Plugs, Brass, Chevy, Big Block, Kit

Part Number: PRO-66552

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Mr. Gasket Freeze Plug Kits for 2008-2014 YUKON XL 1500, 2000-2013 YUKON XL 2500 - 61210G

Freeze Plugs, Brass, Threaded, Chevy, Small Block LS, Kit

Part Number: MRG-61210G

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Dorman Oil Line Block-Off Plate Kits 99971

Oil Line Block-Off Plate, Aluminum, Natural, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Kit

Part Number: RNB-99971

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Dorman Expansion Plugs 02603

Expansion Plug, Rubber, 1 1/2 in. to 1 5/8 in., Each

Part Number: RNB-02603

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Dorman Expansion Plugs 565-028

Freeze Plugs, Brass Cup Expansion Plug, 1.50 in. Diameter., 0.420 in. Height, Brass, Set of 10

Part Number: RNB-565-028

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Dorman Expansion Plugs 555-025

Freeze Plugs, Steel, Set of 10

Part Number: RNB-555-025

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Dorman Expansion Plugs 555-080

Expansion Plugs, Steel, 2.109 in. Diameter, Set of 10

Part Number: RNB-555-080

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Pioneer Performance Freeze Plugs PE-104-B

Freeze Plug Kit, Brass, Chevy, 153, L4, 194, 230, 250, 292 L6, Kit

Part Number: PIO-PE-104-B

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Dorman Expansion Plugs 555-027

Engine Expansion Plug, Steel, 1.5 in. Width, 0.570 in. Height, Buick, Chevy, Fiat, GMC, Set of 10

Part Number: RNB-555-027

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Dorman Expansion Plugs 555-023

Engine Expansion Plugs, Steel, 1.250 in. O.D., 0.400 in. Depth, Set of 10

Part Number: RNB-555-023

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Dorman Expansion Plugs 555-034

Engine Expansion Plugs, Steel, Chevy, GMC, Set of 10

Part Number: RNB-555-034

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Melling Engine Expansion Plug Kits MPE-102R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-102R

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Melling Engine Expansion Plug Kits MPE-185BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-185BR

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

PRW Main Girdle Stud Kits 1000209

CHEV 454, Stud Kit, Main Girdle, Includes 10ea, 1/2" Longer Studs, 1/2"-13/20 x 5.313" Studs, PRW Fasteners & Hardware.

Part Number: PQX-1000209

Not Yet Reviewed

Estimated Ship Date: May 27, 2026 if ordered today

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Estimated Ship Date: May 27, 2026 if ordered today

PRW Billet Steel Main Caps 1740002

Main Caps, Billet Steel, 4-Bolt, Angled, Chevy, Small Block, Set of 3

Part Number: PQX-1740002

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Melling Engine Expansion Plug Kits MPE-180BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-180BR

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

ACDelco GM Genuine Parts Engine Oil Fill Caps 12713786

Engine Oil Filler Caps, GM Genuine Parts, Stock Top Style, Round, Plastic, Black, Chevrolet, GMC, Each

Part Number: ADO-FC279

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Dorman Expansion Plugs 555-081

Freeze Plugs, Steel, 2.219 in. Closed End Diameter, 2.226 in. Open End Diameter, Chevy, GMC, Set of 10

Part Number: RNB-555-081

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Melling Engine Expansion Plug Kits MPE-137BR

Freeze Plug Kits Bagged - Brass

Part Number: MEL-MPE-137BR

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air

Dorman Expansion Plugs 555-049

Engine Expansion Plugs, Steel, 2.094 in. O.D., 0.280 in. Depth, Set of 10

Part Number: RNB-555-049

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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Estimated Ship Date: Monday 3/23/2026 if shipped by air