1968 Engine Blocks & Accessories Engines & Components - Free Shipping on Orders Over $109 at Summit Racing

Engine Works Freeze Plug Sets 60478

Engine Expansion Plugs, Camshaft Plug Only, Steel, SBC, V8, 265-350 CID, Chevy, Small Block, Set of 10

Part Number: EW1-60478

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

Melling Engine Expansion Plug Kits MPE-117R

Melling Engine Expansion Plug Kits MPE-117R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-117R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Dorman Expansion Plugs 555-074

Engine Expansion Plugs, Steel, 0.518 in. O.D., 0.380 in. Height, Ford, Mercury, Set of 10

Part Number: RNB-555-074

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

ARP Main Stud Kits 155-5421

Main Studs, 12-Point, Chromoly, 2-Bolt Main, Ford, Big Block FE, Kit

Part Number: ARP-155-5421

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

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: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Main Stud Kits SUM-910205

2.75 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Dorman Expansion Plugs 550-007

Engine Expansion Plugs, Steel, 0.750 in. Diameter, 0.750 in. Height, International, Set of 10

Part Number: RNB-550-007

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Estimated Ship Date: Tomorrow

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PRW Billet Steel Main Caps 1744002

Main Caps, Billet Steel, Two 2-Bolt, Three Cross-Bolt, 383-440 c.i.d., Big Block Mopar, B/RB, V8, Chrysler, Dodge, Plymouth, Set of 5

Part Number: PQX-1744002

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

PRW Billet Steel Main Caps 1745501

Main Caps, Billet Steel, 4-Bolt Conversion or Replacement, Straight, 421-455 cid, V8, Dowel Pinned, Drill Guide, Large Journal, Pontiac, Set of 3

Part Number: PQX-1745501

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

Melling Engine Expansion Plug Kits MPE-107R

Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-107R

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Estimated Ship Date: Tomorrow

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ARP Main Stud Kits 135-5507

Main Studs, 2-Bolt Main, Cadillac, 472, 500, Kit

Part Number: ARP-135-5507

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

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: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

Silver Sport Transmission Cylinder Head Dowel Pins BHJ-01021

Offset Dowel Pins AMC Jeep .021

Part Number: IST-BHJ-01021

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

ARP Main Stud Kits 234-5503

Main Studs, 2-Bolt Main, Chevy, Small Block, Large Journal, with Straps, Kit

Part Number: ARP-234-5503

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 High Performance Series Main Bolts 135-5202

Main Bolts, High Performance Series, Hex Head, Chromoly, Black Oxide, 4-Bolt Main, Chevy, Merlin II/III Iron Big Block, Kit

Part Number: ARP-135-5202

1.0 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

Engine Works Cylinder Head Dowel Pins 12225

Cylinder Head Dowel Pins, Chevrolet, Small Block, Set of 4

Part Number: EW1-12225

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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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

Estimated Ship Date: Tomorrow

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Dura-Bond Cylinder Head Dowels AD-0112

Dowel Pins, Cylinder Heads, Stepped, AMC, Each

Part Number: DUR-AD-0112

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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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: Mar 25, 2026 if ordered today

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Estimated Ship Date: Mar 25, 2026 if ordered today

Dorman Expansion Plugs 567-011

Expansion Plugs, Brass, Ford, Mercury, Kit

Part Number: RNB-567-011

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 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 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

PRW Main Girdle Stud Kits 1000202

FORD 302 Main Girdle Stud Kit, 4135 ChromolyPRW Steel Studs, Includes 10ea 1/2" Longer Studs, 7/16"-14/20 x 4.80" Studs, Nuts & Washers.

Part Number: PQX-1000202

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Philadelphia Racing Products AN Block Adapters PRP-6853

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

Part Number: PGP-PRP-6853

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today

Dorman Expansion Plugs 555-009

Freeze Plugs, Steel, 19/32 in. Diameter, 0.280 in. Height, AMC, Buick, Chevy, GMC, Oldsmobile, Pontiac

Part Number: RNB-555-009

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Ford Performance Parts Plug and Dowel Kits M-6026-ZBLOCK

Plug and Dowel Kit, Steel, Ford, Z Block, Kit

Part Number: FMS-M6026ZBLOCK

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

Dorman Expansion Plugs 02663

Engine Expansion Plugs, Pipe Plugs, Ford, Kit

Part Number: RNB-02663

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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