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

Philadelphia Racing Products AN Block Adapters PRP-6850

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

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Crown Automotive Engine Block Coolant Plugs J3172313

Camshaft Expansion Plug, Steel, 2.141 in. Diameter, Dodge, Jeep, Each

Part Number: CWA-J3172313

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

Pioneer Automotive Main Cap Fasteners 855200

Main Bolt Kit

Part Number: PIO-855200

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 2026 if ordered today

Pioneer Performance Freeze Plugs 830002

Freeze Plug Kit, Brass, Chevy, Big Block, Kit

Part Number: PIO-830002

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 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: Mar 2, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 2, 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: Today

...Loading

Estimated Ship Date: Today

Pioneer Automotive Engine Expansion Plugs PE-105-B

BR EXP PLUG KIT

Part Number: PIO-PE-105-B

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Dorman Expansion Plugs 565-016

Expansion Plugs, Brass, Diameter 0.947 in., Buick, Oldsmobile, Pontiac, Each

Part Number: RNB-565-016

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Dorman Expansion Plugs 02653

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

Part Number: RNB-02653

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Milodon Main Stud Kits 81137

Main Studs, Straight 4-Bolt Main, Chevy, Big Block, Kit

Part Number: MIL-81137

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Milodon Main Stud Kits 81165

Main Studs, 2-Bolt, Ford, 351C, 351W, Kit

Part Number: MIL-81165

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

EMPI Magnesium Engine Cases 98-0431-B

Engine Case, Magnesium Alloy, OEM, Volkswagen, Each

Part Number: VWP-98-0431-B

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

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: Today

...Loading

Estimated Ship Date: Today

Isky Keyway Lifter Bore Bushings KLB936

Lifter Bushing, 1.062 in. O.D., 0.936 in. I.D., 1.990 in. Length, Bronze, Keyway, Chevy, Set of 16

Part Number: ISK-KLB936

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Engine Works Cylinder Head Dowel Pins 12225-20

Cylinder Head Dowel Pins, Chevrolet, Small Block, Set of 20

Part Number: EW1-12225-20

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ARP Main Stud Kits 234-5604

Main Studs, 4-Bolt Main, Chevy Small Block, Large Journal, with Straps & Splayed Caps, Kit

Part Number: ARP-234-5604

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Milodon Main Stud Kits 81139

Main Studs, 2-Bolt Main, Chevy, Big Block, with Windage Tray, Kit

Part Number: MIL-81139

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

...Loading

Estimated Ship Date: May 7, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP Main Stud Kits 235-5502

5 out of 5 stars ( 9 )

Estimated Ship Date: Today

...Loading

Crown Automotive Engine Block Coolant Plugs J3172319

Engine Expansion Plug, Steel, 0.875 in. Diameter, Jeep, 2.5L, 4.2L, Each

Part Number: CWA-J3172319

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

...Loading

Estimated Ship Date: May 4, 2026 if ordered today

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: Apr 14, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 14, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP High Performance Series Main Bolts 135-5002

5 out of 5 stars ( 16 )

Estimated Ship Date: Today

...Loading

PRW Main Girdle Stud Kits 1000207

CHEV 400, Stud Kit, Main Girdle, Includes 10ea, 1/2" Longer Studs, 7/16" -14/20 x 5.00" Studs, PRW Fasteners & Hardware.

Part Number: PQX-1000207

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 14, 2026 if ordered today

PRW Billet Steel Main Girdles 9035001

MAIN GIRDLE, BILLET STEEL, CHEV 350, 2pc Rear Seal, Does Not incl Studs or Fasteners

Part Number: PQX-9035001

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 14, 2026 if ordered today

PRW Billet Steel Main Girdles 9035101

MAIN GIRDLE, BILLET STEEL, FORD 351W, Does Not incl Studs or Fasteners

Part Number: PQX-9035101

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

...Loading

Estimated Ship Date: Apr 14, 2026 if ordered today

World Products Main Caps WPI703370C

Main Caps, Merlin III, 3-Center, Angled Outer Bolts, 4-Bolt, Chevrolet, Big Block, Each

Part Number: WRL-703370C

Not Yet Reviewed

Estimated Ship Date: Mar 13, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 13, 2026 if ordered today

World Products Man O'War Bare Blocks 087072

Engines, Bare Blocks, Man O'War Bare Block, 351 Cleveland Mains, 9.500 in. Deck Height, 4-bolt Main Style, Ford, 5.0L, 5.8L, Small Block Windsor, Each

Part Number: WRL-087072

Not Yet Reviewed

Estimated Ship Date: Mar 13, 2026 if ordered today

...Loading

Estimated Ship Date: Mar 13, 2026 if ordered today

Milodon Main Stud Kits 81216

Main Studs, 2-Bolt, Oldsmobile, 307, 350, 403, Kit

Part Number: MIL-81216

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

...Loading

Estimated Ship Date: May 8, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ARP Main Stud Kits 184-5401

5 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading