Engine Blocks & Parts

LS Rear Main Seal Adapter Bolts LS1, LS3, LS2, LSX, Set of 12

Part Number: ICB-551435

Not Yet Reviewed

Estimated Ship Date: Today

Main Caps, Billet Steel, Chevy 305/350, 1967-1986, 4 Bolt Replacement Style, Sold as a Set of 3

Part Number: PQX-1735001

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Engine Block, Vortec Roller, Cast Iron, 4-Bolt 350 Mains, 4 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy Small Block, Each

Part Number: HPE-13ZB

Not Yet Reviewed

Estimated Ship Date: Dec 30, 2025 if ordered today

• Drop Ship
• Freight Charge
• Special Order

Main Bolts, Extreme Duty, 4-bolt Style, 6-point, Premium Quality, 190,000 psi Yield Strength, Washers, Chevy, Small Block, Kit

Part Number: SUM-910203-PRO

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Estimated Ship Date: Today

Cylinder Sleeve, Cast Iron, 4.125 in. Bore I.D., 0.125 in. Wall Thickness, 6.250 in. Length, Each

Part Number: MEL-CSL261HP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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: Nov 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Freeze Plug Kit, Brass, Ford Big Block 429-460, Kit

Part Number: MIL-34038

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Freeze Plug - Each - brass

Part Number: MEL-MPC-133B

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Freeze Plug Kit Brass Big Block Chevy

Part Number: MRG-6482

Not Yet Reviewed

Estimated Ship Date: Today

Main Studs, 2-Bolt Main, Chevy, Small Block, Large Journal, 12-Point

Part Number: ARP-134-5403

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Freeze Plug - Each - brass

Part Number: MEL-MPC-82B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Engine Expansion Plugs, Cadillac, Chevy, Small Block LS, Kit

Part Number: CCA-251

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Cylinder Head Dowel Pin, Ford, 302, 351W, Each

Part Number: DRT-32902400

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Today

Engine Hardware Kits, Engine Hardware Finishing Kits, Cylinder Head Dowels, Cam Thrust Plate Bolts, Woodruff Keys, Chevrolet, Small Block LS, Kit

Part Number: DUR-FKC-7B

Not Yet Reviewed

Estimated Ship Date: Today

Shallow Plug - Brass - Each

Part Number: MEL-MPS-135B

Not Yet Reviewed

Estimated Ship Date: Today

Main Studs, 4-Bolt Main, Dart Big M Block, Chevy, 454, Kit

Part Number: ARP-235-5601

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Main Studs, Chromoly, Hex Head, 2-Bolt, Dodge, Cummins Diesel, 5.9L, Kit

Part Number: ARP-247-5401

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Main Studs, 4-Bolt Main, Ford, Powerstoke, 6.0L, Kit

Part Number: ARP-150-5801

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Main Bolts, High Performance Series, 2-Bolt Main, Oldsmobile, 455, Kit

Part Number: ARP-185-5001

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Engine Expansion Plugs, Steel, 1.250 in. Diameter, 0.300 in. Height, Cadillac, Chevy, Chrysler, Set of 10

Part Number: RNB-555-024

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

Main Cap Fasteners, Main Stud Kits, 2-bolt, Stud Style, Standard 12-point Nuts, Washers, Volkswagen, 2.0L, Kit

Part Number: ARP-204-5408

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Main Cap Fasteners, Main Stud Kits, 4-bolt Main, Studs, Standard Hex Nuts, Designed for Dart SHP Blocks, Ford, 5.8L, Kit

Part Number: ARP-154-5613

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Dowel Pin, Timing Cover, Chevy, Small Block/Little M/Sportsman, Each

Part Number: DRT-32910000

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Camshaft Bolts, Engine Finishing, Cylinder Head Dowels, Timing Cover Dowel Pins, Pontiac V8, Kit

Part Number: CCA-238

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Main Studs, 2-Bolt Main, Small Journal, Chevy, Small Block, Kit

Part Number: ARP-134-5501

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today