Engine Blocks & Parts

Cylinder Sleeve, Cast Iron, 3.938 in. Bore I.D., 0.125 in. Wall Thickness, 6.750 in. Length, Each

Part Number: MEL-CSL203

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Oil Galley Barbell Plug, OEM-Style, Billet Aluminum, O-Rings, Chevy, LS, Each

Part Number: DER-35603

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Engine Block, Aluminum, 6-Bolt Mains, 4.125 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, LS, Each

Part Number: EDL-54903U

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Main Bolts, High Performance Series, 2-Bolt Main, Chevy, Big Block, Kit

Part Number: ARP-135-5002

5.0 out of 5 stars ( 16 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Freeze Plugs, Brass/Steel, Chevy, GM LS Engine, Kit

Part Number: MEL-MPE-900BR-GP

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Main Bolts, 6-Bolt Main, Inner Bolts, Chevy, 4.8, 5.3, 5.7, 6.0L, Each

Part Number: NAL-12560272

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Main Studs, 2-Bolt Main, Dual or Rear Sump Oil Pan, Ford, 351W, Kit

Part Number: ARP-154-5409

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Engine Blocks, Bare, 7.3L Godzilla, OEM Engine Block Style, Cast Iron, 4.220 in. Cylinder Bore Diameter, Ford 7X V8 Main Journal Type, Ford, Each

Part Number: FMS-M-6010-SD73

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Freight Charge

Engines, Bare Block, Cast Iron, Merlin IV BBC, 10.200 in. Deck, 4.595 in. Bore, Splayed Billet Caps, Standard Cam Bearings and Lifters, Each

Part Number: WRL-095112

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 16, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Cylinder Head Dowel Pins, Split-type, Chevy, Small Block LS, Set of 4

Part Number: AAF-ALL87024

4.95 out of 5 stars ( 22 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Bellhousing Dowel Pins, .500 in. Diameter, .014 in. Offset, Ford, Mopar, Lincoln, Mercury, Pair

Part Number: SUM-192007

3.75 out of 5 stars ( 12 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Main Studs, 4-Bolt Main, Ford, 4.6/5.4L, 2V/3V/4V Without Windage Tray, Kit

Part Number: ARP-156-5802

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Oil Cooler Bypass Block-Off Plate, Billet Aluminum, Clear Anodized, With Single 90* 1/8 in. NPT Ports, Chevy, LS, Each

Part Number: SUM-121028

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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

Part Number: ARP-155-5404

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Bellhousing Dowel Pins, 0.625 in. Diameter, 1.875 in. Length, Chevrolet, Pair

Part Number: ICB-551334

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Bellhousing Dowel Pins, .625 in. Diameter, .007 in. Offset, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: SUM-192005

4.1 out of 5 stars ( 20 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Engine Expansion Plugs, Freeze Plugs, Brass, Chevy, Big Block, Kit

Part Number: MEL-MPE-102BR

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Mockup Block, Chevrolet Big Block, Mark IV, 9.8 Long Block, Steel, Includes bolts, Each

Part Number: SUM-774008

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Seal Adapter, Billet Aluminum, 1 to 2-Piece Style, Chevy, Small Block Gen I, Kit

Part Number: AAF-ALL26126

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Main Studs, 4-Bolt Main, For Windage Trays, Chevy, Big Block, Kit

Part Number: ARP-235-5701

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Main Cap Girdle, Steel, Black Oxide, Ford, 429/460, Kit

Part Number: CTR-21-066

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Main Studs, 2-Bolt Main, Chevy, Big Block, Kit

Part Number: ARP-135-5402

5.0 out of 5 stars ( 15 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Engine Block, Cast Iron, Nodular Iron Splayed 4-Bolt Mains, 4.495 in. Bore, 2-Piece Seal, 10.200 in. Deck, Chevy, Big Block, Each

Part Number: WRL-091111

Not Yet Reviewed

Estimated Ship Date: Mar 17, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Main Studs, 2-Bolt Main, Mopar, Small, Big Block, B, LA, RB, Kit

Part Number: ARP-140-5401

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Main Studs, 2-Bolt Main, Ford, 4.6L, SOHC, Kit

Part Number: ARP-156-5401

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping