CHEVROLET Engine Blocks & Accessories

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

Part Number: ARP-134-5401

5.0 out of 5 stars ( 17 )

Estimated Ship Date: Today

Oil Galley Plug, Aluminum, Chevy, LS, Each

Part Number: MOR-25030

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Freeze Plugs, Brass, Chevy, Big Block, 396-454, Kit

Part Number: SUM-G1582

4.87 out of 5 stars ( 15 )

Estimated Ship Date: Today

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

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Estimated Ship Date: Today

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Main Bolts, High Performance Series, 2-Bolt Main, Large Journal, Chevy, Small Block, Kit

Part Number: ARP-134-5001

4.86 out of 5 stars ( 35 )

Estimated Ship Date: Today

Oil Cooler Block-Off Plate, Aluminum, Natural, GM, LS, Each

Part Number: ICB-551621

4.74 out of 5 stars ( 39 )

Estimated Ship Date: Today

Main Bolts, Outer Bolts, With Windage Tray, Chevy, LS, Each

Part Number: NAL-12560273

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Main Bolts, 6-bolt Style, External Hex, Chevy, LS, Kit

Part Number: CMB-08-0064

4.1 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Adapter, Oil Cooler, Billet Aluminum, Thermostat, Black Anodized, GM, LS, Each

Part Number: DER-35621

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Main Cap Fasteners, Main Cap Girdle Stud Kits, 6-bolt, Stud Style, 12-Point Head, Nuts, Chevy LS, Kit

Part Number: PQX-1000098

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Engines, Bare Block, Cast Iron, Merlin IV BBC, 9.800 in. Deck Height, 4.495 in. Bore, Splayed Billet Main Caps, Standard Cam and Lifter bores, Each

Part Number: WRL-095010

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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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: Today

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

Part Number: SUM-774008

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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: Today

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: Today

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: Today

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: Today

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: Today

Engine Block, Cast Iron, Nodular Iron 4-Bolt Mains, 4.500 in. Bore, 1-Piece Seal, 9.800 in. Deck, Chevy, Big Block, Each

Part Number: WRL-091105

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 27, 2026 if ordered today

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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: Today

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: Today

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: Today

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: Feb 25, 2026 if ordered today

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Main Caps, Billet Steel, 3-Center, Straight Outer Bolts, 4-Bolt, Chevy, Small Block, Set of 3

Part Number: HRS-H350R

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Oil Galley Plug, Nylon, White, Chevrolet, Small Block Gen III/IV, LS, Each

Part Number: MEL-MOGP-100

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today