CHEVROLET Engine Blocks & Accessories

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: Monday 3/2/2026 if shipped by air

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: Monday 3/2/2026 if shipped by air

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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: Monday 3/2/2026 if shipped by air

Engine Expansion Plugs, BTR LS Engine Coolant Plug, Large Brass Coolant Plug

Part Number: BTC-BTR61663

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Engine Hardware Kit, Block Kit, Merlin IV, BBC, Kit

Part Number: WRL-PBMBKBBCIV

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Main Cap, Billet Steel, Front, Straight Outer Bolts, 2-Bolt, Chevy, Small Block, Each

Part Number: HRS-H350F

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Cylinder Head Pin, 0.3094 in. O.D., 0.563 in. Height, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-585927

4.22 out of 5 stars ( 9 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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

Part Number: LAK-15920

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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

Part Number: ARP-235-5601

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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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: Monday 3/2/2026 if shipped by air

Engine Expansion Plug, Brass, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Saab, Saturn, Each

Part Number: NAL-9427693

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Dowel Pin, Bellhousing Alignment, Chevy, Pontiac, Each

Part Number: DUR-AD-009-P

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Engine Block, LSX Bowtie, Bare, Cast Iron, 6-bolt Main Bolt Style, 9.240 in. Standard Deck, Chevrolet, Each

Part Number: NAL-19417352

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

GM DOWEL PINS

Part Number: ATI-958001

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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

Part Number: SUM-121027

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Main Cap Fastener, Bolt, 6-bolt Main Bolt Style, External Hex Head, Chevrolet, Small Block LS, Each

Part Number: BTC-BTR60272

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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

Part Number: PQX-1735003

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Main Cap, Billet Steel, 3-Center, Straight Outer Bolts, 4-Bolt, Chevy, Small Block, Each

Part Number: HRS-H350R-1

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Bellhousing Dowel Pin, 0.621 in. Diameter, 1.200 in. Length, Buick, Chevy, Oldsmobile, Pontiac, Each

Part Number: DRT-32901000

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Lifter Valley Cover, Finned, Aluminum, Polished, Chevy, LS, Each

Part Number: SUM-240065-POL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Main Cap Fastener, Bolt, 6-bolt Main Bolt Style, External Hex Head, Works with Windage Tray, Chevrolet, Small Block LS, Each

Part Number: BTC-BTR60273

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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: Monday 3/2/2026 if shipped by air

Engine Hardware, Cylinder Head Dowels, Woodruff Keys, Oil Pump Dowel, Cam Bolts, Chevy, 454, Kit

Part Number: DUR-FKC-3

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Freeze Plugs, Brass, Threaded, Chevy, Small Block LS, Kit

Part Number: MRG-61210G

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air