CHEVROLET Engine Blocks & Accessories

Main Bolts, OE Replacement, GM, Set of 10

Part Number: RNB-45691

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Main Cap, Rear, Merlin III/IV, 4-Bolt, 454 Mains, Ductile Iron, Chevrolet, Big Block, Each

Part Number: WRL-WP1703365R

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Engine Valley Cover, Trussed, Billet Aluminum, Black, Hardware Included, Chevy, Each

Part Number: TSN-81043BK

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Estimated Ship Date: Dec 9, 2025 if ordered today

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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

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Alignment Dowel, Engine Timing Cover Alignment Dowel, PIN,O/PMP LOC

Part Number: ADO-90351709

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Freeze Plug Kits Bagged- Steel

Part Number: MEL-MPE-103R

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Main Studs, 8740 Chromoly, 200,000 Psi Tensile Strength, 4-Bolt Main, Chevy, Big Block, Kit

Part Number: PQX-1045442

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Estimated Ship Date: Nov 21, 2025 if ordered today

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Main Bolt, 4-Bolt Main, Standard Hex Head, 1/2 in. Thread, 3.750 in. UHL, Each

Part Number: DRT-66733750

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Estimated Ship Date: Nov 20, 2025 if ordered today

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

Part Number: MIL-81135

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Engine Expansion Plug Kit, Stock Replace

Part Number: MEL-MPE-844R

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Estimated Ship Date: Nov 4, 2025 if ordered today

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EX.PLUG-BRASS-DEEP CUP-1-5/8

Part Number: MAH-2198041

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Engine Expansion Plug, Steel, AMC, Buick, Cadillac, Chevy, Ford, GMC, Jeep, Mercury, Oldsmobile, Each

Part Number: RNB-555-028-1

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Engine Cylinder Head Dowel Pin, Engine Cylinder Head Dowel Pin, PIN-CYL HD DOWL

Part Number: ADO-14024244

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Engine Expansion Plug, Brass, 1.625 in. O.D., Each

Part Number: NAL-94673017

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Estimated Ship Date: Feb 4, 2026 if ordered today

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

Part Number: EW1-350LRMSA

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Estimated Ship Date: Tomorrow if ordered today

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INSTALLATION KIT

Part Number: BRO-SKBLOCKBBCI

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Expansion Plugs, Rubber, Diameter 1.000 in., GM, Ford, Set of 5

Part Number: RNB-570-004

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Estimated Ship Date: Today

Main Cap, Ductile Iron, Front, Straight Outer Bolts, 2-Bolt, Large Journal, Chevy, Small Block, Each

Part Number: MIL-11153

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Freeze Plugs, Steel, 19/32 in. Diameter, 0.280 in. Height, AMC, Buick, Chevy, GMC, Oldsmobile, Pontiac

Part Number: RNB-555-009

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Freeze Plugs, Steel, 1.00 in. Diameter, 0.440 in. Height, Buick, Chevy, Oldsmobile, Pontiac, Jaguar, MG

Part Number: RNB-555-017

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Engine Expansion Plug, Water Jacket Hole Usage, Billet Aluminum, Chevy, Small Block LS, Each

Part Number: ATI-951650A

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Estimated Ship Date: Oct 27, 2025 if ordered today

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LIFTER VALLEY SCREEN KITS

Part Number: STF-67090

3.0 out of 5 stars ( 1 )

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Main Bolts, Pro Series, 4-Bolt Main, Chevy, 350, with 1/2 in. Straps, Kit

Part Number: ARP-234-5203

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Main Studs, 2-Bolt Main, Buick, Oldsmobile, Pontiac, 2.3, 2.4L, Quad 4, Kit

Part Number: ARP-281-5401

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 20, 2025 if ordered today

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Expansion Plugs, Steel, Diameter 1.580 in., Various, Each

Part Number: RNB-555-029

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Estimated Ship Date: Oct 28, 2025 if ordered today

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