CHEVROLET 5.3L/325 Engine Blocks & Accessories

Lifter Valley Plates, LS Valley, Billet Aluminum, Trussed with Oil Fill, Black Anodized, 10-Bolt Pattern, Chevy, LS, 5.7L, Each

Part Number: HLY-241-369

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Estimated Ship Date: Tomorrow

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

Part Number: ICB-551435

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Estimated Ship Date: Tomorrow

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: Tomorrow

Oil Cooler Block-Off Plate, Billet Aluminum, Clear Anodized, Chevy, LS, Each

Part Number: SUM-121025

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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

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Engine Expansion Plugs, Bare Block Plug Kit, Includes Plugs for Large and Small Coolant, Plug Core, and Oil Galley, Chevy, LS Kit

Part Number: BTC-BTRPLUGKIT

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Rear Main Seal Housing, Billet Aluminum, Natural, Chevy, Small Block LS, Each

Part Number: ICB-551727

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Estimated Ship Date: Tomorrow

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

Part Number: BTC-BTR60272

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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

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

Part Number: CCA-251

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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

Part Number: SUM-121029

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

Part Number: TSN-81045BK

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Rear Motor Cover Bolts, Hex Head, Stainless Steel, Polished, Washers, Chevy, 4.8L, 5.3L, 6.0L, Kit

Part Number: ARP-434-1503

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Estimated Ship Date: Tomorrow

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

Part Number: SUM-240065-SAT

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Rear Main Seal Cover Kit

Part Number: RNB-635-786

Not Yet Reviewed

Estimated Ship Date: Nov 3, 2025 if ordered today

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Engine Expansion, Plug Kit, Stock Replacement, Cylinder Head, 1.250 in. Diameter, Brass, Kit

Part Number: MEL-MPE-901BR

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Oil Cooler Block-Off Plate, Aluminum, Black Anodized, 1/8 in. NPT Port, Chevy, LS, Each

Part Number: PGP-PRP-4526

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DOWEL PIN, FOR LS BLOCK MAIN CAPS

Part Number: RHS-549201-1

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

Part Number: SUM-240065-POL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

SHORT MAIN CAP BOLT

Part Number: NAL-11548075

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Estimated Ship Date: Tomorrow

Engine Expansion Plugs, BTR Plug Core, 0.625 in. Diameter, 0.25 in. Thick

Part Number: BTC-BTR27693

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Estimated Ship Date: Tomorrow

Engine Expansion Plugs, BTR Small Coolant Plug, Zinc Plated

Part Number: BTC-BTR88949

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

AN Block Adapters, -12 AN Adapters, Clear Anodized, Chevy, LS, Kit

Part Number: PGP-PRP-6865

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Estimated Ship Date: Nov 3, 2025 if ordered today

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AN Block Adapters, -12 AN Adapters, Black Anodized, Chevy, LS, Kit

Part Number: PGP-PRP-6866

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Engine Valley Cover, Finned, Billet Aluminum, Polished, Hardware Included, Chevy, Each

Part Number: TSN-81045P

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Estimated Ship Date: Dec 15, 2025 if ordered today

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