Chevrolet Performance Parts

Valve Covers, Stock Height, Cast Aluminum, Polished, Baffled, Chevy Logo, Centerbolt, Chevy, 5.0/5.7L, Pair

Part Number: NAL-12497978

4.25 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Engine Block, Cast Iron, 4-Bolt Mains, 4.494 in. Diameter Bore, 1-Piece Rear Main Seal, Chevy, Big Block, Each

Part Number: NAL-19212192

Not Yet Reviewed

Estimated Ship Date: Today

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Engine Oil Dipstick, Factory Replacement, Oil Pan Entry, Passenger Side, Yellow Handle, Chevy, Hummer, 5.3L LS

Part Number: NAL-12603506

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Torque Converter, 2400-2800 Stall, 6L80E, Mate to LS Engine, Extended pilot, Single Bolt Pattern 11.063, Each

Part Number: NAL-19431972

Not Yet Reviewed

Estimated Ship Date: Jan 27, 2026 if ordered today

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Pump to Engine Coupling, Chevy, Small Block, LT1/LT4, Each

Part Number: NAL-10128334

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Camshaft Position Actuator, GM, Oil Controlled Solenoid, Each

Part Number: NAL-12682000

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Valve Spring, Dual, 1.540 in. Outside Diameter, 1.800 in. Installed Height, Each

Part Number: NAL-88963934

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Estimated Ship Date: Today

Engine Coolant Bypass Seal, Coolant Crossover Component, O-ring, Rubber, Black, Chevy, Each

Part Number: NAL-12602541

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Engine Management System, LT4 Crate Engine, Controller, Sensors, Pedal, Harness, Fuse Box, Power Module, Chevrolet, LT4, Kit

Part Number: NAL-19419241

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Pushrods, Chromoly, Heat-Treated, 3/8 in. Diameter, 7.575 in. Length, Ball Ends, Each

Part Number: NAL-10227762

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Estimated Ship Date: Today

Valve Cover Breather, Round, Push-in, Steel, Chrome, Chevrolet Logo, Each

Part Number: NAL-12341989

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Oil Pump, High-Volume, Chevy, Small Block, Each

Part Number: NAL-14044872

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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CYLINDER HEADS

Part Number: NAL-19418911

Not Yet Reviewed

Estimated Ship Date: Jan 27, 2026 if ordered today

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Valve Cover Breather, Push-In, Round, Steel, Chrome, Plain, Each

Part Number: NAL-19131218

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Bolt, Steel, Black, 5/16 in.-24, 1.337 in. Length, U-Joint Strap, Each

Part Number: NAL-14018700

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Head Bolt, 11mm, Hex, Cadillac, Chevy, Small Block Chevy, LS, Each

Part Number: NAL-19258707

Not Yet Reviewed

Estimated Ship Date: Today

fuel rail and Coil Cover, Plastic, Black, Corvette Logo, Passenger Side, Chevrolet, Each

Part Number: NAL-19434984

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Estimated Ship Date: Today

Third Brake Light Assemblies, Stoplamp, Center, High Mounted, Plastic, Clear, Chevy, Each

Part Number: NAL-84776577

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Estimated Ship Date: Today

Bolt, Accessory Drive Component, Chevrolet, LS3/LS7, 10mm x 1.5, Each

Part Number: NAL-11515768

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Estimated Ship Date: Today

Crate Engine, L8P Rotating Assembly, 6.6L, 400cid, 523 HP, 10.8:1 Compression, Cast Iron Block, Aluminum Heads, Hydraulic Roller Cam, Chevy, GMC, Each

Part Number: NAL-19435523

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Estimated Ship Date: Jan 27, 2026 if ordered today

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• Mfr. Rebate

$750.00 Mail-In Rebate

Price after Manufacturer Rebate: $8,198.80

Rebate Expires: 10/31/2025

Get a $750 Rebate on this Chevrolet Performance Engine! Please visit https://www.gmpartsrebates.com/ ...Read More

Get up to $750 back after rebate on a select Chevrolet Performance Engines! Go to https://www.gmpartsrebates.com to redeem offer. Valid on purchases made between 8/1/25 and 10/31/25. Must be postmarked by 10/31/25. Allow up to 6-8 weeks for rebate processing. Available to customers with addresses in the US and US territories. Show Less

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GMPP HT383 CRATE ENG 323/444

Part Number: NAL-19433036

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 27, 2026 if ordered today

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Sensor, Flex Fuel, 3/8 in. Quick-connect Inlet/Outlet, Buick, Chevy, Each

Part Number: NAL-13577394

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Oil Pressure Relief Valve Deflector, Chevy, GMC, Pontiac, LS engines, Each

Part Number: NAL-12639759

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

Ignition Coil, Coil Pack Style, Black, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: NAL-12699382

Not Yet Reviewed

Estimated Ship Date: Today

Water Pump, Aluminum, Standard Rotation, Natural Finish, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Each

Part Number: NAL-12703898

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

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