2004 Chevrolet Performance Engines & Components

Valve Cover Hole Plug, Plastic, Black, Cadillac, Chevy, GMC, Pontiac, Each

Part Number: NAL-12568011

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Engine Coolant Plug Fastener, Bolt, Internal Allen Head, 28mm x 1.25 Thread Size, Steel, Natural, Chevy, Small Block LS, Each

Part Number: NAL-12561663

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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

Part Number: NAL-19258707

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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

Part Number: NAL-11515768

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Harmonic Balancer, Elastomer, Steel, Black, 7.710 in. O.D., Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Saab, Each

Part Number: NAL-19300488

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• Free Shipping

Valve, Exhaust, Steel, Single Groove, Conventional Lock, 1.500 in. Diameter, 0.344 in. Stem, Buick, Cadillac, Chevy, GMC, Pontiac, 5.0, 5.7L, Each

Part Number: NAL-19435238

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Valve Cover, Cast Aluminum, Natural, Competition, Chevrolet Logo, Chevy, Small Block, LS, Each

Part Number: NAL-25534398

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

• Free Shipping

Head Bolt, 8mm, Hex, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Small Block Chevy, LS, Each

Part Number: NAL-12558840

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Connecting Rod Bolt, OE Style, Hex Head, 16mm Thread Length, Steel Construction, Natural Finish, Each

Part Number: NAL-11570825

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Bolt, LS Engine Coolant Plug Fastener, 6mm x 1.0 Thread, Hex, Steel, Chevrolet, Pontiac, Each

Part Number: NAL-11588714

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Thrust Bearing, Performance, Chevy, 4.8, 5.3, 5.7, 6.0, 6.2L

Part Number: NAL-89017572

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Oil Pump Fasteners, Oil Pan Pickup Bolt, M6 x 1.00, 20mm Length, LS1 Style, Fits GM LS and Vortec Truck Engines, Steel, Zinc Plated, Each

Part Number: NAL-11516521

Not Yet Reviewed

Estimated Ship Date: Tomorrow

BOLT-METRIC

Part Number: NAL-11515756

Not Yet Reviewed

Estimated Ship Date: Tomorrow

SEAL

Part Number: NAL-24504031

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Engine Expansion Plugs

Part Number: NAL-11609914

Not Yet Reviewed

Estimated Ship Date: Tomorrow

BELT

Part Number: NAL-12637204

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Special Order

Valve Spring Retainer, Replacement, OEM Style, Steel, Standard, 0.732 in. OD, 0.299 in. ID, 0.059 in. Thick, Buick, Cadillac, Chevy, GMC, Hummer, Each

Part Number: NAL-12575196

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Valve Lock, Stamped, Steel, Stock, 1-Groove, 11/32 in. Valve Stem, Chevy, Small Block, Each

Part Number: NAL-24503856

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

• Drop Ship
• Special Order

Valve, Exhaust, Stainless Steel, 1.500 in. Diameter, .344 in. Stem, Chevy, Each

Part Number: NAL-12550909

Not Yet Reviewed

RETAINER

Part Number: NAL-84109393

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Special Order

Cylinder Heads, LSX, Bare, Aluminum, 70cc Chamber, 270cc Intake Runner, D-port Exhaust, Angle Plugs, Chevy, LSX, Each

Part Number: NAL-19419194

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

SINGLE PISTON RING KIT

Part Number: NAL-97386951

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

BELT

Part Number: NAL-12593774

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Special Order

Engine Assembly, Long Block, Chevy, Small Block, 364, 6.0L, CNG Version, Chevy, GMC, Each

Part Number: NAL-19356406

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Core Charge $2,500.00
• Drop Ship
• Free Shipping
• Special Order

P/S BRACE BOLT

Part Number: NAL-11515764

Not Yet Reviewed

Estimated Ship Date: Jun 22, 2026 if ordered today

• Drop Ship
• Special Order