2004 Chevrolet Performance Engines & Components

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: Today

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: Today

Idler Pulley, Serpentine, Steel, Black, Cadillac, Chevrolet, Each

Part Number: NAL-12568996

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Estimated Ship Date: Today

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

Part Number: NAL-12558840

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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

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: Today

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Valve Spring, L76/L92 Style,.520 Max lift, Single Beehive, 1.290 in. o.d., 1.230 in. Coil Bind, 1.800 in. Installed Height, Each

Part Number: NAL-12706568

Not Yet Reviewed

Estimated Ship Date: Today

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: Today

BRACKET STEETING/GENERATOR

Part Number: NAL-12554030

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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

Part Number: NAL-11588714

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Estimated Ship Date: Today

TENSIONER

Part Number: NAL-12580196

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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Valve Lock, Replacement, 0.185 in. Stem Diameter, Stock Style Lock, 2-Groove, Steel, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Each

Part Number: NAL-90354648

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Bypass Valve, Oil Cooler line, Each

Part Number: NAL-25013759

Not Yet Reviewed

Estimated Ship Date: Today

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

Part Number: NAL-89017572

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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CAM BEARING EACH

Part Number: NAL-19260875

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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Valve Cover Grommet, PCV, Rubber, Chevy, Big Block, Each

Part Number: NAL-10198949

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 10, 2026 if ordered today

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BOLT-METR

Part Number: NAL-11515756

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Estimated Ship Date: Today

BELT

Part Number: NAL-12637204

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Estimated Ship Date: Mar 11, 2026 if ordered today

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SEAL

Part Number: NAL-24504031

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Estimated Ship Date: Today

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

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Estimated Ship Date: Today

DIPSTICK

Part Number: NAL-12610053

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Estimated Ship Date: Mar 11, 2026 if ordered today

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

Part Number: NAL-24503856

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Estimated Ship Date: Mar 11, 2026 if ordered today

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TENSIONER

Part Number: NAL-12609719

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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VALVE

Part Number: NAL-12694167

Not Yet Reviewed

Estimated Ship Date: Mar 11, 2026 if ordered today

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RETAINER

Part Number: NAL-10144059

Not Yet Reviewed

Estimated Ship Date: Mar 10, 2026 if ordered today

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