2004 CHEVROLET Engines & Components

Summit Chevy LS 4340 Forged Steel Crankshaft, 3.622 stroke, 24X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS362224

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Pro LS Piston and Rod Kit, 365 Cid., 4.005 bore, 3.622 stroke, 6.098 rod, 2cc Flat Top, 10.8:1 @ 65cc, 10.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR360052

5.0 out of 5 stars ( 2 )

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Cylinder Head, Freedom Series Duramax, Cupless Injectors Bore, Driver side , 6.6L, LB7, Chevy, GMC, Each

Part Number: FLE-S0401

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Pro LS 4340 Piston and Rod Kit, 346 Cid., 3.898 bore, 3.622 stroke, 6.098 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR368983

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Pulleys, Chevy LS Series, Serpentine, Performance Ratio, Billet Aluminum, Black, Water Pump, Alternator, With Power Steering, No Air Conditioning, Kit

Part Number: MCH-20085-08

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Cylinder Head, Freedom Series Duramax, Cupless Injectors Bore, Passenger side , 6.6L, LB7, Chevy, GMC, Each

Part Number: FLE-S0402

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Pro LS Piston and Rod Kit, 330 Cid., 3.810 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L8107

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Pro LS 4340 Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L00012

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Valve Covers, Cast Aluminum, Big Block Chevy Style for LS, Tonawanda Decals, Oil Filler, Breather Tube, Centerbolt, 2 in. Tall, Chrome, Chevy, Pair

Part Number: LSS-GMLS1003C

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Pro LS 4340 Piston and Rod Kit, 365 Cid., 4.005 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3600512

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Camshaft Kits, Thumpr LS Master Camshaft Packages, Hydraulic Roller Tappet, 280 Int./299 Exh. Advertised Duration, Chevrolet, 4.8L, 5.3L, 6.0L, Kit

Part Number: CCA-MK54-702-11

4.0 out of 5 stars ( 2 )

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.622 in. Stroke, Chevy, LS, Each

Part Number: ESP-434736226100

1.0 out of 5 stars ( 1 )

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Cam and Lifters, Hydraulic Roller Tappet, Advertised Duration 265/271, Lift .522/.529, Chevy, LS, Kit

Part Number: CCA-K54-412-11

4.0 out of 5 stars ( 1 )

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 3.622 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: ESP-434636226100

5.0 out of 5 stars ( 1 )

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Pulley Sets, Serpentine, LS Engine Swap Accessory Drive System, Without A/C, Chevy, V8, Kit

Part Number: HLY-20-143

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Estimated Ship Date: Feb 4, 2026 if ordered today

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Cylinder Head, 2004.5-2005 Factory LLY Duramax Cylinder Head (Passenger Side)

Part Number: FLE-FPE6110002P

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Estimated Ship Date: Feb 25, 2026 if ordered today

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Assembled LS Chevy Aluminum Cylinder Head, As Cast, 259CC, 69CC Combustion Chamber, Standard Head Bolts, LS3

Part Number: MLL-PS8015

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Camshaft Kits, Thumpr LS Master Camshaft Packages, Hydraulic Roller Tappet, 272 Int./291 Exh. Advertised Duration, Chevrolet, 4.8L, 5.3L, 6.0L, Kit

Part Number: CCA-MK54-700-11

3.8 out of 5 stars ( 5 )

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Accessory Drive Systems, LS Engine Swap, Serpentine Style, Alternator, Power Steering, Pullies, 6-groove, Natural Finish, Chevy, LS, 4.8-7.0L, Kit

Part Number: HLY-20-156

3.0 out of 5 stars ( 2 )

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Pro LS 4340 Piston and Rod Kit, 365 Cid., 4.005 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L00512

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Cylinder Head, Assembled, Cast Iron, OEM, Chevrolet, Duramax Diesel, V8, LB7, Each

Part Number: PPE-110100101

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Pro LS Piston and Rod Kit, 330 Cid., 3.810 bore, Standard 3.622 stroke, 6.098 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR368107

5.0 out of 5 stars ( 1 )

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Pro LS Piston and Rod Kit, 326 Cid., 3.785 bore, Standard 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 61cc, 9.3:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L7857

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Pro LS Piston and Rod Kit, 325 Cid, 3.780 bore, Standard 3.622 stroke, 6.125 rod, 2cc dome, 10.9:1 @ 61cc, 10.3:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L7802

5.0 out of 5 stars ( 1 )

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Pro LS Piston and Rod Kit, 332 Cid., 3.820 bore, Standard 3.622 stroke, 6.125 rod, 2cc dome, 11:1 @ 61cc, 10.5:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR36L8202

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