CHEVROLET Chevy small block Gen III/IV (LS-based engines) Engines & Components

Pro LS 4340 Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.125 rod, 12cc Dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L03012

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Pro LS 4340 Piston and Rod Kit, 370 Cid., 4.030 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.7:1 @ 65cc, 9.3:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3603012

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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

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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

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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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Cylinder Heads, E-Street, 15-Degree, for GM LS3, with 0.660 in. Lift, Aluminum, Assembled, Chevy, Pair

Part Number: EDL-77618

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.000 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: ESP-434640006100

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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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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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Valve Covers, Profile, Centerbolt Mounting, Billet Aluminum, Polished, Ribbed Top, Chevy, Small Block LS, Pair

Part Number: BSP-P95470

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Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.125 rod, 7cc dish, 9.7:1 @ 65cc, 9.4:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR36L9037

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Pro LS 4340 Piston and Rod Kit, 347 Cid., 3.903 bore, 3.622 stroke, 6.125 rod, 3cc dome, 11:1 @ 65cc, 10.6:1 @ 68cc, File-Fit Rings

Part Number: SUM-PR36L9033

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Pro LS 4340 Piston and Rod Kit, 377 Cid., 4.075 bore, 3.622 stroke, 6.125 rod, 12cc dish, 9.9:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L07512

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Pro LS 4340 Piston and Rod Kit, 377 Cid., 4.075 bore, 3.622 stroke, 6.125 rod, 2cc dome, 11.6:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0752

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Pro LS 4340 Piston and Rod Kit, 359 Cid., 3.780 bore, 4.000 stroke, 6.125 rod, 5cc dish, 10.9:1 @ 61cc, 10.4:1 @ 65cc, File-Fit Rings

Part Number: SUM-PR407805

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Cylinder Head, GenX® 225, CNC Competition Ported, Bare, 65cc CNC Chambers, GM LS2, Each

Part Number: TFS-3061B001-C02

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Valve Covers, Cast Aluminum, 409 Chevy Style for LS, 409 Decals, Breather Tube, 2.750 in Tall, Chrome Plated, Centerbolt, Gen 3/4, Chevy, Pair

Part Number: LSS-GMLS1004C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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Cylinder Head, GenX® 255, CNC Competition Ported, Assembled, 69cc CNC Chambers, 450 Lb. Springs, GM LSX, Each

Part Number: TFS-32610002-C01

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LS2K - 2000HP Rated - 2618 Material - Inboard Design - Coated Skirts - Includes H13 Pins and AP Rings

Part Number: DPP-21565-RS-8

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Estimated Ship Date: Dec 18, 2025 if ordered today

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Pistons, Rings, FX-Series, XR Wrist Pins, Forged, 22.00cc Dish, 4.070 in. Bore, Chevy LS, Set of 8

Part Number: DMS-K3-2924-4070

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Cylinder Head, GenX® 260, CNC Competition Ported, Assembled, 70cc CNC Chambers, 450 Lb. Springs, GM LSX, Each

Part Number: TFS-32710002-C01

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Valve Covers, 2.50 in. Tall, Centerbolt, Billet Aluminum, Natural, Moroso Logo, Includes Built-in Coil Mounts, Chevrolet, Small Block LS, Pair

Part Number: MOR-68476

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Crankshaft, 1-Piece Seal, Internal Balance, Forged 4340 Steel, 4.100 in. Stroke, Chevy, 5.7, 6.0L, Each

Part Number: MAN-190158

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Estimated Ship Date: Dec 29, 2025 if ordered today

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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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Pistons, Gas Nitrided Rings, Dished, 4.070 in. Bore, Chevy, Kit

Part Number: WIS-K445X7

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Estimated Ship Date: Dec 8, 2025 if ordered today

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