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

Pro LS 4340 Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.098 rod, 12cc dish, 9.6:1 @ 65cc, 9.2:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR3600012

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

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Pro LS 2618 Forged Pistons. 3.780 bore, 1.326 C.H., 2cc dome, Std. Stroke, .945 pin Press or Float, NA/Boost/Nitrous, Coated, 4.8L 5.3L Vortec Truck

Part Number: SUM-326945780-2P

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Estimated Ship Date: Monday 11/10/2025

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Lifters, Hydraulic Roller, 0.842 in. O.D., Buick, Chevrolet, Pontiac, Set of 16

Part Number: CXM-J-2110R

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

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Engine Oil Dipstick, Midnight Series Anchor-Tight Locking Flexible, Passenger Side, Billet Aluminum, Black Anodized, Chevy, SB, LS, Car, Each

Part Number: LOK-X1220227

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

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Camshaft Kit, Pro LS Vortec Truck Swap, Hydraulic Roller Tappet, Advertised Duration 278/287, Lift .600/.600, Chevy GM, LS/LSX, Gen III/IV, Kit

Part Number: SUM-8720-1

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

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Pro LS Crank and Rods, Forged 4340 Steel Crank, 4 in. Stroke, Forged 4340 Steel H-Beam Rods, 6.125 in. Rod Length, Chevy, LS, Kit

Part Number: SUM-CR4024125

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 58x, 6.125 rod, 20cc dish, 9.8:1 @ 65cc, 9.4:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R584003020

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Estimated Ship Date: Monday 11/10/2025

Piston Rings, Moly, 96.012mm Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-937K

4.56 out of 5 stars ( 18 )

Estimated Ship Date: Monday 11/10/2025

Rocker Arm, Standard Replacement, Steel, Chevrolet, LS, Each

Part Number: MEL-MR1341

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

Pistons, Forged Aluminum, Flat, 4.020 in. Bore, 1.304 in. Compression Height, 0.927 in. Pin, Chevy, LS, Set of 8

Part Number: SUM-17407C-20

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

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Crankshafts, Magnum, 4340 Steel, 4.00 in. Stroke, Internal Balance, 58X Reluctor, 1-Piece Main, 2.10 in. Diameter Journal, Lightened, Chevy, LS, Each

Part Number: CPI-APO31V-MG

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Estimated Ship Date: Monday 11/10/2025

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Valve Covers, Aluminum LS, Center and Perimeter Bolt, Tall, Chevy Logo, Cast Aluminum, Polished, Two-Piece, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-176

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 11/10/2025

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Stage 3 Pro LS Turbo Cam. 232/234 115.5 + 5.5, .600/.575 Lift, 4.8, 5.3, 5.7, 6.0, 6.2, 7.0, Vortec Truck LS1 LS2 LS6 LS3 LS7 LS9 LQ4 LQ9 LM7, Each

Part Number: SUM-8716R1

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

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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 )

Estimated Ship Date: Monday 11/10/2025

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Oil Catch Can, CCS, 7 oz., Oil Separator, Recirculating, Aluminum, Black, Round, Buick, Chevy, Cadillac, Pontiac, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, Kit

Part Number: IRP-CCS-GM-101

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

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Accessory Drive System, Without A/C, 100 amp Alternator, P/S Pump, Reservoir, Idler, Tensioner, Brackets, Belt, Hardware, Chevy, LS3/LS7, Kit

Part Number: NAL-19421445

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

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Harmonic Balancer, Internal Balance, Steel, Black, Chevy, Small Block, Each

Part Number: FLU-740121

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/10/2025

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Stage 3 Pro LS Cam - Extra Valve Clearance Version, 230/242 113+3, .625/.605 Lift, Excellent power and torque, 3-bolt, 5.3, 5.7, 6.0, 6.2, 7.0L

Part Number: SUM-8710R1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

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Pro LS 4340 Rotating Assembly, 415 Cid., 4.065 bore, 4.000 stroke, 24X, 6.125 rod, 6cc dish, 11.5:1 @ 65cc, 10.9:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R24400656

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

Pro LS Rotating Assembly, 330 Cid., 3.810 bore, Standard 3.622 stroke, 24X, 6.125 rod, 7cc dish, 9.8:1 @ 61cc, 9.4:1 @ 65cc, File-Fit Rings, H Bearing

Part Number: SUM-R2436L8107

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Lifters, Hydraulic Roller, 0.842 in. O.D., Chevy, LS7, Set of 16

Part Number: XPF-ZZ-Z7LFT-16

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Estimated Ship Date: Monday 11/10/2025

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Pro LS 4340 Rotating Assembly, 416 Cid., 4.070 bore, 4.000 stroke, 58x, 6.125 rod, 21cc dish, 9.9:1 @ 65cc, 9.5:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R584007021

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Cylinder Head, GenX® 255, CNC Comp Port, Assy, 69cc CNC Chamber, 450 lbs. Springs, Ti Retain, 6-Bolt, GM LSX, Each

Part Number: TFS-3261T004-C01

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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Engine block coolant and oil plug kit, Threaded Engine Block Oil/Coolant passage Plugs, Brass/Steel, Oil Plug and barbell, Chevy, GM LS GenIII/IV, Kit

Part Number: SUM-G1584

4.72 out of 5 stars ( 29 )

Estimated Ship Date: Monday 11/10/2025

Timing Chain and Gear Set, True Roller, Single Roller, BIllet Steel Sprockets, 3-Bolt, 4X Cam, Chevy, LS3, 6.2L, Set

Part Number: SUM-G6642

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

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