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

Main Bearings, MA-Series, Bi Metal, Standard Size, Chevy, 4.8, 5.3, 5,7, 6.0L, Set of 5

Part Number: SLP-7298MA

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Monday 7/21/2025

Rod Bearing, H Series, .001 in Crankshaft Undersize, TM-77, Chevy, Small Block, Each

Part Number: CLE-CB663HN1

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 7/21/2025

Pro LS Piston and Rod Kit, 364 Cid., 4.000 bore, 3.622 stroke, 6.125 rod, 2cc Flat Top, 10.7:1 @ 65cc, 10.4:1 @ 70cc, File-Fit Rings

Part Number: SUM-PR36L0002

Not Yet Reviewed

Estimated Ship Date: Monday 7/21/2025

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

Part Number: MEL-MR1341

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 7/21/2025

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 7/21/2025

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Stands, Rocker Arms, Chevy, LS, Kit

Part Number: NAL-12600936

4.93 out of 5 stars ( 14 )

Estimated Ship Date: Monday 7/21/2025

Main Bearings, SI-Series, 1/2 Groove, Standard Size, Bi-metal, Silicon Aluminum, Chevy, 4.8, 5.3L, Set of 5

Part Number: KGB-MB5293SI

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 7/21/2025

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 7/21/2025

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Cylinder Head Studs, Pro Series, 12-point, Custom Age 625, Black Oxide, 11mm Thread Size, Washers, Chevy, Kit

Part Number: ARP-234-4314

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/21/2025

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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 7/21/2025

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Crankshaft, Remanufactured, Nodular Iron, 3.622 in. Stroke, 0.010 Undersize Bearing Required, 24-Tooth Reluctor, Chevy, LS, Each

Part Number: SUM-180362

3.42 out of 5 stars ( 12 )

Estimated Ship Date: Monday 7/21/2025

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Harmonic Balancer, Crank Pulley, 25 Percent Underdrive, SFI, Internal Balance, Short Spacing, 5.7, 6.0, 6.2L, Each

Part Number: SUM-C2503

4.88 out of 5 stars ( 17 )

Estimated Ship Date: Monday 7/21/2025

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Piston Rings, Plasma-moly, 4.065 in. Bore, 1.5mm, 1.5mm, 2.5mm Thickness, 8-Cylinder, Set

Part Number: MAH-42082CP

Not Yet Reviewed

Estimated Ship Date: Monday 7/21/2025

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Oil Galley Barbell Plug, OEM-Style, Billet Aluminum, Viton® O-Rings, Chevy, LS, Each

Part Number: IRP-EGM-501

5.0 out of 5 stars ( 16 )

Estimated Ship Date: Monday 7/21/2025

Variable Valve Timing Delete Combo, 3-bolt, Cam Sprocket, Timing Cover, Chevy, LS, Kit

Part Number: TFS-30678505

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Monday 7/21/2025

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Oil Pan, Steel, Black Powdercoated, 7 qt., Chevy, LS Engine, Each

Part Number: MOR-20142

4.59 out of 5 stars ( 17 )

Estimated Ship Date: Monday 7/21/2025

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Pistons, Forged Aluminum, Flat, 3.780 in. Bore, 1.304 in. Compression Height, 0.927 in. Pin, Chevy, LS, Set of 8

Part Number: SUM-17401C

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/21/2025

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Valve Springs, Beehive, Single, 1.307 in. O.D., 1.800 in. Installed height, 340 lbs./in. Rate, 1.100 in. Coil Bind Height, Set of 16

Part Number: RSC-PAC-1219-16

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/21/2025

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Valve Covers, Aluminum LS, Centerbolt, Tall, Plain, Cast Aluminum, Black Powdercoat, Textured, Chevy, LS, 4.8-7.0L, Pair

Part Number: HLY-241-112

4.53 out of 5 stars ( 17 )

Estimated Ship Date: Monday 7/21/2025

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Summit Chevy LS 4340 Forged Steel Crankshaft, 3.622 stroke, 58X Reluctor, Gun-drilled and Lightened, Nitride Hardened, Narrowed Rod Bearings Req.

Part Number: SUM-180LS362258

Not Yet Reviewed

Estimated Ship Date: Monday 7/21/2025

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Rod Bearings, XP-Series, Tri-Metal, Coated, Standard Size, Narrowed, Large Journal, Chevy, Small Block, LS, Set of 8

Part Number: KGB-CR807XPNC

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/21/2025

Pro LS 4340 Rotating Assembly, 408 Cid., 4.030 bore, 4.000 stroke, 58x, 6.125 rod, 8cc dish, 11.1:1 @ 65cc, 10.6:1 @ 70cc, File-Fit Rings, H Bearings

Part Number: SUM-R58400308

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/21/2025

Connecting Rod Bolts, Pro Series, 2000 Alloy, Chevy, LS, Kit

Part Number: ARP-234-6301

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Monday 7/21/2025

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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 7/21/2025

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Cylinder Head Studs, Pro Series, 12-Point Head, Chevy, LSX, Kit

Part Number: ARP-234-4319

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 7/21/2025

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