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

Cylinder Head, GenX® 260, CNC Comp Port, Assembled, 70cc CNC Chamber, 450 Lb. Springs, Ti Retain, GM LSX, Each

Part Number: TFS-3271T002-C01

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 10, 2025 if ordered today

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Pistons, Hypereutectic, Dish, 3.809 in. Bore, Chevy, GMC, Set of 8

Part Number: SLP-H856CP75MM

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Estimated Ship Date: Aug 14, 2025 if ordered today

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Main Bearings, 1/2 Groove, .001 in. Crankshaft Undersize, Alecular Silicon, Chevy, Small Block, LS, Set of 5

Part Number: KGB-MB5013HP001

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Estimated Ship Date: Monday 7/28/2025

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Engine Cover

Part Number: RFC-10165003

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Estimated Ship Date: Monday 7/28/2025

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Pistons, Rings, FHR Coated, Forged 4032 Aluminum, Flat Top with Two Reliefs, 4.080 in. Bore, 0.927 in. Wrist Pin, GM, LS, 6.0/6.2L, Set

Part Number: UEM-S00205

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

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Alternator Bracket, Upper/Lower Bracket, Billet Aluminum, Natural, Cylinder Head Mount, Driver Side High Mount, Chevy, LS, Kit

Part Number: ICB-551566-2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

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Oil Pump Pickup, Bolt-In, Road Race Pan Style, Chevy, LS, Each

Part Number: MOR-24172

Not Yet Reviewed

Estimated Ship Date: Monday 7/28/2025

Cylinder Head, GenX® 255, CNC Competition Ported, Assembled, 69cc CNC Chambers, 370 Lb. Springs, GM LSX, Each

Part Number: TFS-32610001-C01

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Estimated Ship Date: Monday 7/28/2025

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Timing Gear, Timing Sprocket, Steel Crank Gear, for Single Roller Chains, Chevrolet, Small Block LS, Each

Part Number: BTC-BTR56582

Not Yet Reviewed

Estimated Ship Date: Monday 7/28/2025

Cylinder Head, GenX® 205, Competition Ported, Assembled, 58cc CNC Chamber, Titanium Retain, GM LS Vortec, Each

Part Number: TFS-3051T001-C00

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Estimated Ship Date: Oct 23, 2025 if ordered today

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Idler Pulleys, Serpentine, Aluminum, Natural, for Use with 8-rib Belts, 3.50 in. Diameter, Chevrolet, Small Block LS, Each

Part Number: INW-972

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Aug 11, 2025 if ordered today

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Cam Bearings, Alecular Silicon, Chevy LS, Dart LS Next Block, Kit

Part Number: KGB-CS5172HP

Not Yet Reviewed

Estimated Ship Date: Monday 7/28/2025

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Harmonic Balancer, Super Damper, Internal Balance, Aluminum, Black, Chevy, LS with 1.483 in. Snout, Each

Part Number: ATI-917213

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Estimated Ship Date: Aug 11, 2025 if ordered today

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Pistons, FX-Series, Forged, 5.00cc Flat, 4.165 in. Bore, Chevy LS, Set of 8

Part Number: DMS-2-2940-4165

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Estimated Ship Date: Aug 18, 2025 if ordered today

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Rocker Arms, PQx Platinum Series Shaft-Mount, Full Roller, Aluminum, Black Anodized, 1.7 Ratio, Chevy, Kit

Part Number: PQX-3536431

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 7/28/2025

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Piston Rings, Moly, 96.75mm Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-937K75MM

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jul 31, 2025 if ordered today

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Idler Pulley, Smooth, Black Powdercoated, Each

Part Number: CEL-49006

3.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 7/28/2025

Idler Pulleys, Serpentine, Aluminum, for Use with 8-rib Belts, 3.50 in. Diameter, for Use with GM LS Truck Brackets and Accessory Drive, Chevy, Each

Part Number: INW-971

Not Yet Reviewed

Estimated Ship Date: Monday 7/28/2025

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Rod Bearings, HP-Series, .011 in. Crankshaft Undersize, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807HPN011

Not Yet Reviewed

Estimated Ship Date: Monday 7/28/2025

Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.030 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 3.0mm, Includes Ring Set for One Piston, Each

Part Number: HSN-2M4860S030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/28/2025

Connecting Rods, Forged 4340, H-Beam, 12-Point, Cap Screw Bolts, 6.125 in. Length, Chevy, Small Block, Set of 8

Part Number: SCA-6612521

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 7/28/2025

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Engine 376 c.i. GM LS Style Proseries Iron Block, Fabbed Alum Intake, E Controls, BPE Pulley Kit

Part Number: MLL-S0011

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Estimated Ship Date: Sep 23, 2025 if ordered today

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Camshaft, Hydraulic Roller Tappet, Advertised Duration 281/284, Lift .578/.587, Chevy, Small Block LS, Each

Part Number: HRS-190325-12

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 18, 2025 if ordered today

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Piston Rings, Steel Series Performance, Plasma-moly, 3.780 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-SM8531

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 7/28/2025

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Rod Bearings, Direct Replacement, 0.030 in. Crankshaft Undersize, Bi Metal, Chevy, Small Block, Set of 8

Part Number: SUM-171030

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 7/28/2025