CHEVROLET Chevy small block Gen III/IV (LS-based engines) Parts and Accessories

Pistons, Speed of Air, Dimpled, 4032 Forged, 4.075 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA552-075K2

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Pistons, Speed of Air, Dimpled, 4032 Forged, 4.080 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, 6.2L, Kit

Part Number: UEM-XA552-080K2

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Pistons, Speed of Air, Dimpled Piston, 4032 Forged, 4.000 in. Bore, 4.000 in. Stroke, 6.125 in. Rod, +4.00cc Flat Top, Piston Rings, Chevy, 6.0L, Kit

Part Number: UEM-XA552-STDK2

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Estimated Ship Date: Oct 13, 2025 if ordered today

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PRO STREET ASSEMBLY CHEV LS2

Part Number: ESP-627324040

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Driveshaft

Part Number: DSS-GMCA11-C

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Estimated Ship Date: Oct 20, 2025 if ordered today

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Cylinder Head, Pro 1 LS, Aluminum, Assembled, 68cc Chamber, 280cc Intake Runner, Chevy, LSX, Beehive Springs

Part Number: DRT-11030152

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Cylinder Head, Pro 1 LS, Aluminum, Bare, 68cc Chamber, 280cc Intake Runner, Chevy, LSX, Dual Springs, Each

Part Number: DRT-11030153

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Cylinder Head, Pro 1 LS, Bare, Aluminum, Rectangle Port, Chevy, Each

Part Number: DRT-11061080

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Cylinder Head, Pro 1 LS, Bare, Aluminum, Rectangle Port, Jesel Rocker Arms, Chevrolet, Each

Part Number: DRT-11061080J

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Cylinder Head, Pro 1 LS, Aluminum, Bare, 68cc Chamber, 250cc Intake Runner, Chevy, 5.7L LS1, 6.0L LS1, Each

Part Number: DRT-11071040

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Cylinder Head, Pro 1 LS, Aluminum, Assembled, 68cc Chamber, 250cc Intake Runner, Chevy, 5.7L LS1, 6.0L LS1, Each

Part Number: DRT-11071142

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Intake Manifold, Pro 1, 12 Degree, Rectangle Port, 9.240 Deck Height, GM, LS Engines, Each

Part Number: DRT-45311020

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Intake Manifold, Pro 1, 12 Degree, Rectangle Port, with Injection Ports, 9.240 Deck Height, GM, LS Engines, Each

Part Number: DRT-45311021

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Estimated Ship Date: Nov 20, 2025 if ordered today

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CRANKSHAFT

Part Number: DRT-934640006125

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Estimated Ship Date: Dec 16, 2025 if ordered today

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Engine Management System, MegaSquirt MS3Pro EVO, Plug and Play Engine Harness, GM, LS, 24x Reluctor, EV6 Injectors, Kit

Part Number: DIY-S0023

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Engine Management System, MegaSquirt MS3Pro EVO, Plug and Play Engine Harness, GM, LS, 58x Reluctor, EV1 Injectors, Kit

Part Number: DIY-S0024

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Engine Management System, MegaSquirt MS3Pro Ultimate, Plug and Play Engine Harness, GM, LS, 24x Reluctor, EV1 Injectors, Kit

Part Number: DIY-S0026

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Engine Management System, MegaSquirt MS3Pro Ultimate, Plug and Play Engine Harness, GM, LS, 58x Reluctor, EV1 Injectors, Kit

Part Number: DIY-S0028

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Engine Management System, MegaSquirt MS3Pro Ultimate, Plug and Play Engine Harness, GM, LS, 24x Reluctor, Multec Injectors, Kit

Part Number: DIY-VU-LS24XM

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Estimated Ship Date: Oct 28, 2025 if ordered today

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Connecting Rod, Ultra, Forged 4340 Steel, I-Beam, Cap Screw, ARP L19, Bushed, 6.350 in. Length, Chevy, Small Block, LS, Set of 8

Part Number: CPI-U17178

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Radiators, LSX Modified Radiator Modules, Aluminum, Black, Transmission Cooler, 2-Row, Downflow, Dual Fan, 11 in. Fan, Chevy, Small Block LS, Kit

Part Number: DWR-32-6239016A

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Estimated Ship Date: Nov 12, 2025 if ordered today

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Cylinder Heads, BR Series, Aluminum, Bare, Chevy, Pontiac, LSX Engines, Pair

Part Number: BRO-1170000

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Estimated Ship Date: Nov 19, 2025 if ordered today

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Engine Rotating Assembly, 24-Tooth Reluctor Wheel, 4340 Forged Crank, Forged Pistons, I-Beam Rods, Chevrolet, LS Engine, Kit

Part Number: SCA-1-43702BI

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Estimated Ship Date: Dec 2, 2025 if ordered today

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Engine Rotating Assembly, 24-Tooth Reluctor Wheel, 4340 Forged Crank, Forged Pistons, I-Beam Rods, Chevrolet, LS Engine, Kit

Part Number: SCA-1-43704BI

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Engine Rotating Assembly, 58-Tooth Reluctor Wheel, 4340 Forged Crank, Forged Pistons, I-Beam Rods, Chevrolet, LS Engine, Kit

Part Number: SCA-1-43708BI

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Estimated Ship Date: Dec 2, 2025 if ordered today

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