Ohio Speed Shops OSS-19301326 LS 430HP Engine Package
Dyno Tested GM LS3 430HP Crate Engine with Engine Controller
Ohio Speed Shops exclusive LS3 430HP crate engine package is one of our most popular LS swap engines.
OSS-19301326 LS3 430HP Engine Package Includes:
Brand New GM LS3 Engine
Engine Controller Package with Air Cleaner and DBW Accelerator Pedal
Engine Dyno Break-in, Test and Tune and Performance Pull Dyno Results Sheet
GM F/Body LS Oil Pan (other oil pans installed upon request)
48 State Free Truck Freight Shipping
The LS3 is filled with components designed for high performance and longevity. The aluminum block is filled with a sturdy reciprocating assembly that combines with L92-type rectangular-port heads to deliver a 10.7:1 compression ratio. A high-lift, hydraulic roller camshaft complements the LS3’s tremendous airflow capability and enhances its broad torque curve. Out-of-the-crate Horsepower is 430, with an impressive 425 lb.-ft. torque.
Power: 430 HP @ 5900 RPM, 425 ft. lbs. of torque @ 4600 RPM
Displacement: 376 CID, 6.2L
Bore x Stroke: 4.065” x 3.622”
Compression Ratio: 10.7:1
Recommended Fuel: 92 Octane
Block: Cast Aluminum with 6 bolt cross bolted main caps
Crankshaft: Nodular Iron
Connecting Rods: Powdered Metal Steel
Pistons: Hypereutectic Aluminum
Camshaft: Steel Hydraulic Roller Tappet
Cam Lift: .551” Intake / .522” exhaust
Cam Duration @ .050”: 204 deg. Intake / 211 deg. Exhaust
Lobe Separation: N/A
Cylinder Heads: Aluminum L92/LS3 style ports
Combustion Chamber: 68cc
Valves: 2.165” Intake/ 1.590” Exhaust
Rocker Arms: Cast Roller Trunnion, 1.7:1 Ratio
Maximum GM Recommended RPM: 6600
GM Recommended Torque Converter Stall 2400-2800
Engine Control ECU and Harness Package Features:
The Gen IV M-90 DBW Engine Control Package is designed to be a budget friendly solution for GM Gen IV applications that utilize drive by wire throttles. All calibration is developed in house on our engine dyno test station.
The most advanced ECM: Marine grade, fully sequential, CAN network gauges compatible, embedded wide band knock sensors, full diagnostic & data logging capability.
The highest quality harness: Weatherproof connectors, sonic welds, wire braid w/self vulcanized tape & wire ties.
The simplest wiring installation: The ECM mounts anywhere & the harness is truly Plug N’ Play (NO wire hacking, NOTHING to figure out & the harness plugs in only one way). All you need is power, ground & 60 PSI of fuel pressure and you’re good to go! Detailed, easy to follow instructions are included.
The easiest to tune: Pre calibrated, dyno tuned & READY TO RUN but is laptop programmable for any future performance modification that may require custom tuning.
The most features: Includes main harness & all necessary sensors, relays, circuits & integrated fuse box w/on-board spare fuses PLUS fuel pump control & circuit, A/C compressor controls, electric fan controls & circuit, starter circuit, Delphi MAP/IAT harness & 8 layer washable performance air filter w/IAT sensor, GM Foot pedal and Mast USB Cable and Software.