6.2L LS3

Base Engine

Part Number: 881662

Power Up
HP
New 6.2L LS3 GM Marine Long Block Engine
Displacement 6162cc (376.0 CI)
Compression Ratio 10.7:1
Valve Configuration Overhead Valves (2 valves per cylinder)
Valve Lifters Hydraulic Roller
Firing Order 1 – 8 – 7 – 2 – 6 – 5 – 4 – 3
Bore x Stroke 103.25 x 92 mm
Fuel System Port Fuel Injection
Fuel Type Premium Fuel recommended, not required
Engine Orientation Longitudinal
Bore Center (mm) 111.76
Emission Controls Catalytic Converter, Three-Way Catalyst, Positive Crankcase Ventilation
Horsepower 418 hp (312 kW) @ 5400 rpm
Torque 424 lb-ft (575 Nm) @ 4600 rpm
Warranty
1 Year Limited (Commercial 90 day)