5.7L

Base Engine

Part Number: 881571

Counter Rotation: 881575

Power Up
HP
New 5.7L GM Marine Long Block Engine

 

Displacement 350 cid (5736 CC) / 5.7L
Cylinder Head Cast Iron
Cylinders 90 Degree 8-Cylinder
Engine Orientation Longitudinal
Compression Ratio 9.4:1
Valve Configuration Overhead Valves (2 valves per cylinder)
Valve Lifters Hydraulic Roller
Firing Order 1 – 8 – 4 – 3 – 6 – 5 – 7 – 2
Bore x Stroke 4.00" x 3.48" (101.60 x 88.39 mm)
Ignition Not Included
Horsepower 325 hp (161 kW) @ 4000 rpm / 196 hp (146 kW) @ 4000 rpm (CNG)
Flywheel Diameter 14" (Ring Gear Towards Engine)
Torque 308 lb-ft (418 Nm) @ 1400 rpm (LP) / 283 lb-ft (384 Nm) @ 1600 rpm (CNG)
Oil Pan Capacity 5.5 Quarts (with filter)
Emission Controls Positive Crankcase Ventilation
Block Cast Iron GM232-M
Main Bearing Caps Cast iron GM232-M
Crankshaft Nodular Iron
Camshaft 5150 Steel Billet
Connecting Rods Forged - SAE 1141
Warranty 1 Year Limited (Commercial 90 day)