5.7L V-8, L31-INDUSTRIAL
GEN-IV SMALL-BLOCK POWERHOUSE
CYLINDERS: 8
FUEL TYPE: REGULAR UNLEADED GASOLINE (87 OCTANE), COMPRESSED NATURAL GAS (CNG) OR LIQUID PROPANE (LP)*
5.7L V-8, L31-Industrial Features & Specifications
GM Powered Solutions offers our 5.7L V-8 engine with its cast-iron block and cylinder head to help deliver excellent performance and durability. The Industrial version follows GM’s original robust truck performance and runs on regular unleaded gasoline. For alternative fuel options, a compressed natural gas (CNG) and a liquid propane (LP) version are available by one of GM Power Solution’s approved integrators.
Type:
5.7L V-8 Gen 1e Small Block
Displacement:
5736 CC (346ci)
Engine Orientation:
Longitudinal
Compression Ratio:
9.4:1
Valve Configuration:
Overhead Valves
Valves per Cylinder:
Two
Assembly Site:
Springfield, MO, of Globally Sourced Parts
Valve Lifters:
Hydraulic Roller
Firing Order:
1–8–4–3–6–5–7–2
Bore x Stroke:
101.6 x 88.39 mm
Fuel System:
None
Fuel Type:
Regular Unleaded Gasoline (87 Octane)
Horsepower:
Actual power levels may vary depending on OEM calibration and application.
Torque:
Actual power levels may vary depending on OEM calibration and application.
Shipping Weight:
432 lb. (196 kg)
Emissions Control:
Positive Crankcase Ventilation
Block:
Cast Iron GM232-M
Cylinder Head:
Cast Iron
Intake Manifold:
None
Exhaust Manifold:
None
Main Bearing Caps:
Cast Iron GM232-M
Crankshaft:
Forged Steel
Camshaft:
5150 Steel
Connecting Rod:
Forged Steel
*CNG/LP Conversion available by an approved integrator