KEM
Equipment, Inc.

800-304-0751
503-692-5012
503-692-1098 FAX

Locate a Service Dealer

Operations Manuals:
 Operations Manual |   Companion Installation Instructions

Engine Dimensions:
 Engine Dimensions

Observed Power Curves:
 Power Curve

Features

GM Powertrain takes its expertise in designing outstanding Vortec truck and SUV engines and leverages it to make sophisticated yet extremely durable marine engines. In addition, the well recognized Vortec brand name by itself has become a valuable selling tool for OEMs.

  • High flow cylinder head design with Swirl-Wing technology
  • Enhanced valvetrain with offset intake rocker arms to enable a more direct intake port
  • Returnless fuel injection with center feed stainless steel fuel rail
  • 103.25 mm bore block with structural improvements and nodular iron bearing caps
  • New sumped pistons with 9.1:1 compression ratio
  • 6.52 gms/sec. high flow injectors
  • 1.9L /rev Roots type four lobe rotor supercharger with 160 deg. rotor twist
  • Integrated single brick charge air cooler
  • Piston oil spray cooling
  • Forged steel crankshaft
  • Four active layer MLS head gasket
  • Stacked plate aluminum oil cooler

Specs

  • Type: 6.2L Gen-IV V8 Small Block
  • Displacement: 6162 cc (376.0 ci)
  • Compression Ratio: 9.1:1
  • Valve Configuration: Overhead Valves
  • Assembly Site: Silao, Mexico
  • Valve Lifters: Hydraulic Roller
  • Firing Order: 1-8-7-2-6-5-4-3
  • Bore x Stroke: 103.25 x 92 mm
  • Fuel System: Sequential Fuel Injection
  • Fuel Type: Premium Fuel Required
  • Engine Orientation: Longitudinal
  • Valves Per Cylinder: 2
  • Bore Center (mm): 111.76
  • Engine Mass: 777 lbs (352 kg)
  • Horsepower: 540 hp (403 kW) @ 5400 rpm (Preliminary/Estimated)
  • Torque: 540 lb-ft (732 Nm) @ 4000 rpm (Preliminary/Estimated)
    Actual power levels may vary depending on OEM calibration and application.
  • Fuel Shutoff: 5600 rpm
  • Materials:
    • Block: Cast Aluminum
    • Cylinder Head: A356-T6 Rotocast Cast Aluminum
    • Intake Manifold: Cast Aluminum
    • Exhaust Manifold: High Silicon/High Moly Cast Iron
    • Main Bearing Caps: Nodular Iron
    • Crankshaft: Forged Steel
    • Camshaft: Hollow Steel
    • Connecting Rods: Forged Powder Metal

Information may vary with application. All specifications listed are based on the latest product information available at the time of publication. The right is reserved to make changes at any time without notice.

Additional Features

  • The ECM uses state-of-the-art technology to optimize fuel and spark control
  • 1.9 L/rev Supercharger Integrated Single Coolant To Air Intercooler
  • Requires closed cooling system
  • Piston Oil Spray Cooling
  • Direct Mount Ignition Coils

10800 S.W. Herman Road
Tualatin, OR 97062
503-692-5012
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