Buck´s Engines 10.3 L

  • Hydraulic roller valve lifters for reduced friction and improved performance.
  • Engines are balanced for minimal vibration and a smoother running engine.
  • Piston oilers for cooler piston crown temperatures and increased wristpin lubrication.
  • Large capacity oil pan features port and starboard drain plugs for easier maintenance.
  • Stellite-faced exhaust valves; stainless steel intake valves ensure performance in extreme duty applications.
  • Hardened valve guides for longer life.
  • Cylinder heads feature hardened exhaust and intake seats for outstanding durability.
  • Hydraulic roller lifter camshaft, optimized for industrial applications.
  • Coil-near-plug ignition includes crankshaft, camshaft, coolant, and oil pressure sensors; as well as eight ignition coils.
  • Hypereutectic pistons specialized for extreme duty.
  • EPA and CARB certified packages available to meet environmental regulations.
Información Técnica
Type 10.3L V-8
Displacement 632 cid
Engine Orientation Longitudinal
Compression Ratio 10.5:1
Valve Configuration Overhead Valves (2 valves per cylinder)
Valve Lifters Hydraulic Roller
Bore x Stroke 116.84 x 120.66 mm
Main Bearing Caps 4-Bolt main
Balance Method Internal
Intake Manifold Single Plane
Fuel System Optional
Fuel Type Carburated LP & NG
Oil Pan Capacity 12 qt with filter
Engine Rotation Counter-clockwise
Horsepower PEAK Corrected to SAEJ1349
Propane 310 hp @ 2800 rpm
Natural Gas 280 hp @ 2800 rpm
Propane 615 lb-ft @ 1800 rpm
Natural Gas 560 lb-ft @ 1800 rpm
Shipping Weight 792 lb
Buck´s Engines 10.3 L
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