Vortec 3.0 L

  • Lead-free main bearings and balance shaft rear bearing.
  • Integral Air Fuel Module (IAFM) inlet manifold with port fuel injection available.
  • Cracked powder metal connecting rod to more accurately position the cap to the rod during engine assembly. A high-flow cylinder head with straighter intake ports and a higher compression ratio delivers impressive horsepower.
  • High-silicon cast aluminum pistons offer excellent durability.
  • Roller valve lifters, roller rocker arms and true roller timing chain for reduced friction and improved performance.
  • Composite rocker arm covers for reduced noise and resistance to corrosion.
  • Cylinder case has brass water jacket core support plugs for resistance to corrosion.
  • Water pump is effective rotating in either a clockwise or counterclockwise direction.
  • Nodular iron crankshaft has rolled fillets for increased strength.
  • Water pump casting eliminates internal bypass.
  • Investment cast rocker arms.
  • 58X crankshaft position encoder with digital sensor to ensure accurate ignition timing throughout the operating range.
Información Técnica
Type 3.0L I-4
Displacement 181 cid (2966.59 cc)
Engine Orientation Longitudinal
Compression Ratio 9.2:1
Valve Configuration Pushrod Actuated Overhead Valves
Valve Lifters Hydraulic Flat Tappet
Firing Order 1-3-4-2
Bore x Stroke 101.60 x 91.44 mm
Bore Center 112.26 mm
Bore Area 324.29 cm²
Fuel System N/A (LW6)
Fuel Type Regular Unleaded
Horsepower 140 hp (104 kW) @ 4800 rpm (LW6)
Torque 177 lb-ft (240 Nm) @ 3600 rpm (LW6)
Fuel Shutoff OEM Defined
Shipping Weight 363 lb (165 kg)
Vortec 3.0 L
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