FAQ: Engine Specs

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FAQ: Engine Specs

1. CHRYSLER 287ci 4.7L V8 ENGINE SPECS:

The first-generation 4.7L engine was released in 1999, followed by two updates, released in 2002 and 2008, respectively.

  • Type 90 deg. V-8, 16 Valve
  • Country of Origin: USA
  • Hp, SAE Net: 235hp @4800 rpm
  • Torque SAE net: 295 ft-lbs @3200 rpm
  • Fuel Required: 87 octanes unleaded gasoline
  • Bore x stroke: 3.66″ x 3.40″
  • Compression Ratio: 9.5:1
  • Weight (complete): 438 lb
  • Valve Actuation: Chain driven overhead cams
  • Block Material: Cast Iron
  • Block Design: Removable bedplate
  • Head Material: Cast Aluminum
  • 64cc Combustion Chambers
  • Intake valves 1.89″ / Exhausts valves 1.46
  • Intake Manifold: Glass-filled nylon, single plenum, ram’s horn runners
  • Fuel Supply: head-mounted multipoint injectors
  • Crankshaft: Cast iron, cross-drilled, radiused, fully counterbalanced,
    5 main bearings
  • Connecting Rods: Powdered metal, cracked caps
  • Bore/Stroke ratio: 1.08
  • Rod/Stroke Ratio: 1.80
    2. CHRYSLER 287ci 4.7L CAM SPECS

    BASE CAM SPECS:

    • Duration advertised 244*/254*
    • Valve lift I/E: 0.443″/0.429″
    • Valve overlap: 18*
    • Centerline: 115*

    High Output “HO” CAMSHAFT SPECS:

    • Duration advertised: 236*/250*
    • Valve lift I/E: 0.472″/0.429″
    • Valve overlap: 18*
    • Centerline: 111*
    • LSA: 112.5*, ICA: 115*, ECA: 110*
    • IVO: 3*BTDC (seat to seat)
    • IVC: 53*ABDC
    • EVO: 55*BBDC
    • EVC: 15*ATDC

    2008-2013 CAMS

    • 53021984AB and 53021983AB
    • Intake 202°/.510”
    • Exhaust 212°/.478”
    • 114.5 Lobe Separation.
    3. CHRYSLER 5.7L HEMI ENGINE SPECS:
    • Displacement (cc): 5654
    • Bore (mm): 99.5
    • Stroke (mm): 90.9
    • Bore/Stroke Ratio: 1.09
    • Compression Ratio: 9.6: 1
    • Bore Spacing (mm): 113.3
    • Bank Offset (mm): 22.4
    • Block Length (mm): 532.0
    • Block Deck Height (mm): 235.0
    • Connecting Rod Length (mm): 158.5
    • Piston Compression Height (mm): 31.0
    • Rod Length/Crank Radius: 3.49
    • Intake Valve Diameter: (mm): 50.8
    • Exhaust Valve Diameter (mm): 39.4
    • Included Valve Angle (deg.): 34.5
    • Combustion Chamber Volume (cc): 84.9
    • Intake Valve Lift (mm): 12.0
    • Exhaust Valve Lift (mm): 11.7
    • Mass (kg): 242
    4. 3.7-LITER SOHC V6:
    • Displacement: 226 cu. in. (3701 cu. cm)
    • Bore x Stroke: 3.66 x 3.57 (93.0 x 90.8)
    • Valve System: Chain-driven SOHC, 12 valves, hydraulic end-pivot roller rockers
    • Fuel Injection: Sequential, multi-port, electronic, returnless
    • Construction: Cast-iron block and bedplate, aluminum alloy heads, balance shaft. 90 degree V6.
    • Compression Ratio: 9.7:1
    • Power (estimated SAE net): 210 bhp (157 kW) @ 5200 rpm
    • Torque (estimated SAE net): 235 lb.-ft. (319 N•m) @ 3600 rpm
    • Max. Engine Speed: 6000 rpm (electronically limited)
    • Fuel Requirement: Unleaded regular, 87 octane (R + M)/2
    • Emission Controls: Dual three-way catalytic converters, heated oxygen sensors, and internal engine features
    • EPA mpg (City/Hwy):
    • – 2WD: 16/22 — manual trans., 17/22 — auto. trans.
    • – 4WD: 16/20 — manual trans., 15/19 — auto. trans.