Specs

1978 928 928
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1984 928 S Coupe (928)

Engine

  • Type V8
  • Induction Normally-aspirated
  • Cooling Water-cooled
  • Valvetrain Single overhead camshafts
  • Injection Port injection
  • Bore x Stroke 3.82 in/97.0 mm x 3.12 in/78.9 mm
  • Displacement 284.5 ci/4,464 cc
  • Horsepower 234 @ 5500 rpm
  • Torque 263 lb-ft @ 4000 rpm
  • Max RPM 6000
  • Compression Ratio 9.3:1

Transmission

  • Options 4-speed automatic

Chassis

  • Type Front-engined, rear-wheel drive
  • Curb Weight 3,197 lbs. manual/3,285 lbs. auto
  • Height 51.61 in/1,311 mm
  • Ground Clearance 4.69 in/119 mm
  • Length 175.67 in/4,462 mm
  • Wheelbase 98.43 in/2,500 mm
  • Width 72.28 in/1,836 mm
  • Track Front 60.98 in/1,549 mm
  • Track Rear 59.88 in/1,521 mm
  • Drag Coefficient 0.38
  • Wheel Size Front 16 x 7
  • Wheel Size Rear 16 x 7
  • Tire Size Front 225/50VR-16
  • Tire Size Rear 225/50VR-16

Brakes

  • Caliper Front Floating 1-piston
  • Caliper Rear Floating 1-piston
  • Disc Type Front Ventilated discs
  • Disc Type Rear Ventilated discs
  • Disc Size Front 11.10 in/282 mm x .81 in/20.6 mm
  • Disc Size Rear 11.42 in/290 mm x .81 in/20.6 mm

Performance

  • 0 to 60 MPH N/A
  • Top Speed 146 mph manual/143 mph automatic

Fuel

  • MPG City 13 manual/14 automatic
  • MPG Highway 20 manual/18 automatic
  • MPG Combined 15 manual/15 automatic
  • Fuel Tank Capacity 22.7 U.S. gallons
  • Required Octane Premium unleaded (91+)

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