1968 Pontiac Grand Prix Hardtop Coupé Automatic specifications

1968 Pontiac Grand Prix Hardtop Coupé Automatic data
 
bodywork
Body type4/5 seater fixed-head coupé
Number of doors2
Designer
dimensions & weights
Wheelbase 3073 mm 121 inches
Track/tread (front) 1600 mm 63 inches
Track/tread (rear) 1626 mm 64 inches
Length 5494 mm 216.3 inches
Width 2027 mm 79.8 inches
Height 1346 mm 53 inches
Ground clearance
length:wheelbase ratio 1.79
Kerb weight
Weight distribution
fuel tank capacity
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type naturally aspirated petrol
Engine manufacturer Pontiac
Engine code
Cylinders V 8 in 90° vee
Capacity 6.6 litre
6554 cc
(399.95 cu in)
Bore × Stroke 104.65 × 95.25 mm
4.12 × 3.75 in
Bore/stroke ratio 1.1
Valve gear overhead valve (OHV)
2 valves per cylinder
16 valves in total
maximum power output
(gross)
355 PS (350 bhp) (261 kW)
at 5000 rpm
maximum torque
(gross)
603 Nm (445 ft·lb) (61.5 kgm)
at 3000 rpm
Specific output
(gross)
39.8 kW/litre
54.1 ps/litre
53.4 bhp/litre
0.88 bhp/cu in
Specific torque
(gross)
92 Nm/litre
1.11 ft·lb/cu3
Engine construction
Lubrication wet sumped
compression ratio 10.5:1
Fuel system 1 carburettor
bmep (brake mean effective pressure) 1156.2 kPa (167.7 psi)
Maximum RPM
crankshaft bearings 5
Engine coolant Water
Unitary capacity 819.25 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed
Power-to-weight ratio
Weight-to-power ratio
fuel consumption
Fuel consumption
universal fuel consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering
turns lock-to-lock
Turning circle
Front suspension
Rear suspension
Wheel size front 6JK x 14
Wheel size rear 6JK x 14
Tyres front 8.55 x 14
Tyres rear 8.55 x 14
Brakes F/R Dr/Dr
Front brake diameter 279 mm
Rear brake diameter 279 mm
Braked area
Gearbox 3 speed automatic
Top gear ratio 1
Final drive ratio 3.23
general
Carfolio.com ID343981
Production total
Model code 26657
Model family 266
RAC rating 54.3
Insurance classification No information available
Tax band No information available
1968 Pontiac Grand Prix Hardtop Coupé Automatic added 2013-07-15.
Last modified 2020-06-10.

Pontiac Grand Prix models

2 door fixed-head coupé FR 3M 6538 cm3/399.0cuin 355 PS 350 bhp 261 kW
2 door fixed-head coupé FR 3M 6554 cm3/400.0cuin 355 PS 350 bhp 261 kW
2 door fixed-head coupé FR 3A 6554 cm3/400.0cuin 269 PS 265 bhp 198 kW
2 door fixed-head coupé FR 4M 6564 cm3/400.6cuin 355 PS 350 bhp 261 kW
2 door fixed-head coupé FR 3M 6564 cm3/400.6cuin 355 PS 350 bhp 261 kW
2 door fixed-head coupé FR 4M 6998 cm3/427.0cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3M 6998 cm3/427.0cuin 381 PS 376 bhp 280 kW
2 door fixed-head coupé FR 3M 6998 cm3/427.0cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 4M 6998 cm3/427.0cuin 381 PS 376 bhp 280 kW
2 door fixed-head coupé FR 3A 6564 cm3/400.6cuin 269 PS 265 bhp 198 kW
2 door convertible/​cabriolet FR 4M 6564 cm3/400.6cuin 355 PS 350 bhp 261 kW
2 door convertible/​cabriolet FR 4M 6998 cm3/427.0cuin 381 PS 376 bhp 280 kW
2 door convertible/​cabriolet FR 3M 6564 cm3/400.6cuin 355 PS 350 bhp 261 kW
2 door convertible/​cabriolet FR 4M 6998 cm3/427.0cuin 365 PS 360 bhp 268 kW
2 door convertible/​cabriolet FR 3M 6998 cm3/427.0cuin 365 PS 360 bhp 268 kW
2 door convertible/​cabriolet FR 3A 6564 cm3/400.6cuin 269 PS 265 bhp 198 kW
2 door convertible/​cabriolet FR 3M 6998 cm3/427.0cuin 381 PS 376 bhp 280 kW
2 door convertible/​cabriolet FR 3A 6998 cm3/427.0cuin 365 PS 360 bhp 268 kW
2 door convertible/​cabriolet FR 3A 6998 cm3/427.0cuin 381 PS 376 bhp 280 kW
2 door convertible/​cabriolet FR 3A 6564 cm3/400.6cuin 355 PS 350 bhp 261 kW
2 door fixed-head coupé FR 3A 6564 cm3/400.6cuin 355 PS 350 bhp 261 kW
2 door fixed-head coupé FR 3A 6998 cm3/427.0cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3A 6998 cm3/427.0cuin 381 PS 376 bhp 280 kW
Cars similar to the 1968 Pontiac Grand Prix Hardtop Coupé Automatic
2 door convertible/​cabriolet FR 3A 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
2 door convertible/​cabriolet FR 3A 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3A 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
Buick Electra 225 Custom Pillarless Coupé -
2 door fixed-head coupé FR 3A 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3A 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3A 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
Buick Riviera -
2 door fixed-head coupé FR 3A 7458 cm3/455.1cuin 375 PS 370 bhp 276 kW 1970 kg
2 door fixed-head coupé FR 3A 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3A 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
2 door sedan/​saloon FR 3A 6555 cm3/400.0cuin 365 PS 360 bhp 268 kW 1920 kg
2 door fixed-head coupé FR 3A 7047 cm3/430.0cuin 365 PS 360 bhp 268 kW 1970 kg
2 door fixed-head coupé FR 3A 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3M 5575 cm3/340.2cuin 345 PS 340 bhp 254 kW 1628 kg
2 door fixed-head coupé FR 4M 5575 cm3/340.2cuin 345 PS 340 bhp 254 kW
2 door fixed-head coupé FR 3A 5575 cm3/340.2cuin 345 PS 340 bhp 254 kW
2 door convertible/​cabriolet FR 3M 5575 cm3/340.2cuin 345 PS 340 bhp 254 kW
2 door convertible/​cabriolet FR 4M 5575 cm3/340.2cuin 345 PS 340 bhp 254 kW
2 door convertible/​cabriolet FR 3A 5575 cm3/340.2cuin 345 PS 340 bhp 254 kW
2 door fixed-head coupé FR 4M 5575 cm3/340.2cuin 345 PS 340 bhp 254 kW
2 door fixed-head coupé FR 3M 5575 cm3/340.2cuin 345 PS 340 bhp 254 kW
2 door fixed-head coupé FR 3A 5575 cm3/340.2cuin 345 PS 340 bhp 254 kW
2 door convertible/​cabriolet FR 3M 7019 cm3/428.3cuin 365 PS 360 bhp 268 kW
2 door convertible/​cabriolet FR 3A 7019 cm3/428.3cuin 365 PS 360 bhp 268 kW 1995 kg
2 door convertible/​cabriolet FR 3M 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
2 door convertible/​cabriolet FR 3A 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3M 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3A 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3M 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3A 7041 cm3/429.7cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3M 7019 cm3/428.3cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3A 7019 cm3/428.3cuin 365 PS 360 bhp 268 kW 1965 kg
2 door fixed-head coupé FR 3A 7025 cm3/428.7cuin 345 PS 340 bhp 254 kW 2106 kg
2 door fixed-head coupé FR 3A 7025 cm3/428.7cuin 345 PS 340 bhp 254 kW 2080 kg
Cadillac Coupé De Ville -
2 door fixed-head coupé FR 3A 7025 cm3/428.7cuin 345 PS 340 bhp 254 kW 2124 kg
2 door fixed-head coupé FR 3A 7025 cm3/428.7cuin 345 PS 340 bhp 254 kW 2112 kg
2 door convertible/​cabriolet FR 3A 7025 cm3/428.7cuin 345 PS 340 bhp 254 kW 2121 kg
2 door convertible/​cabriolet FR 3A 7025 cm3/428.7cuin 345 PS 340 bhp 254 kW 2105 kg
Cadillac Eldorado -
2 door fixed-head coupé FF 3A 7025 cm3/428.7cuin 345 PS 340 bhp 254 kW 2245 kg
2 door convertible/​cabriolet FR 3A 7025 cm3/428.7cuin 345 PS 340 bhp 254 kW 2130 kg
2 door sedan/​saloon FR 4M 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door sedan/​saloon FR 3M 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door sedan/​saloon FR 3A 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door sedan/​saloon FR 4M 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door sedan/​saloon FR 3M 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door sedan/​saloon FR 3A 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 3M 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 4M 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 3M 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door light delivery vehicle/​ute/bakkie FR 4M 6590 cm3/402.1cuin 335 PS 330 bhp 246 kW 1654 kg
2 door light delivery vehicle/​ute/bakkie FR 4M 6590 cm3/402.1cuin 355 PS 350 bhp 261 kW 1676 kg
2 door light delivery vehicle/​ute/bakkie FR 3A 6590 cm3/402.1cuin 355 PS 350 bhp 261 kW 1701 kg
2 door light delivery vehicle/​ute/bakkie FR 4M 7439 cm3/454.0cuin 365 PS 360 bhp 268 kW 1702 kg
2 door light delivery vehicle/​ute/bakkie FR 3A 7439 cm3/454.0cuin 365 PS 360 bhp 268 kW 1726 kg
2 door light delivery vehicle/​ute/bakkie FR 3A 6590 cm3/402.1cuin 335 PS 330 bhp 246 kW 1673 kg
2 door convertible/​cabriolet FR 3M 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door convertible/​cabriolet FR 4M 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door convertible/​cabriolet FR 3A 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 4M 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 3M 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 3A 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 4M 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 3M 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 3A 6999 cm3/427.1cuin 340 PS 335 bhp 250 kW
2 door light delivery vehicle/​ute/bakkie FR 4M 6999 cm3/427.1cuin 355 PS 350 bhp 261 kW
2 door light delivery vehicle/​ute/bakkie FR 3M 6999 cm3/427.1cuin 355 PS 350 bhp 261 kW
2 door light delivery vehicle/​ute/bakkie FR 3A 6999 cm3/427.1cuin 355 PS 350 bhp 261 kW
Chevrolet Monte Carlo -
2 door fixed-head coupé FR 4M 6590 cm3/402.1cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 3A 7443 cm3/454.2cuin 365 PS 360 bhp 268 kW
2 door fixed-head coupé FR 3A 6590 cm3/402.1cuin 335 PS 330 bhp 246 kW
2 door convertible/​cabriolet FR 3A 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
Chrysler 300 Convertible -
2 door convertible/​cabriolet FR 3A 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
2 door convertible/​cabriolet FR 3A 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
2 door convertible/​cabriolet FR 3A 7206 cm3/439.7cuin 370 PS 365 bhp 272 kW
2 door convertible/​cabriolet FR 3A 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
2 door fixed-head coupé FR 3A 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
2 door sedan/​saloon FR 3A 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
2 door fixed-head coupé FR 3A 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
2 door fixed-head coupé FR 4M 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
Chrysler 300 Hardtop Coupé -
2 door fixed-head coupé FR 3A 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
2 door fixed-head coupé FR 3A 7206 cm3/439.7cuin 370 PS 365 bhp 272 kW
2 door convertible/​cabriolet FR 3A 6286 cm3/383.6cuin 335 PS 330 bhp 246 kW
Chrysler Newport Convertible -
2 door convertible/​cabriolet FR 3A 6497 cm3/396.5cuin 335 PS 330 bhp 246 kW
2 door convertible/​cabriolet FR 3A 7206 cm3/439.7cuin 370 PS 365 bhp 272 kW
2 door sedan/​saloon FR 3A 6286 cm3/383.6cuin 335 PS 330 bhp 246 kW
2 door sedan/​saloon FR 3A 6286 cm3/383.6cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 3A 6497 cm3/396.5cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 3A 6286 cm3/383.6cuin 335 PS 330 bhp 246 kW
2 door sedan/​saloon FR 3A 6286 cm3/383.6cuin 335 PS 330 bhp 246 kW
2 door sedan/​saloon FR 3A 7206 cm3/439.7cuin 370 PS 365 bhp 272 kW
2 door fixed-head coupé FR 3A 6497 cm3/396.5cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 3A 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
2 door sedan/​saloon FR 3A 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
2 door fixed-head coupé FR 3A 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
2 door sedan/​saloon FR 3A 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
2 door sedan/​saloon FR 3A 7206 cm3/439.7cuin 370 PS 365 bhp 272 kW
2 door fixed-head coupé FR 3A 7206 cm3/439.7cuin 355 PS 350 bhp 261 kW
Dodge Charger -
2 door fixed-head coupé FR 3M 6292 cm3/384.0cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 4M 6292 cm3/384.0cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 4M 6292 cm3/384.0cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 3A 6292 cm3/384.0cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 3A 6292 cm3/384.0cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 4M 6292 cm3/384.0cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 3M 6292 cm3/384.0cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 3A 6292 cm3/384.0cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 4M 6292 cm3/384.0cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 3A 6292 cm3/384.0cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 4M 6292 cm3/384.0cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 3A 6292 cm3/384.0cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 3M 6292 cm3/384.0cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 4M 6292 cm3/384.0cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 3A 6292 cm3/384.0cuin 335 PS 330 bhp 246 kW
2 door convertible/​cabriolet FR 3M 6292 cm3/384.0cuin 340 PS 335 bhp 250 kW
2 door convertible/​cabriolet FR 3A 6292 cm3/384.0cuin 335 PS 330 bhp 246 kW
2 door convertible/​cabriolet FR 4M 6292 cm3/384.0cuin 340 PS 335 bhp 250 kW
2 door convertible/​cabriolet FR 4M 6292 cm3/384.0cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 3M 6292 cm3/384.0cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 3A 6292 cm3/384.0cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 4M 6292 cm3/384.0cuin 340 PS 335 bhp 250 kW
2 door fixed-head coupé FR 4M 6292 cm3/384.0cuin 335 PS 330 bhp 246 kW
2 door fixed-head coupé FR 3A 6292 cm3/384.0cuin 335 PS 330 bhp 246 kW