Plymouth Roadrunner Superbird

1970 Plymouth Road Runner Superbird Specifications - Specs

price $4 298 USD
engine Hemi V8
displacement 6981 cc / 426.0 cu in
bore 107.95 mm / 4.25 in
stroke 95.2 mm / 3.75 in
compression 10.25:1
power 316.9 kw / 425.0 bhp @ 5000 rpm
hp per litre 60.88 bhp per litre
bhp/weight
torque 664.35 nm / 490.0 ft lbs @ 4000 rpm
drive wheels Front Engine / RWD
body / frame Unit Steel
front brakes Kesley-Hayes Vented Discs
f brake size 279 mm / 11.0 in
rear brakes Drums
r brake size 254 mm / 10.0 in
front wheels F 35.6 x 15.2 cm / 14.0 x 6.0 in
rear wheels R 38.1 x 17.8 cm / 15.0 x 7.0 in
front tire size F60x15
rear tire size F60x15
wheelbase 2941 mm / 115.8 in
front track 1516 mm / 59.7 in
rear track 1491 mm / 58.7 in
length 5588 mm / 220.0 in
width 1941 mm / 76.4 in
height 1560 mm / 61.4 in
transmission A833 4-Speed Manual
gear ratios 2.65:1, 1.93:1, 1.39:1, 1.00:1
final drive 3.54:1
top speed 230 kph / 142.9 mph
0 - 60 mph 5.5 seconds