Callaway Speedster Corvette 

  • $150k built in USA
  • 1989
  • 450 HP 5.7L
  • 190 mph
What Callway was so good at doing was taking 1400 new peices, from 300 suppliers, and assembling Twin Turbo Corvettes.
by www.supercars.net
Beyond turbocharging, Speedsters received a competition suspension with coil overs, adjustable shocks, a Brembo brake package and massive 3 piece Oz racing wheels.
by www.supercars.net

Road Tests Real world tests of the Callaway Speedster Corvette

0-60mph

Speedster Corvette
4.2 s
Boxster
6.1 s
Viper GTS
3.3 s

Top speed

Speedster Corvette
190 mph
Boxster
149 mph

1/4 mile

Speedster Corvette
12.7 s
Boxster
14.7 s
Viper GTS
11.4 s

Data points Key details of the Callaway Speedster Corvette

Price

Speedster Corvette
$150k
Boxster
$40k

Number built

Speedster Corvette
10 cars
Boxster
n.d.

In The News From around the web

10
Dec

Callaway Speedster Corvette

www.supercars.net
Despite and an initial planned production of 50 examples, only 12 Speedsters were manufactured.
To create such a car, Callaway had to tackle several problems, and the first was fitting the new twin turbos, complex engine headers and airbox in an already cluttered engine bay.

Specifications Full list of technical specs

general

Brand Callaway
Price $150,000
Year 1989
Number built 10 cars

power & handling

Power-to-weight ratio 7.84 lb/hp
Maximum hp 450 HP @ 4,500 RPM
Maximum torque 613 ft-lb @ 3,000 RPM
Steering system Rack and pinion

engine

Displacement 5,735 cc
Cylinders V8
Fuels Gas
Compression ratio 7.5:1
Bore/stroke 4 in / 3.48 in
Valves per cylinder 2 valves

road tests

Top speed 190 mph
1/4 mile 12.7 s
0-60mph 4.2 s

transmission

Drivetrain RWD w/Limited Slip
Gearing Traditional
# of gears 6 gears
Gear ratios
  1. 1: 2.68:1
  2. 2: 1.3:1
  3. 3: 1:1
  4. 4: 0.75:1
  5. 5: 0.5:1

suspension, wheels & brakes

Front brakes Disc
Rear brakes Disc
Front wheels 432/? 241
Rear wheels 432/? 241

physical dimensions

Curb weight 3,527 lb
Width 71 in
Height 41 in
Length 179.8 in
Front track width 59.6 in
Wheelbase 96.2 in
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