This is not a real Stage2. Here are the specs of a real Stage2 of which only two were produced by the factory. Any ithers would have been built by the dealer with over the counter parts from their parts department

Buick GSX Stage 2 specs
Car type | Coupe |
Curb weight | 1758 kg (3876 lbs) |
Dimensions | 5.14 m (202 in) long, 1.96 m (77 in) wide, 1.35 m (53 in) high |
Wheelbase | 2.85 m (112 in) |
Introduced | 1970 |
Origin country | United States |
Views | 17.6k |
Submitted by | dedriv3r |
Performance
0 - 100 kph | 6.0 s |
0 - 60 mph | 5.7 s |
1/4 mile | 13.4 s @ 105.0 mph |
Top speed | 242 kph (150 mph) |
Powertrain specs
Engine type | Buick 455 Cu V8 |
Displacement | 7.5 l (456 ci / 7468 cc) |
Power | 426 ps (420 bhp / 313 kw) @ 4600 rpm |
Torque | 691 Nm (510 lb-ft) @ 2800 rpm |
Power / liter | 57 ps (56 hp) |
Power / weight | 242 ps (239 bhp) / t |
Torque / weight | 393 Nm (290 lb-ft) / t |
Transmission | Muncie M21/M22 close ratio 4 Speed |
Layout | front engine, rear wheel drive |
GSX Stage 2 competition



Charlie 6y ago
A friend of mine had one and it was a torque monster. He had it dynoed. 423 hp and 507 ft/lbs of torque. It was stock.

Wayne 6y ago
That is car may be labeled GSX Stage 2, but that engine is certainly not a stage 2 engine.



