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Pontiac Firebird 1970-1981
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Pontiac Firebird Formula 400 (1970)
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| Country |
USA |
| Top Speed (mph) |
123 |
| 0-50 mph |
5.1 |
| 0-60 mph |
6.4 |
| 1/4 mile |
14.9 |
| BHP |
330 @4800rpm |
| Torque lbft |
430 @3000rpm |
| BHP per ton |
193 |
| Engine capacity CC/CU |
6555/400 |
| Engine type |
V8 Carburettor |
| Aspiration |
Normal |
| Compression Ratio |
10.3:1 |
| Valve Type/No |
Overhead 16 |
| Transmission (manual/auto) |
Automatic |
| No of speeds |
3 |
| Wheels driven |
RWD |
| Brakes F/R |
Disc/Drum |
| No. of Seats |
2+2 |
| Length (in) |
191.6 |
| Width (in) |
73.4 |
| Height (in) |
50.4 |
| Kerb Weight (lbs) |
3760 |
| Additional Info: The 400 was available with different power ratings, such as, 265bhp, 330bhp, 335bhp (HO), 345bhp (Ram Air II), 370bhp (Ram Air IV) and a 500bhp Ram Air V. The Ram Air IV did 60 in 5.6 secs and a 1/4 mile in 13.9 secs. 1972 got a 455cu with 325bhp and a 455 HO with 335 bhp. Net horsepower from 1972 gave 250bhp for the 400cu and 300bhp for the 455cu. 1973 got a 150bhp 350cu, with the 400cu now at 230bhp, the 455cu at 250bhp and a 455 SD (Super Duty) with 310bhp (1/4 mile in 13.5 secs). 1974 similar to 1973. 1975/76 saw a big drop in power and no 455 SD. In 1977 the 455 was dropped and new a 301/305 was introduced. Note the changes made to the bumpers, front and rear end, lights and general bodywork trim, which went through a number of changes over the 2nd gen's production run. |
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Pontiac Firebird Trans Am (1978)
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| Country |
USA |
| 0-60 mph |
6.5 |
| 1/4 mile |
15.3 |
| BHP |
220 @4000rpm |
| Torque lbft |
320 @2800rpm |
| BHP per ton |
131 |
| MPG UK/US |
18.6/15.5 |
| Engine capacity CC/CU |
6555/400 |
| Engine type |
V8 Carburettor |
| Aspiration |
Normal |
| Compression Ratio |
8.1:1 |
| Valve Type/No |
Overhead 16 |
| Transmission (manual/auto) |
Manual |
| No of speeds |
4 |
| Wheels driven |
RWD |
| Brakes F/R |
Disc/Drum |
| No. of Seats |
2+2 |
| Length (in) |
196.8 |
| Width (in) |
73 |
| Height (in) |
49.5 |
| Kerb Weight (lbs) |
3685 |
| Additional Info: The 301/305 has 135bhp, the 350 has 155bhp, 400 has 185-220bhp (185bhp covers the 1/4 mile in around 16 secs). A 185bhp 403cu Olds engine was also used and could get to 60 in around 9 secs and cover the 1/4 mile in around 16.4 secs). A 1976 455cu has around 200bhp and gets to 60 in around 8.4 secs and the 1/4 mile in 15.9 secs. |
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Pontiac Firebird Trans Am Turbo (1980)
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| Country |
USA |
| Top Speed (mph) |
110 |
| 0-60 mph |
9 |
| 1/4 mile |
17.3 |
| BHP |
210 @4000rpm |
| Torque lbft |
345 @2000rpm |
| BHP per ton |
124 |
| Engine capacity CC/CU |
4932/301 |
| Engine type |
V8 Carburettor |
| Aspiration |
Turbocharged |
| Compression Ratio |
7.6:1 |
| Valve Type/No |
Overhead 16 |
| Transmission (manual/auto) |
Automatic |
| No of speeds |
3 |
| Wheels driven |
RWD |
| Brakes F/R |
Disc/Drum |
| No. of Seats |
2+2 |
| Length (in) |
198.1 |
| Width (in) |
73 |
| Height (in) |
49.3 |
| Kerb Weight (lbs) |
3730 |
| Additional Info: The 400cu was dropped. |
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