| Pontiac Firebird Formula 400 (1970) |
|
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. |
| Pontiac Firebird Trans Am (1978) |
|
Country
|
USA
|
|
Top Speed (mph)
|
N/A
|
|
0-60 mph
|
6.5
|
|
1/4 mile
|
15.3
|
|
BHP
|
220 @4000rpm
|
|
Torque lbft
|
320 @2800rpm
|
|
BHP per ton
|
131
|
|
MPG UK/US
|
19/16
|
|
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. |
| Pontiac Firebird Trans Am Turbo (1980) |
|
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. |
