Spotter's Guide
Hood Bird Guide
Color Guide
1975 Firebird Engines
Engine ID Stamping
UPC Code
Type
Source
Displacement (cubic Inches)
Bore & Stroke
Carb
Comp
HP/RPM
Torque/RPM
VIN
Manual
Auto
Usage
L-22
Inline 6
Chevrolet
250
3.88 x 3.53
1 bbl
8.25:1
105@3800
185@1200
standard Base and Esprit
L30
V-8
Pontiac
350
3.88 x 3.75
2 bbl
7.6:1
155@4000
280@2000
optional Base and Esprit
L76
V-8
Pontiac
350
3.88 x 3.75
4 bbl
7.6:1
175@4000
280@2000
standard Formula
L78
V-8
Pontiac
400
4.12 x 3.75
4 bbl
7.6:1
185@3600
310@1600
standard Trans Am, optional Formula
L75
V-8
Pontiac
455 HO
4.15 x 4.21
4 bbl
7.6:1
200@3500
330@2000
optional Trans Am
Close