1980 Pontiac Firebird Trans Am 301 CID T/A 4.9
Automatic Transmission Engine Specifications

Engine Code

BD, BJ

Engine RPO

L37

Displacement

301 CID

Bore x Stroke

4.00" x 3.00"

Compression Ratio

8.0:1

Horsepower @ RPM

155@4400

Torque (Lb/Ft) @ RPM

235@1800

Head Casting

01

Carburetor

4-bbl

Carburetor

17080270

Camshaft

Part #

10007424

Lift, I/E

.358 / .358

Rocker Arm Ratio

1.5:1

Duration I/E - Degrees

NA / NA

Overlap - Degrees

NA

Intake Valve Dia -

1.72"

Exhaust Valve - Dia

1.50"

Distributor

1103453