Base Six Cylinder (Manual Transmission):

Overhead valve
Cast Iron block
235.5 cubic inch displacement
Bore & Stroke: 3-9/16 x 3-15/16
Compression ratio: 7.5:1
Rochester one-barrel carburetor
Brake Horsepower: 123 @ 3800 RPM
Four main bearings
Solid lifters

Base Six Cylinder (Automatic Transmission)

Overhead valve
Cast Iron block
235.5 cubic inch displacement
Bore & Stroke: 3-9/16 x 3-15/16
Compression ratio: 7.5:1
Rochester one-barrel
Brake Horsepower: 136 @ 4200 RPM
Four main bearings
Hydraulic lifters

Turbo-Fire Base V8:

Overhead valve
Cast Iron block and head
265 cubic inch displacement
Bore & Stroke: 3.75 x 3.00
Compression Ratio: 8.0:1
Rochester two-barrel carburetor
Brake Horsepower: 162 @ 4400 RPM
Five main bearings
Hydraulic lifters

Turbo-Fire Optional V8:

Overhead valve
Cast Iron Block and head
265 cubic inch displacement
Bore & stroke: 3.75 x 3.00
Compression Ratio: 8.0:1
Rochester four-barrel carburetor
Brake horsepower: 180 @ 4600 RPM
Five main bearings
Hydraulic valve lifters