GMC 396 Specs
GMC 396 engine specs: 396 ci (6.5L), 8-cylinder, 4.0937" bore x 4.0937" stroke, 10.25:1 compression.
Dimensions
| Displacement | 396 ci / 6.5 L |
|---|
| Bore | 4.0937" |
|---|
| Stroke | 4.0937" |
|---|
| Cylinders | 8 |
|---|
| Compression ratio | 10.25:1 |
|---|
| Bore/stroke ratio | 1 |
|---|
Construction
| Block material | cast iron |
|---|
| Head material | cast iron |
|---|
| Valvetrain | OHV |
|---|
| Fuel type | gas |
|---|
| Advertised HP | 325 hp |
|---|
What these numbers mean
| Bore/stroke character | 1.000 — square — bore and stroke are within 5%, a balanced compromise |
|---|
| Mean piston speed at 6,000 RPM | 4,094 ft/min — in the range typical of performance street engines |
|---|
| Displacement per cylinder | 49.5 ci |
|---|
| Static compression | 10.25:1 — in the range that usually runs on pump premium |
|---|
Run the numbers for this engine
Each link opens the calculator with this engine's specs already filled in.
Vehicles (2)
- GMC C/K Series
- GMC Suburban
Similar engines
← All Big Block Chevy engines