Chevrolet LS3 Specs
Chevrolet LS3 engine specs: 376 ci (6.2L), 8-cylinder, 4.065" bore x 3.622" stroke, 10.7:1 compression.
Dimensions
| Displacement | 376 ci / 6.2 L |
|---|
| Bore | 4.065" |
|---|
| Stroke | 3.622" |
|---|
| Cylinders | 8 |
|---|
| Compression ratio | 10.7:1 |
|---|
| Bore/stroke ratio | 1.122 |
|---|
Construction
| Block material | aluminum |
|---|
| Head material | aluminum |
|---|
| Valvetrain | OHV |
|---|
| Fuel type | gas |
|---|
| Advertised HP | 430 hp |
|---|
What these numbers mean
| Bore/stroke character | 1.122 — oversquare — bore exceeds stroke, which favours higher RPM and larger valves |
|---|
| Mean piston speed at 6,000 RPM | 3,622 ft/min — in the range typical of performance street engines |
|---|
| Displacement per cylinder | 47.0 ci |
|---|
| Static compression | 10.7:1 — 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 (6)
- Chevrolet Corvette C6
- Chevrolet Camaro SS (Gen 5)
- Pontiac G8 GXP
- Holden Commodore VE/VF
- Chevrolet SS
- Crate Engine
Similar engines
← All LS engines