Lexus 1LR-GSE Specs
Lexus 1LR-GSE engine specs: 292.9 ci (4.8L), 10-cylinder, 3.4646" bore x 3.1102" stroke, 12:1 compression.
Dimensions
| Displacement | 292.9 ci / 4.8 L |
|---|
| Bore | 3.4646" |
|---|
| Stroke | 3.1102" |
|---|
| Cylinders | 10 |
|---|
| Compression ratio | 12:1 |
|---|
| Bore/stroke ratio | 1.114 |
|---|
Construction
| Block material | aluminum |
|---|
| Head material | aluminum |
|---|
| Valvetrain | DOHC |
|---|
| Fuel type | gas |
|---|
| Advertised HP | 552 hp |
|---|
What these numbers mean
| Bore/stroke character | 1.114 — oversquare — bore exceeds stroke, which favours higher RPM and larger valves |
|---|
| Mean piston speed at 6,000 RPM | 3,110 ft/min — conservative for a street engine |
|---|
| Displacement per cylinder | 29.3 ci |
|---|
| Static compression | 12:1 — high enough that pump premium or better is normally required |
|---|
Run the numbers for this engine
Each link opens the calculator with this engine's specs already filled in.
Vehicles (1)
Similar engines
← All LR engines