What CI is a LS5?
Table of Contents
What CI is a LS5?
What’S An Ls5 Engine?
| Engine type | GM Chevrolet LS5 Big Block V8 |
|---|---|
| Displacement | 7.4 l (454 ci / 7440 cc) |
| Power | 431 ps (425 bhp / 317 kw) @ 5600 rpm |
| Torque | 644 Nm (475 lb-ft) @ 4000 rpm |
| Power / liter | 58 ps (57 hp) |
How much HP did a 454 have?
The 454 EFI version was rated from 230 hp (172 kW) to 255 hp (190 kW) and from 385 lb⋅ft (522 N⋅m) to 405 lb⋅ft (549 N⋅m) of torque.
What are the specs on a 454 engine?
OEM LSX 454 Features & Specifications
- TYPE: 7.4L Gen-IV V8 Small-Block.
- DISPLACEMENT: 7400 cc (454 ci)
- ENGINE ORIENTATION: NA.
- COMPRESSION RATIO: 10.0:1.
- VALVE CONFIGURATION: Overhead valves.
- VALVES PER CYLINDER: Two.
- VALVE LIFTERS: Hydraulic roller.
- FIRING ORDER: 1-8-7-2-6-5-4-3.
How much HP does a LS5 engine have?
LS5 (454CI) Additional Uses In 1971, just one year after its initial release, the LS5’s output was reduced to 365 HP. By 1974, the LS5’s output was rated at only 270 HP, though at least part of this performance reduction can be explained by the subsequent restructuring of industry standards toward output measurement.
How much horsepower does a LS4 have?
303 hp
LS4 Performance Specifications
| LS4 Engine Ratings | |
|---|---|
| Compression Ratio | 10:1 |
| Horsepower Rating | 303 hp |
| Torque Rating | 323 ft.-lbs. |
How much HP does a LS5 have?
LS5 (454CI) Additional Uses By 1974, the LS5’s output was rated at only 270 HP, though at least part of this performance reduction can be explained by the subsequent restructuring of industry standards toward output measurement.
How much HP can you get out of a 5.3 LS?
The cam is rated at an rpm range of 1,600-6,600 so off-throttle response is good and it makes great power at higher rpm. The stock 5.3L is factory rated around 320 hp with 340 lb-ft of torque.
Is a LS4 a Corvette motor?
Finally, in 1973, GM introduced the 454ci LS4 as an available engine option for the Corvette. Rated at 270 HP, the LS4 was a far cry from the L88 of less than a decade prior, yet impressive nonetheless, when compared to other manufacturer’s offerings of the era.
