How big can a LS3 stroke?
With only mild porting, even popular factory casting cylinder heads like GM’s 243 LS6 or 823 LS3 castings can support an engine greater than 400 cubic inches with ease. The LS design can take up to a 4.125˝ stroke without the need to clearance the rods for cam clearance. Just how big can you go with your stroked LS?
How much HP does a 416 stroker have?
Available Qty: 0
| Displacement: | 416″ | 4.070″ |
|---|---|---|
| Proven Power Rating: | 1000 HP | 4.000″ |
| Compression Ratio: | 12.5:1 | 6.125″ |
| Cylinder Head Compatibility: | LS3, LSA, LS9 | Wet Sump |
How much power does a 416 stroker make?
607 HP
Run on the dyno with the 54-470-11 cam, the 416 stroker LS3 produced 607 HP at 6,200 RPM and 573 lb-ft of torque at 4,700 RPM.
How much horsepower can an LS3 handle?
They can handle about 800 hp. and 6,500 rpm in boosted applications. If you’re getting forged pistons, upgrade to Forged Connecting Rods at the same time. Even though it’s cast, the crankshaft can handle about 900 hp.
How much power can you get out of a LS3?
Both the LS3 and L99 engine blocks can be pushed to 850 to 1,000 horsepower. Both engines use rectangle port cylinder heads and have a common 4.065-inch bore diameter.
How much HP does stroker kit add?
So, as a given rule, the more cubic inches an engine is, the more power it will make. However, the horsepower output will largely depend on the overall combination you are using. We could take a 500″ short block and with stock heads and a mild cam, it might make around 450-475 horsepower.
How much horsepower can a LS3 make?
Both the LS3 and L99 engine blocks can be pushed to 850 to 1,000 horsepower. Both engines use rectangle port cylinder heads and have a common 4.065-inch bore diameter. They also have the internal oil passages for Active Fuel Management (AFM), even if unused.
Which LS motor can handle the most boost?
If you’re planning on boosting your project the 4.8L truck engine will be perfect for you. The 4.8L can take insane amounts of boost completely stock and will really perform well. If you don’t want a barebones 5.3L or 4.8L you could always step up to a 6.2L truck block which is based on the LS3 engine.