How much power can a 408 LS make?
Equipped with the stock 5.3L truck cam, the 408 stroker produced 449 hp at 5,100 rpm and 522 lb-ft of torque at 3,900 rpm. Tested on the engine dyno in this manner a stock 6.0L would produce around 400 hp.
What is a 408 stroker LS?
The 408 stroker test mule started out life as a lowly LQ4 6.0L truck motor. The iron truck block was machined to accept a forged rotating assembly that included a 4.0 inch (up from the stock 3.622 inch) Scat forged steel crank, matching 6.125 inch I-beam rods and JE forged pistons.
How much can you stroke a 6.0 LS?
The 6.0L block—used in the LQ4, LQ9, and LY6—is the most popular with hot rodders. It features a 4.000-inch bore and can be purchased brand new for $800. It can safely accommodate a 4.030-inch bore and is good for 421 ci when matched with a 4.125-inch stroke.
How big can you bore a LQ4?
4.000-inch
The 6.0L block—used in the LQ4, LQ9, and LY6—is the most popular with hot rodders. It features a 4.000-inch bore and can be purchased brand new for $800. It can safely accommodate a 4.030-inch bore and is good for 421 ci when matched with a 4.125-inch stroke.
What can you stroke a 6.0 LS to?
How much HP can a LQ4 block handle?
1,000 hp
The LQ4 and LQ9 have very strong blocks. They can handle over 1,000 hp.
How much horsepower does a 347 stroker have?
Best Use
| Horsepower: | 500 |
|---|---|
| Torque: | 450 |
| Bore/Stroke: | 4.030 x 3.400 |
| Compression: | 10:1 |
| Fuel Type: | Pump Gas, 93 AKI (USA) / 98 RON |
How much HP can a stock 6.0 LS handle?
If we were to run the 6.0L in stock trim, the resulting power output would be around 400 hp (on this dyno the way we test). If we apply 14.5 psi from our turbos to the stock 400hp engine, we might get 800 hp.
How much horsepower does a 6.0 LQ4 have?
300-330 hp
LS Family: Gen. 3, 6.0L, Iron Block, Truck Engines
| Performance Specifications | |
|---|---|
| Compression Ratio | 9.4:1 |
| Horsepower Rating | 300-330 hp |
| Torque Rating | 360-370 ft./lbs. |
Can you stroke an LQ4?
0024 on the rods….One Engine Masters challenger builds an affordable 587hp 409-cube LQ4 stroker for the everyman.
| By the Numbers 409ci LQ4 Iron-Block LS | |
|---|---|
| Block: | 6.0 LS truck |
| Stroke: | 4.00 inches |
| Displacement: | 409 cid |
| Compression ratio: | 11.4:1 |