How much HP does a cam add to an LS2?
“It makes the cam think it’s bigger than it is for a naturally aspirated car,” Dan told us. Our numbers for just the Stage I Livernois cam uncovered impressive potential in the LS2. Peak numbers rang out at 494.4 hp at 6,400 rpm and 450 lb-ft of torque at 5,200 rpm. That’s a quick, 90hp pop for just a cam change!
How can I make my LS2 faster?
On a stock LS2 car engine, the following upgrades can improve performance and fuel economy:
- A cold air intake kit.
- Headers.
- A cold thermostat.
- An aftermarket exhaust system.
- A computer programmer.
How much horsepower can a LS2 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.
Are LS2 engines good?
The LS2 also has the convenience of being one of the most adaptable engines, with the ability to fit LS1, LS6, LS3, and L92 cylinder heads. In summary, the LS2 is clearly the better all-around package from the factory.
What is the biggest cam you can put in a stock LS1?
MR2 – the TRex is designed to be the biggest cam you can put in an otherwise-stock LS1 motor. It makes ~450hp/410tq in F-bodies with minor bolt-ons and a good tune.
What Is a Stage 2 cam?
Stage 2: this is typically referred to an engine with a performance cam upgrade as well as the other components within a Stage 1 combination. It includes comprehensive headwork and aggressive cam. Requires larger throttle body & injectors as well as additional supportive mods. Would be considered fuel & tune sensitive.
How much HP can a stock LS hold?
The stock crankshaft can handle about 900 hp and 7,000 rpm (for a limited time). A Forged Crankshaft upgrade will add strength to the bottom end. Stroker cranks will also add extra displacement. If rods and pistons are replaced, it makes sense to upgrade the crank at the same time.
Which LS cam is biggest?
The 8710 cam picks up 26 degrees of intake and 31 degrees of exhaust duration at 0.050, and 0.074/0.080-inch lift. It clears the stock pistons, making it the largest drop-in cam Summit offers for a daily driver.
What kind of camshaft does a GM LS2 have?
Camshaft Design: also rotating inside the engine block is a hydraulic roller-lifter camshaft, however, while the LS2 pulls many design cues from the LS6 before, the LS2 features a notably less aggressive cam profile, with less lift and duration, with comparable LSA. The LS2 camshaft’s specifications lift include: 0.520/0.521-intake/exhaust lift
When did the GM LS2 engine come out?
The engine specs and information listed here is for the stock LS2 used in GM passenger cars from 2005-2007. Mechanically similar, General Motors’ LS and LS-based Vortec engines wound up on almost every branch of the GM family tree: Chevy, Pontiac, GMC, Cadillac, Buick—heck, even Saab, Hummer, and Isuzu got some LS love.
What are the dimensions of a GM LS2?
The bore and stroke dimensions are: 4.00-inch (101.6 mm) bore x 3.62-inch (92 mm) stroke, which gives the LS2 a 0.3L increase in displacement. Compared to the Gen III small block LS1, the LS2’s aluminum cylinder block casting is all-new, but based on the same basic principle, again, many parts can be used interchangeably.
How big is the LS2 engine in a corvette?
That engine displaced 7.5 liters (455 cubic-inches) and featured an engine design that was bespoke to Pontiac, and is therefore not related to this fourth-gen LS2. The 6.0L LS2 engine debuted in the 2005 Chevrolet Corvette C6, and was also immediately placed into several other General Motors products for the 2005 model year.