Is the Cadillac STS V supercharged?
The heart of the Cadillac STS-V is a supercharged 4.4-liter V8. It produces 469 horsepower at 6,400 rpm and 439 lb-ft of torque at 3,800 rpm. Power is sent to the rear wheels through a six-speed automatic transmission that features manual-shift control. Expect a 0-to-60-mph time of fewer than 5 seconds.
Are Cadillac STS fast?
The STS had a 4.6 V-8 NorthStar engine that produced 320 horsepower and accelerated to 60 mph in 6 seconds. This car was also available with all-wheel drive for maximum performance.
How much horsepower does a 2009 Cadillac STS have?
302 to 320 hp2009 Cadillac STS / Horsepower
Does a 2008 Cadillac STS have a Northstar engine?
Top trim levels of the 2008 STS come with a 4.6-liter Northstar V8 VVT engine, delivering 320 horsepower at 6400 rpm and 315 pound-feet of torque at 4400 rpm.
What engine is in a 2009 Cadillac STS?
3.6 L V6
4.6 L V8
2009 Cadillac STS/Engine
The standard engine on the 2009 Cadillac STS is a 3.6-liter V6 that produces 302 horsepower and 272 pound-feet of torque. The optional engine choice is a 4.6-liter V8 making 320 hp and 315 lb-ft of torque.
How reliable is the Northstar V8?
Are Northstar engines reliable? Yes and no. The technical advancements this engine made also led to a lot of problems that were created by poor engine design. When the Northstar is reliable it’s a great engine, when it’s not it’s a terribly painful engine to own.
How much horsepower does a 2009 Cadillac STS V8 have?
320 hp2009 Cadillac STS V8 / Horsepower
The V8 generates 320 horsepower at 6400 rpm, and 315 pound-feet of torque at 4400 rpm.
Can I repurpose an STS-V supercharger and keep it Cadillac?
Repurposing an STS-V supercharger and keeping it Cadillac… So I am getting pretty excited about this. A fellow member and I have been bouncing stuff back and forth. I ended up buying a left over supercharger from when GM filed bankruptcy in 2009.
Will a 3 inch exhaust pipe fit a STS-V?
I have found 3″ pipes for CTS-V’s so it is not unreasonable to get one to fit. I know the LFX only has 2.5″ outlets but going to a 3″ exhaust shouldn’t really be affected much by that. So I measured the STS-V SC pulley and it is 2.75″. The SC balancer pulley I have is 6.50″ which comes out to a ratio of around 2.36:1. Way too much for this engine.
How much boost does the STS-V blower make?
The article says the STS-V blower was designed to make 12PSI of boost but the intercooler accounts for the lower boot numbers. And the pulley on this now seems really small. I may shoot for a 1.5:1 ratio or my car initially until I get it dialed in and do other up grades.
What happened to the GM supercharger?
I ended up buying a left over supercharger from when GM filed bankruptcy in 2009. These units were used on the STS-V and XLR-V cars but when GM filed bankruptcy they left the supplier with over 1600 of these units.