What kind of engine is a LQ9?
The LQ9 is a Gen. 3 small block engine used in GM trucks between 2002 and 2007. For marketing purposes, it was also known as the Vortec HO 6000 or VortecMAX.
How much horsepower does a 605 TFs have?
06. The TFS Gen X heads, Brian Tooley cam, and IR intake combined to exceed 600 hp with peak readings of 605 hp at 6,700 rpm and 533 lb-ft at 5,000 rpm. 07. The stock 5.3L bottom end of our turbo combination was beefed up slightly with new Fel-Pro MLS head gaskets and ARP head studs.
What kind of engine is a Vortec HO 6000?
For marketing purposes, it was also known as the Vortec HO 6000 or VortecMAX. The information listed here is for the stock engine. 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.
How much HP can you add to a LQ4 fuel system?
Upgrading the LQ4/LQ9 Fuel System and Tuning The factory injectors are only rated at 25 lbs. and won’t support much more than 380 hp. Plan on upgrading to larger fuel injectors to meet the fuel demands of increased power. Custom tuning will be required to properly adjust the fuel and ignition timing.
What makes LS engines so popular?
Since LS and Vortec engines are so common, they’ve become the go-to performance and swap engines of the modern era. These motors are capable of making a lot of horsepower, and respond well to upgrades like turbos, superchargers, high-flow cylinder heads, intake systems, cams, and nitrous oxide.
What parts are needed for a lq4/lq9 cam swap?
There are a few other parts needed for a LQ4/LQ9 cam swap such as an LS2 timing chain, LS7 spec lifters, LS2 timing chain damper and adapter, and .080 in. wall pushrods.