What is lq9 engine

The LQ9 is a high-performance version of the LQ4. The engine had cubic-inch displacement, 4. The engine featured to horsepower and to foot-pounds of torque, depending upon the type of engine heads -- early models were equipped with cast-iron heads.

If it has only one sensor in the front timing cover then it is a Gen 3. If it has two it is a Gen 4. All HO and Cadillacs that got the 6. However they are still gen3 engines. Pingback: Ask Away! They are excellent quality and the best value. They come in versions for Gen. Daniel, it is likely a gen.

No plugs on the front cover. I have a HD 6. Will my 03 aluminum heads bolt up? What gasket kit do I use to if I can use heads? Wanting to do cam swap and possibly LS3 heads. But I use as my daily driver and pull a inclosed trailer on occasions. What do you prefer on cam size and should I use truck flow for heads n cam or do you have any suggestions? Check out Vinci cams, their trucker cam is great, and I plan on upgrading my cam and springs with their parts soon on my 03 Denali.

What do you prefer on cam size and should I use trick flow for heads n cam or do you have any suggestions? I swapped from 5. Long tube headers with 3 inch mandrel bend back cat.

New rockers and push rods new rod and main bearings. Everyday driver averaging I would like more power however realize trans will need beefed up. Looking to get whp through a t In a c10 pickup and an lq4. Thank you for any input. To chime back in, the 6 liter in the 05 model truck was a gen 4 style. It had floating wristpins, the better rods.

However, every main bearing in it was scarred and no oil pressure. Somebody probably ran it without oil. I sold the motor and truck. Now planning on installing a 99 model 6 liter in a 69 Corvette. Was looking at cam ideas, and stall options for the 4L80e.

Those converters are expensive! I have a LQ4 that I would like to add a little power and cleaner look for the injection. There are some aftermarket manifolds that are high rise and will clear the accessory drive but then you run into hood issues.

Some just cut us the factory power steering bracket to clear. A little modding and it can be done. Aftermarket tensioners and pulleys may be necessary.

My pedal will not communicate with the tbody. Things are going good. What is the best rad design to use for my car , place it where the old rad was or put in in front of where the old rad was and add electric fans.

That is the route I would go. And if you want to save a few more hp, an electric water pump is good for a few more ponies. Pingback: LQ4 6. Has anyone ever installed head on the LQ4. I have a set I can install. But my plan is cam swap with truck cam , comp springs ,lifters tray, chain ,pump. There are some additional limitations on the warranty — please see the official GM warranty documentation for more information.

You must be logged in to post a review. Due to world events we are working with our manufacturers every day to ship and receive parts. I don't really keep up with any of the truck engines other than the LQ9 and the L So does that mean he can put this engine into his camaro?

I am just not real familiar with this engine, and I don't think my buddy is either. An LQ9? People are putting those blocks with stroker kits in their camaros and firebirds all the time, it makes a My bad I was thinking of the LQ4 with iron heads. Maybe this will help. The LQ4 6. The LQ9 6. Biggest change between the 2 are compression ratio with LQ4 having 9.