Is a LQ9 a Gen 4?
The LQ9 is a 6.0L 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 does a LQ9 cost?
Base Price LQ9 $13,499 / LY6 $14,199.
Are LQ9 reliable?
Despite the GM 5.3 LQ9 engines becoming increasingly popular with auto enthusiasts, they still can be found for a decent price. Reliability among these engines has been proven through daily drivers known to go over 200k miles without any issues.
Is an LQ4 better than an LQ9?
The ONLY difference between an LQ4 and LQ9 is the piston!
The LQ4 piston is dished where as the LQ9 is a flat-top increasing compression to 10:1, and HP to 345 factory. The LQ9 is a limited production engine and VERY desirable as it is the HO 6.0L and comes with a premium price.
How do I know if I have LQ4 or LQ9?
The only differences were:
- The LQ4 came with dished pistons.
- The LQ9 came with flat top pistons. (This raised the compression ratio, horsepower, and torque.)
- The LQ9 had injectors with a slightly higher flow rating.
Is the LQ9 or LQ4 better?
How much HP can a LQ9 handle?
1,000 hp
The LQ4 and LQ9 have very strong blocks. They can handle over 1,000 hp.
How can you tell the difference between LQ9 and LQ4?
The 6.0L LQ4 and LQ9 are iron blocks, only difference between them is compression ration. Only real difference is pistons LQ4 had dished and LQ9 had flat tops (yes rods were different on early LQ4 and 99-00 had iron heads) Only way to tell is look at pistons or vin of donor save for 99-00 with iron heads as its an LQ4.
How much HP can a stock LQ4 handle?
How much HP can a stock LQ9 handle?
Which motor is better LQ4 or LQ9?
Which LS engine is strongest?
The LS9 (6.2 liter, 376ci) was the first LS variant to get a supercharger, making it the most powerful LS from GM at 638 hp.
How can you tell the difference between LQ4 and LQ9?
The only differences were:
- The LQ4 came with dished pistons.
- The LQ9 came with flat top pistons. (This raised the compression ratio, horsepower, and torque.)
- The LQ9 had injectors with a slightly higher flow rating.
What is the difference between LQ4 and LQ9?
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. |