Is the L99 an LS engine?
The L99 is a 6.2L, Gen. 4, small block engine used in the Chevy Camaro SS from 2010-2015. Since LS and Vortec engines are so common, they’ve become the go-to performance and swap engines of the modern era.
What car has the L99 engine?
Camaro SS
The L99 was an adapted version of the LS3. It was ONLY available in the 2010-15 Camaro SS with an automatic transmission. It used different pistons, crankshaft, camshaft, and valves.
How much HP can L99 handle?
They can handle about 800 hp and 7000 rpm in boosted applications (at least for a while). They are likely to bend before they break when subjected to real track conditions. If you’re getting forged pistons, upgrade to forged connecting rods at the same time.
Is L99 same as LS3?
The L99 is a 400-horsepower engine while its fraternal twin–LS3–is rated at 422 hp. The difference lies in the valvetrain; as the short-block, heads, and intake manifold are identical. One small note is that the L99 does have slightly less compression than the LS3 powerplants.
Is the L99 direct injection?
The LS3 and L99 are port fuel injected. The LLT and LFX were direct injected. The LT1 in the 6th gen is direct injected well.
Is L99 is LS3 better?
Performance. Consumers might favor the slight power increase in the LS3 over the L99, even though both engines demonstrate high performance values. The L99 engine has a slightly less horsepower output rating, as the vehicle is advertised with 400 brake horsepower and 410 lbs/ft of torque.
How can you tell the difference between a L99 and LS3?
Does LS3 have forged internals?
The LS3 engine is built around a strong cast aluminum block with 6-bolt main caps and internal components with performance and the enthusiast in mind. It features a strong nodular iron crankshaft, with powdered metal forged connecting rods, and hypereutectic aluminum pistons.
Did the LS3 have VVT?
Early Gen IV engines like the LS2, LS3, LS7, LSA, and LS9 did not employ VVT. Conversely, all Gen V engines come with VVT and AFM. At least a portion of this torque can be credited to VVT.
How many quarts of oil does a L99 engine take?
8 quarts
Engine Oil
| Viscosity: | 5W-30 (All TEMPS) |
|---|---|
| Capacity: | 8 quarts. (with filter)After refill check oil level. |
| Torque: | 18 ft/lbs (Oil Drain Plug) |
| Notes: | This specification has been updated from Dexos 1 (Dexos:2010) to Dexos1 Gen 2 (Dexos:2015) |
How much does an L99 engine weigh?
Weight: 409.2 lbs.
Where is the Chevy Camaro L99 engine made?
The L99 is assembled at GM’s facilities in St. Catharines, Ontario and is utilized by fifth-generation Chevrolet Camaro SS models and Chevrolet SS sedans equipped with automatic transmissions. Meanwhile, such models equipped with the six-speed manual transmission are powered by the LS3.
What is the compression ratio of an L99 motor?
The compression ratio of the L99 motor is 10.4:1, as the pistons have valve reliefs machined in the top halves of the pieces. The LS3’s compression ratio is 10.7:1.
Which is better the LS3 or the L99?
The compression ratio of the L99 motor is 10.4:1, as the pistons have valve reliefs machined in the top halves of the pieces. The LS3’s compression ratio is 10.7:1. Consumers might favor the slight power increase in the LS3 over the L99, even though both engines demonstrate high performance values.
What kind of fuel does the GM L99 V8 use?
The L99 6.2L V8 offers Active Fuel Management (AFM) cylinder deactivation technology and FlexFuel capability, allowing it to run on E85 ethanol. Active Fuel Management allows the engine to operate on only four cylinders during certain light-load driving conditions, saving the fuel normally used to drive all eight cylinders.