Lz9 Engine

General Motors High Value LZ9 engine is installed on Chevrolet Uplander2006-2008, Chevrolet Impala2007, Chevrolet Malibu2006-2007, and Chevrolet Monte Carlo2006 making the above mentioned models eligible for engine interchange. Explore the LZ9 Engine Technical Specifications. The car engine is the heart of any vehicle, converting fuel

Yup, hate to say it, but the 3500 and 3900 High Value engines are pretty much junk after 100,000 miles IMO our Impala with the 3500 has also had the oil pan gasket replaced, head gaskets replaced, water crossover gaskets replaced twice this was the design GM implemented to curtail the previous intake gasket fiasco - FAIL it uses a cheap o-ring style gasket that has been redesigned multiple

The most powerful of all the High Value engines was the mighty LZ9, which displaces a huge 3.9 liters yet has external dimensions just a few millimeters larger than its 2.8-liter ancestors

In reply to 1966642 by Kill R B As with all GM aluminum head 60V6 engines, it is an extremely quick revving engine. There is no hacking of the body metal as it is with all our conversions. We own the only LZ9 MGB in existence at this time. Our new economy conversion kit is very competitive with any other available kit.

Not all LZ9 engines came with a variable upper intake, if I recall correctly they did away with it in 09. 1997 Chevy Lumina LS- SOLD Mods3400 cylinder heads, 01 upper amp lower intake, 56mm throttle body, 22.5lbs injectors w 55psi regulator, 1' 38quot thick radiator, tuned with lower fan temps by wot-tech

The GM 3900 V6 engine is also called the 3900 High-Value V6 and is part of the High Value engine series by GM. All of the engines in the High-Value series have 60-degree overhead valves. GM manufactured the 3900 V6 as a replacement for the GM 3800 V6. It began manufacturing the 3900 High-Value engine series in the

Some LZ9 engines develop oil consumption issues as they age. Regular oil level checks are recommended, especially in higher-mileage examples. Maintenance Tips for LZ9 Engine Owners. To keep your LZ9 running strong Use the correct oil GM typically recommends 5W-30 for this engine Watch for leaks Pay special attention to the intake manifold

Click the button below to add the LZ9 3900 engine to your wish list. Related Products. 3500 Engine Cover 29.99. Ported and Polished 3900 LZ9 Upper and Lower Intakes w gaskets! 549.99. MMS 3900 LZ9 Engine Control Module ECM and Transmission Control Module TCM Package 349.99.

The 3900 quotLZ9quot, and the new 3500 quotLZ4LZEquot engines not to be confused with the regular variant 3500 quotLX9quot engine which is just a larger bore 3400 are what GM is calling the quotHigh Valuequot engines. These two engines share 80 of the components between each other.

The High Value engine family from General Motors is a group of cam-in-block or overhead valve V6 engines. The LZ9 3900 has roller rocker arms, a variable length intake manifold, and Variable Cam Timing, a novelty on a pushrod engine. A computer-controlled plenum divider, along with the VVT cam function, improves efficiency across a broader