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This 3800 weighs only 22 lb (10 kg) more than the all-aluminum High Feature V6 that currently dominates GM's six-cylinder applications, despite being an all cast-iron design. The new intake manifold greatly improved airflow. To meet emissions standards, an EGR tube was placed in the intake manifold to reduce combustion temperatures.
Starting in 1979, a two-barrel intake fitted with a Rochester Varajet carburetor and dual take down exhaust manifold were used in trucks and vans. The "integrated" cylinder head and intake manifold claimed to have resulted in increased low end torque and fuel economy inclusive of a smoother operation, lowering NVH (noise, vibration, and harshness).
GM's number for this recall is N242454440. Owners may also contact NHTSA's safety hotline at 888-327-4236 (toll-free at 1-800-424-9153) or go to www.nhtsa.gov for further information. NHTSA's ...
A redesigned cylinder head and manifold for improved air flow. Variable exhaust valve timing (the LW2 engine only had variable intake valve timing) Specially-developed fuel injectors. New pistons with pentroof-style centre-domes and valve eyelets for a higher compression ratio of 12.2:1 (compared to 10.2:1 for the dual fuel engine).
GM's number for this recall is N242469160 and this recall is an expansion of NHTSA Recall 24V-060, the NHTSA said. Check car recalls here: Hyundai, Mercedes-Benz, Toyota among 276,000 vehicles ...
The engine plant (Factory 36) portion of Powertrain Flint North closed in 2008. It is famous for building the GM 3800 engine, one of the longest-produced automobile engines in history; the final 3800 was produced on August 22, 2008. [3] Shortly after its closure, scavengers stole an estimated US$100,000 of metal and wire from the building. [1]
The recall covers certain 2015 Chevrolet, GMC and Cadillac pickup trucks and SUVs, and includes about 1.02 million vehicles in the United States.
A high-rise, two-piece aluminum intake manifold and dual Carter AFB carburetors fed a 13.5:1 compression ratio to produce an under-rated SAE gross 430 hp (321 kW) and 575 lb⋅ft (780 N⋅m). Fifty RPO Z11 cars were produced at the Flint GM plant.