LA1 Engine Specifications
Engine Type: 3.4L V6 LA1
Displacement: 3350cc
Compression Ratio: 9.5:1
Valve Configuration: Overhead Valves
Assembly Site: Ramos Arizpe, Mexico, Tonawanda, NY
Valve Lifters: Hydraulic Roller
Firing Order: 1 - 2 - 3 - 4 - 5 - 6
Bore x Stroke: 92.00 x 84.00mm
Fuel System: Sequential Fuel Injection
Horsepower:
175 @ 4800 rpm (Grand Am GT)
170 @ 4800 rpm (Grand Am)
Torque (lb-ft):
205 @ 4000 rpm (Grand Am GT)
200 @ 4000 rpm (Grand Am)
Fuel Shut Off: 6000 rpm
Emissions Controls:
Evaporative System
Catalytic Converter
Exhaust Gas Recirulation
Positive Crankcase Ventilation
MATERIALS
Block: Cast Iron
Cylinder Head: Aluminum
Intake Manifold: Cast Aluminum
Exhaust Manifold: High Silicon Molybdenum Cast Nodular Iron
Main Bearing Caps: Powder Metal (1,2,3) Cast Iron (4)
Crankshaft: Cast Iron
Camshaft: Assembled Steel
Connecting Rods: Forged Steel
Additional Features:
Extended Life Spark Plugs
Extended Life Coolant
Oil Level Sensor
Engine Oil Life Monitoring
