5.3L V-8 L84

Five Generations
of Refinement

5.3L L84 V8 Small-Block Engine front side view
Horsepower:  355 HP @ 5600 RPM*
Torque:  383 LB-FT @ 4100 RPM*
Cylinders:  8
Fuel Type:  Unleaded Gasoline

5.4L L84 Features
& Specifications

The L84 builds upon the previous 5.3L L83 with the addition of integral components for Automatic Start/Stop capability and available Dynamic Fuel Management (DFM) for even greater efficiency over Active Fuel Management. Proven technologies including Direct Injection, Variable Valve Timing, and a single-stage oil pump continue to be part of the 5.3L heritage.

Type 5.3L Gen V V-8
Displacement 5328cc
Engine Orientation Longitudinal
Compression Ratio 11.0:1
Valve Configuration Overhead valves
Valves per Cylinder 2
Assembly Sites St. Catharines, Ontario of globally sourced parts
Valve Lifters Hydraulic roller
Firing Order 1 – 8 – 7 – 2 – 6 – 5 – 4 – 3
Bore x Stroke 96 x 92 mm
Fuel System Direct Injection
Fuel Type Regular unleaded
Maximum Engine Speed 5800 rpm
Emissions Controls Three-way catalytic converter, positive crankcase ventilation
Horsepower 355 hp (265 kW) @ 5600 rpm*
Torque 383 lb-ft (519 Nm) @ 4100 rpm*
Block Cast aluminum
Cylinder Head Cast aluminum
Intake Manifold Composite
Exhaust Manifold Cast nodular iron
Main Bearing Caps Powdered metal
Crankshaft Cast nodular iron
Camshaft Billet steel
Connecting Rod Forged powdered metal
*GM tested per SAE J1349.

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