4.3L V-6 LV1

THE MARK OF MASTERMINDS

HORSEPOWER: 285 HP @ 5300 RPM*

TORQUE: 305 LB-FT @ 3900 RPM*

CYLINDERS: 6

FUEL TYPE: UNLEADED GASOLINE, E85

4.3L V-6 LV1 Features & Specifications

GM engineers spent more than 10 million hours creating the technology within the 4.3L V-6 LV1 engine. Every millimeter of the 4.3L V6 LV1 combustion system was carefully designed to support the ideal combination of Direct Injection and Variable Valve Timing, making the most of power, torque, and efficiency.


An aluminum-block casting encapsulates state-of-the-art technology such as Direct Injection, Variable Valve Timing, high-pressure fuel pumps and more.

Type:

4.3L V-6 Small-Block

Displacement:

4301cc

Engine Orientation:

Longitudinal

Compression Ratio:

11.0:1

Valve Configuration:

Overhead Valves

Valves per Cylinder:

2

Assembly Sites:

Tonawanda, NY, and Ramos, Mexico

Valve Lifters:

Hydraulic roller

Firing Order:

1–6–5–4–3–2

Bore x Stroke:

99.6 x 92 mm

Fuel System:

Direct Injection

Fuel Type:

Regular Unleaded and E85

Maximum Engine Speed:

5800 rpm

Emissions Control:

Evaporative Emissions, Bin 4 Emissions, Returnless Fuel System

Horsepower:

285 hp (213 kW) @ 5300 RPM*

Torque:

305 lb-ft (413 Nm) @ 3900 RPM*

Block:

Cast Aluminum

Cylinder Head:

Cast Aluminum

Intake Manifold:

Composite

Exhaust Manifold:

Cast Nodular Iron

Main Bearing Caps:

Powder Metal

Crankshaft:

Forged Steel

Camshaft:

Billet Steel

Connecting Rods:

Powder Metal

*As tested in Chevrolet Silverado.