6.0L V8 LC8

6.0L LC8 CNG/LPG Small-block Engine
Horsepower:  360 hp @ 5400 rpm*
Torque:  380 lb-ft @ 4200 rpm*
Cylinders:  8
Fuel Type:  Unleaded Gasoline, CNG, LPG

6.0L LC8 Features
& Specifications

The 6.0L V-8 LC8 is a dedicated CNG (compressed natural gas) version of the L96 engine found in Chevrolet and GMC heavy duty full-size pickups and vans. It is virtually identical to the L96, but includes hardened exhaust valves and valve seats for improved wear resistance and durability with gaseous fuel systems.

Type: 6.0L Gen IV V-8 Small Block
Displacement: 5967 cc
Engine Orientation: Longitudinal
Compression Ratio: 9.7:1
Valve Configuration: Overhead valves
Valves per Cylinder: 2
Assembly Sites: Silao, Mexico
Valve Lifters: Hydraulic roller
Firing Order: 1 - 8 - 7 - 2 - 6 - 5 - 4 - 3
Bore x Stroke: 101.6 x 92 mm
Fuel System: Sequential Fuel Injection
Fuel Type: Regular Unleaded, CNG, LPG
Horsepower: 360 hp (268 kW) @ 5400 rpm*
301 hp (225 kW) @ 5000 rpm**
332 hp (248 kW) @ 4800 rpm***
Torque: 380 lb-ft ( 515 Nm ) @ 4200 rpm*
333 lb-ft ( 452 Nm ) @ 4200 rpm**
370 lb-ft ( 501 Nm ) @ 4400 rpm ***
Maximum Engine Speed: 6000 rpm (Silverado)
Emissions Controls: Catalytic converter, Three-way catalyst, Positive crankcase ventilation
Block: Cast iron
Cylinder Head: Cast aluminum
Intake Manifold: Composite
Exhaust Manifold: Cast nodular iron
Main Bearing Caps: Powder metal
Crankshaft: Cast nodular iron with undercut and rolled fillets
Camshaft: Hollow steel
Connecting Rods: Powder metal
*As tested in Chevrolet Silverado HD Gasoline.
**As tested in Chevrolet Silverado HD CNG.
***As tested in Chevrolet Express LPG.

CONTACT US

Become An
Integrator

GM PRIVACY STATEMENT

This contact form is intended for current and prospective U.S. and international business customers in search of GM engine and/or transmission solutions. If you are looking for parts, service, or GM vehicle support, please click here.

This contact form is intended for current and prospective U.S. and international business customers in search of GM engine and/or transmission solutions. If you are looking for parts, service, or GM vehicle support, please click here.

COUNTRY *
STATE (If In U.S.)
CITY (If In U.S.)

* indicates a required field

Our Brands

Vehicle Support

OEM & AFTERMARKET PARTS

Fleet Business Customers

Marine

Industrial

On-Road

Off-Road

Products

About Us

Become An Integrator

©2022 General Motors Copyright & Trademark Privacy Statement

The information contained on this website is proprietary information of General Motors protected by trademark, copyright, and other intellectual property laws. By using this site, you acknowledge and agree that, other than downloading or printing a single copy of a particular work for your own personal use, you are expressly prohibited from reproducing, distributing, selling, or displaying any of the works contained within the website in any other manner without the express written permission of General Motors.