Isuzu INDUSTRIAL ENGINES
In ProductionIsuzu 4HV1 Natural Gas
Alternative Fuel Power Unit
Isuzu 4HV1 is a 4.6 L inline-four, naturally aspirated spark-ignited industrial engine for natural gas and propane applications including generator sets. Isuzu rates the natural-gas version at 78.4 hp (58.5 kWm) at 1800 RPM. EPA family KINDB04.64HV and its carryovers record a matching 59.5 kWm natural-gas configuration under certifier Tennessee Propulsion Products for model years 2019 through 2021.
Cylinders / Config
L4 Naturally Aspirated
Displacement
4.6 L
Mechanical & Electrical Specifications
| Brand | Isuzu |
| Model | 4HV1 Natural Gas |
| Series | Alternative Fuel Power Unit |
| Configuration | L4 Naturally Aspirated |
| Cylinders | 4 |
| Displacement | 4.6 L |
| Fuel Type | Natural Gas |
| Ignition Type | Spark Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | U.S. EPA Stationary |
| Certifications | U.S. EPA Tier 2 Stationary, U.S. EPA Phase 3 Class II Emergency Stationary, U.S. EPA Part 1048 |
| Country of Origin | Japan / United States |
Frequently Asked Questions
What fuel does the Isuzu 4HV1 Natural Gas use?
The Isuzu 4HV1 Natural Gas is a Natural Gas generator-set engine.
What is the displacement and cylinder configuration of the 4HV1 Natural Gas?
The Isuzu 4HV1 Natural Gas is an inline-4 (4-cylinder) engine with a displacement of 4.6 L.
What emissions standard does the 4HV1 Natural Gas meet?
The Isuzu 4HV1 Natural Gas is certified to U.S. EPA Stationary emissions standards.
Is the Isuzu 4HV1 Natural Gas still in production?
Yes — the Isuzu 4HV1 Natural Gas is a current production model.
Is a datasheet available for the 4HV1 Natural Gas?
Yes — an official Isuzu datasheet for the Isuzu 4HV1 Natural Gas can be downloaded from this page.