Cummins Onan 148-1145 LPG Vapor Regulator for RV Generator

The Cummins Onan 148-1145 is a genuine OEM LPG Vapor Regulator designed for Cummins Onan RV generator sets running on liquefied petroleum gas (LPG) or propane fuel. This low-pressure vapor regulator is a critical fuel system component that controls and reduces incoming LP gas pressure to the precise level required by the generator's fuel mixer, ensuring consistent and reliable engine operation.

As a direct OEM replacement part, the 148-1145 is engineered to meet Cummins Onan's original factory specifications, maintaining the performance and reliability your generator was designed to deliver. It is referenced in official Cummins Onan parts manuals for the HGJAA, HGJAB, HGJAC, and KY series RV generator sets.

Key Features:

• Genuine Cummins Onan OEM replacement LP vapor regulator
• Compatible with LP (propane) and natural gas fuel systems
• Low-pressure demand-style regulator design
• Direct factory replacement for HGJAA, HGJAB, HGJAC, and KY series Onan RV generators
• Cross-reference: Also known by superseded part number 039-1145
• Ensures proper fuel delivery for stable generator output

Replacing a worn or failed LP regulator with the genuine Cummins Onan 148-1145 helps restore proper fuel pressure and protect your generator from lean-running conditions, hard starts, and uneven power output. Always use genuine Cummins Onan parts for critical fuel system components to maintain warranty compliance and long-term reliability.