FMBP 10342HV Engine Oil Pump

High-Volume HEMI Oil Pump

The Melling 10342HV is a performance oil pump built for Chrysler HEMI applications that need stronger oiling under demanding RPM conditions. It is a high-volume upgrade over the 10342 and is engineered for 5.7L and 6.1L HEMI engines.

For Chrysler 300, Dodge Charger, and Dodge Ram 1500 applications, this pump combines a cast aluminum housing, cast iron cover, and adjustable bypass pressure for controlled oil delivery. The 10342HV part number is also associated with a pressure-adjustable relief valve and individually tested flow and pressure output.

• High-volume, high-pressure oil pump for performance use
• Cast aluminum housing with anodized finish for added durability
• Cast iron cover and sintered metal rotors for pump strength
• Adjustable bypass pressure with optional spring settings
• Includes oil pump screen seal and O-ring for the pickup tube assembly

Detailed Application Notes

This Melling 10342HV oil pump is designed specifically for Chrysler HEMI engines and is an upgrade for the M342 pump number. It uses a crankshaft drive type, a crescent-style pump design, and a 1.125-inch pickup tube diameter. The 10342HV part number is a fitment-based choice for drivers looking to maintain oil pressure in Chrysler 300, Dodge Charger, and Dodge Ram 1500 platforms listed in the application data.

What It Helps Address

• Low oil pressure under higher engine speed
• Oil delivery concerns in performance applications
• Wear from demanding operating conditions
• Need for a higher-volume replacement pump
• Pressure control changes from stock pump behavior

Installation Notes and Tips

Verify engine application before installation, since this pump is listed for specific Chrysler, Dodge, and Ram HEMI fitments. The pump includes an O-ring for the oil pickup tube assembly, and the relief valve uses an adjustable screw-in plug design. Confirm pickup tube diameter, mounting hole pattern, and pump cover clearance during service.

Quality Assurance

Melling states that this pump is made in the USA and individually tested for pressure and flow under actual engine operating conditions. The 10342HV is built as a performance-grade replacement for HEMI applications and is supplied with a high-volume design for demanding use.