One Stop Solutions 98700 HVAC Heater Core

OE-Style Heater Core for Ranger and Navajo

One Stop Solutions Part Number 98700 is an HVAC heater core built for direct replacement service in select Ford and Mazda applications. It is engineered around original equipment form and function, with aluminum construction and pressure testing to support dependable cabin heat performance.

Key Features

• Drop-in fit, form, and function for OE-style replacement
• Premium grade aluminum construction for added durability
• Cadmium-plated tubes inside and out to help resist premature failure
• Individually pressure tested before release
• Includes foam and related accessories needed for installation
• Built to address common failure points in higher-mileage vehicles
• Cycle, vibration, burst, and environmental testing used during development

Detailed Product Overview

This HVAC heater core is designed for vehicles that need a direct replacement for a copper-style original unit. Part Number 98700 uses aluminum construction while maintaining the form and function expected in the factory heater box. It is a practical choice for restoring heat output in a 1983-1994 Ford Ranger, 1984-1988 Ford Bronco II, 1991-1994 Mazda Navajo, and 1994 Mazda B2300, B3000, or B4000. This part cross-references Remy 94700 for the same application.

Common Issues This Part May Address

• Weak or inconsistent cabin heat
• Coolant seepage from a leaking heater core
• Restricted coolant flow through a corroded core
• Failure caused by vibration or thermal cycling over time
• Reduced heater performance in higher-mileage Ford Ranger and Mazda truck applications

Installation Notes and Tips

Verify the vehicle year, make, and model before installation. Part Number 98700 is a direct replacement heater core, so fitment should be checked against the original unit and heater box configuration before reassembly. Inspect hoses, clamps, and surrounding HVAC components during service to help avoid repeat labor. Fits 1983-1994 Ford Ranger, N/A. Fits 1984-1988 Ford Bronco II, N/A. Fits 1991-1994 Mazda Navajo, N/A. Fits 1994 Mazda B2300, N/A. Fits 1994 Mazda B3000, N/A. Fits 1994 Mazda B4000, N/A.

Quality Assurance

OSC Premium New Automotive Heater Cores are built to OE form and function standards, use premium grade aluminum, and are individually pressure tested for quality control. The design also incorporates testing for cycle, vibration, burst, and environmental conditions to help support long-term service in demanding HVAC applications.