Four Seasons 6623R A/C Compressor Kit

Overview

Four Seasons 6623R is a PAC-Kit with a remanufactured A/C compressor for select Chevrolet truck applications. It is built for vehicles that use an A6 compressor and the listed pulley and switch-port configuration, making it a focused replacement for the original HVAC setup.

Key Features

• Remanufactured compressor kit for HVAC service
• Configured for A6 compressor applications
• Includes a 5.12-inch pulley diameter and single-groove pulley setup
• High-pressure switch port configuration noted in fitment
• Four Seasons 6623R for targeted A/C compressor replacement

Fitment

• Fits 1985-1986 Chevrolet P20, N/A, with A6 compressor; compressor with 5.12-inch diameter pulley; compressor with single-groove pulley; compressor with high pressure switch port.
• Fits 1985-1986 Chevrolet P30, N/A, with A6 compressor; compressor with 5.12-inch diameter pulley; compressor with single-groove pulley; compressor with high pressure switch port.
• Fits 1985 Chevrolet P30, N/A, with A6 compressor.

What It Helps Address

• Loss of A/C compressor function
• Noisy or worn compressor operation
• Incorrect pulley or switch-port configuration
• HVAC service needs on original equipment-style systems

Installation Notes

Verify compressor style, pulley diameter, groove count, and high-pressure switch port details against the vehicle before installation. Fitment notes also reference related service components, including the accumulator, orifice, flush, and oil listed for the application. This part cross-references Monroe Shocks & Struts (e.g., 57096, 33118) for the same application.

Quality Assurance

Four Seasons PAC-Kit products are organized as application-specific HVAC replacement components for service work on original system configurations. Use the part number 6623R and the fitment notes to confirm the correct compressor kit before ordering.