Four Seasons 6519R A/C Compressor Kit

Four Seasons 6519R PAC-Kit w/ Reman Compressor

Four Seasons 6519R is an A/C compressor kit for select 1974-1976 Lincoln Continental and Mercury Marquis applications with an A6 compressor setup. This PAC-Kit with reman compressor is built for direct replacement service on factory air systems that match the listed pulley, thread, and switch configurations.

Key Features

• Four Seasons PAC-Kit w/ reman compressor
• Application-specific A/C compressor kit for select Lincoln Continental and Mercury Marquis vehicles
• Fits vehicles with A6 compressor configurations listed in the fitment data
• Includes compressor-related service components referenced by the application notes
• Part number 6519R for catalog and search accuracy

Product Details

The Four Seasons PAC-Kit line combines compressor replacement with the supporting A/C service components needed for the listed vehicle applications. Part number 6519R is specified for 1974-1976 Lincoln Continental and 1975-1976 Mercury Marquis models with factory air and the exact compressor details shown in the fitment notes, including pulley diameter, metric threads, single-groove pulley, and switch-equipped configurations where listed. If you are sourcing a remanufactured A/C compressor kit for a classic Lincoln Continental or Mercury Marquis, 6519R provides a catalog-matched solution for those exact setups.

What It Helps Address

• Weak or non-functioning air conditioning compressor operation
• Noisy compressor performance in an aging A/C system
• Loss of cooling output from worn compressor internals
• Service needs on factory air systems with A6 compressor configurations
• Replacement of a failed compressor assembly on listed Lincoln and Mercury models

Installation Notes

Verify the existing compressor style and all fitment notes before ordering. This part is listed for vehicles with A6 compressor applications and specific pulley, thread, and switch configurations; match those details to the vehicle before installation. Confirm system cleanliness and follow standard A/C service procedures during compressor replacement.

Quality Assurance

Four Seasons is a recognized aftermarket brand for climate control components, and the PAC-Kit w/ Reman Compressor product line is cataloged for application-specific A/C service. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.