Four Seasons 168378 A/C Compressor

Overview of Four Seasons New Compressor 168378

The Four Seasons New Compressor 168378 is designed specifically for Chevrolet Caprice and SS models, providing reliable air conditioning performance. This A/C compressor is engineered to work with R134a refrigerant and is compatible with Pag 46 refrigerant oil, ensuring efficient cooling in your vehicle's HVAC system.

• Compatible with Chevrolet Caprice and SS models
• Designed for R134a refrigerant systems
• Compatible with Pag 46 refrigerant oil type
• Includes A/C clutch with a maximum diameter of 4.91 inches
• Features a 4-groove serpentine pulley
• 12-volt coil voltage with 1 wire lead coil clock position
• Mounting type: 3 tangent one on rear head
• New compressor, part number 168378

Detailed Product Description

The Four Seasons New Compressor 168378 is a Nippondenso 6sbu14 type A/C compressor designed for precise fitment on Chevrolet Caprice and SS vehicles. It operates with R134a refrigerant and requires Pag 46 oil, though oil is not included with the unit. The compressor features a 4-groove serpentine pulley with a diameter of approximately 4.91 inches (124.62 mm), ensuring compatibility with the vehicle’s belt system. The clutch assembly is included and has a maximum diameter of 4.91 inches, with a clutch-to-mounting flange distance of 1.109375 inches. The coil operates at 12 volts and uses a single wire lead for connection. The mounting system uses three tangents, one located on the rear head, providing secure installation. Terminal connections are pin type, and the unit comes with two O-rings (part numbers 24402 and 24404) for sealing. Mounting hardware is not included.

Four Seasons New Compressor Product Line

The New Compressor line from Four Seasons focuses on delivering brand-new, direct replacement compressors designed to meet or exceed OEM specifications. This product line emphasizes quality and fitment accuracy, making it suitable for professional repairs and maintenance. The 168378 model is part of this line, ensuring that Chevrolet Caprice and SS owners receive a reliable and properly engineered component for their HVAC systems.

Common Applications and Issues Addressed

• Restores proper air conditioning function in Chevrolet Caprice and SS models
• Replaces worn or failed compressors causing insufficient cooling
• Solves issues related to clutch failure or pulley wear
• Addresses refrigerant leaks due to damaged seals or O-rings
• Improves system efficiency by replacing outdated or remanufactured compressors

Installation Notes and Tips

• Ensure compatibility with Chevrolet Caprice or SS before installation
• Use Pag 46 refrigerant oil as specified; oil is not included with the compressor
• Inspect and replace O-rings (24402 and 24404) to prevent leaks
• Verify serpentine belt condition and pulley alignment during installation
• Mounting hardware is not included; reuse existing hardware or source separately

Quality Assurance and Warranty

The Four Seasons New Compressor 168378 is a new, direct replacement part manufactured to meet OEM standards. It includes the A/C clutch and necessary sealing O-rings to ensure proper operation. While mounting hardware is not included, the compressor is designed for straightforward installation on compatible Chevrolet Caprice and SS models. Warranty details should be confirmed with the point of purchase or manufacturer documentation.