Nissens 891551 A/C Compressor

Nissens A/C Compressor for Honda Civic and Acura RSX

The Nissens 891551 A/C compressor is built to OE standards for dependable air conditioning performance in demanding driving conditions. It is engineered with critical components such as the pulley, clutch, hub, bearing, and wobble plate designed to support smooth pumping action, low noise, and reduced vibration.

Compatible with 2002-2006 Acura RSX and 2002-2005 Honda Civic, this R134A compressor is a direct-fit HVAC replacement for vehicles using a serpentine belt drive and HS090 compressor type.

• OE-standard A/C compressor construction from Nissens
• Refrigerant type: R134A
• Compatible refrigerant oil: PAG 46
• Oil filled: Yes
• Clutch included: Yes
• 7-groove serpentine pulley
• 12-volt electrical system
• O-rings included and installed for service readiness
• Part number: 891551

Detailed Product Overview

Nissens 891551 is an A/C compressor for Honda Civic and Acura RSX applications that require an HS090-style unit with a 7-groove serpentine pulley and single-pin connector. The compressor is filled with shipping oil only, so it must be drained and refilled with the correct PAG 46 oil before installation. This part is built for R134A systems and includes the clutch and O-rings needed for a proper compressor replacement. The part number 891551 is also referenced in aftermarket cross listings for the same application.

What This Compressor Helps Address

• Weak or no cabin cooling from a worn compressor
• Excessive compressor noise or vibration
• Clutch engagement problems
• Refrigerant circulation issues in the A/C system
• Restoring proper A/C operation on 2002-2006 Acura RSX and 2002-2005 Honda Civic models

Installation Notes and Tips

Drain the shipping oil and refill with the specified PAG 46 oil before installation. Verify the system uses R134A refrigerant and confirm pulley groove count, connector style, and compressor type match the original unit. Replace the O-rings during service and inspect the condenser, expansion device, and refrigerant lines for contamination or debris before charging the system. Fits 2002-2006 Acura RSX and 2002-2005 Honda Civic, N/A.

Quality Assurance

Nissens manufactures compressors to OE standards and tests them for performance under high-stress operating conditions. The design focus on the pulley, clutch, hub, bearing, and wobble plate supports consistent pumping performance and durability in everyday HVAC service. Part number 891551 is built to meet the requirements of the listed Honda Civic and Acura RSX applications.