Hayden 2727 Engine Cooling Fan Clutch

Hayden 2727 Fan Clutch Overview

Hayden 2727 is a standard-duty engine cooling fan clutch built for reverse-rotation applications with a thermal design. It uses an aluminum construction, a flange mount, and a 4-bolt pattern to match the specified OE-style fitment for select Chevrolet, GMC, and Oldsmobile vehicles.

Compatible With 1988-1993 Chevrolet S10 and Chevrolet S10 Blazer, 1988-1991 GMC S15 Jimmy and GMC S15, 1991-1993 GMC Sonoma, 1992-1993 GMC Jimmy, and 1991-1993 Oldsmobile Bravada. Hayden 2727 is a direct-fit cooling fan clutch for vehicles listed without air conditioning.

Key Features

• Standard-duty thermal fan clutch for engine cooling control
• Reverse rotation design for the listed applications
• Aluminum housing with raw aluminum finish
• Flange mounting style with 4 bolt holes and 4 mounting holes
• 7.2 in. maximum clutch diameter
• 2.47 in. mount diameter and 3.25 in. fan bolt circle
• Meets or exceeds OEM requirements
• Performance rated and non-electronic

Product Details

This Hayden Fan Clutch line focuses on OE-style cooling performance for vehicles that rely on a mechanical fan drive. Part number 2727 is a thermal, non-electronic clutch with a 7.2 in. diameter, 3.58 in. overall height, and M10 x 1.5 bolt holes. The reverse-rotation configuration and standard-duty calibration make it a fitment-specific replacement for the listed Chevrolet S10, GMC S15, GMC Sonoma, GMC Jimmy, and Oldsmobile Bravada applications. This part cross-references Four Seasons 36726 for the same application.

Common Cooling Issues It Can Address

• Fan clutch engagement that no longer matches engine temperature demand
• Reduced airflow through the radiator at idle or low speed
• Cooling fan noise caused by a worn mechanical clutch
• Overheating concerns on the listed reverse-rotation applications
• Loss of consistent fan drive performance in daily driving

Installation Notes

Verify reverse rotation, flange mount dimensions, pilot depth, and fan bolt circle before installation. Mounting hardware is not included. Confirm the vehicle is one of the listed applications and that the cooling system is configured without air conditioning, as noted in the fitment data. Hayden 2727 should be matched to the correct fan and pulley setup for proper operation.

Quality Assurance

Hayden 2727 is a new fan clutch that meets or exceeds OEM specifications and is performance rated for the listed applications. The Hayden Fan Clutch product line is built for direct replacement use in mechanical cooling systems.

Fitment

• Fits 1988-1993 Chevrolet S10, N/A — Reverse Rotation Standard Duty Thermal Fan Clutch without AC
• Fits 1988-1993 Chevrolet S10 Blazer, N/A — Reverse Rotation Standard Duty Thermal Fan Clutch without AC
• Fits 1992-1993 GMC Jimmy, N/A — Reverse Rotation Standard Duty Thermal Fan Clutch without AC
• Fits 1991-1993 GMC Sonoma, N/A — Reverse Rotation Standard Duty Thermal Fan Clutch without AC
• Fits 1991-1993 Oldsmobile Bravada, N/A — Reverse Rotation Standard Duty Thermal Fan Clutch without AC
• Fits 1988-1991 GMC S15 Jimmy, N/A — Reverse Rotation Standard Duty Thermal Fan Clutch without AC
• Fits 1988-1990 GMC S15, N/A — Reverse Rotation Standard Duty Thermal Fan Clutch without AC