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GMC Syclone - Fan Clutch
"HAYDEN FAN CLUTCH -- Severe-Duty Thermal Design, Reverse Rotation, 6.45 in. Overall Diameter, 0.63 in. Pilot Diameter, 1.63 in. Fan Mount Height, 3.25 in. Fan Bolt Circle, M10 x 1.5 Hole 4 Bolt And Nut Threads, Turns The Fan 80-90% Of The Shaft Speed When Engaged And 20-30% When Disengaged, Used With 2-1/2 in. Deeper Pitch Fans, Features Land And Groove Design With Up To 72 Square Inch Of Working Area, Larger Working Surface Provides Cooler Running And Longer Life Expectancy, And Thicker Body And Deep Finned Faceplate Dissipate More Heat, Can Be Used In Place Of Many Heavy-Duty Clutches, With Hayden's Limited 5-Year Warranty"
- 1991 - 6Cyl 4.3L "Gas, FI, Turbo, VIN "Z" Base
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GMC Syclone - Fan Clutch
"HAYDEN FAN CLUTCH -- Heavy-Duty Thermal Design, Reverse Rotation, 7.23 in. Overall Diameter, 0.63 in. Pilot Diameter, 1.63 in. Fan Mount Height, 3.25 in. Fan Bolt Circle, M10 x 1.5 Hole 4 Bolt And Nut Threads, Turns The Fan 80-90% Of The Shaft Speed When Engaged And 20-30% When Disengaged, Used With 2-1/2 in. Deeper Pitch Fans, Features Land And Groove Design With Up To 72 Square Inch Of Working Area, Larger Working Surface Provides Cooler Running And Longer Life Expectancy, And Thicker Body And Deep Finned Faceplate Dissipate More Heat, Can Be Used In Place Of Many Heavy-Duty Clutches, With Hayden's Limited 5-Year Warranty"
- 1991 - 6Cyl 4.3L "Gas, FI, Turbo, VIN "Z" Base
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GMC Syclone - Clutch Slave Cylinder
w/ Borg-Warner Transmission
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GMC Syclone - Clutch Slave Cylinder
w/ Borg-Warner Transmission
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