Cooling Fan Clutch for 1988 Chevrolet C1500 & More - Hayden 1705

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$39.99
MPN: 1705
Item Package Quantity: 1
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Hayden Engine Cooling Fan Clutch P/N:1705
Hayden Engine Cooling Fan Clutch P/N:1705
$39.99

Keep air pulling through your radiator with the Hayden Engine Cooling Fan Clutch 1705, a non-thermal fan clutch that drives the engine cooling fan and modulates its engagement to move air across the radiator core. It's a direct-fit replacement for many classic vehicles, including the 1988 Chevrolet C1500 (V6-4.3L, V8-5.0L) and the 1968-1985 Chevrolet Impala (L6-4.1L, V6-3.8L, V6-4.3L, V8-4.4L, V8-5.0L, V8-5.7L, V8-6.6L) — see the Buyer's Guide tab for the full list.

  • Non-thermal operation: engages based on drive speed rather than a temperature-sensitive spring.
  • Aluminum, precision machined: built by application to match OE performance, fit, and appearance.
  • Flange mount: 4 bolt holes, 5/16 in - 18 bolt thread, and a 7.2 in overall diameter.
  • Standard-duty unit: set up to work in standard or reverse rotation.

It meets or exceeds OEM specifications and is designed to install right out of the box. Mounting hardware is not included — consult the vehicle service information for the correct fasteners and whether they may be reused. Country of origin: Mexico.

Frequently Asked Questions

What does this fan clutch do?

It drives the engine cooling fan and modulates its engagement so the fan pulls air through the radiator, helping the cooling system manage engine temperature.

Is the 1705 a thermal fan clutch?

No. It's a non-thermal unit that engages based on drive speed rather than under-hood air temperature.

Does it include mounting hardware?

No, mounting hardware is not included. Consult the vehicle service information for the correct fasteners and whether they may be reused.

Can it be used with reverse-rotation applications?

Yes. This clutch is set up to work in both standard and reverse rotation, and it uses a 4-bolt flange mount with a 5/16 in - 18 bolt thread.

What are signs a fan clutch may need replacing?

Common signs include overheating at idle or low speed, a continuously loud fan roar, or a fan that freewheels by hand when the engine is off. Confirm the cause before replacing.