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1975-79 Honda GL1000K / 1976 GL1000LTD Thermostat Cover O-Ring ~ Replaces Honda OEM 91307-MB0-003

PART #: 03-0783
$4.50 USD USD

$4.50 USD

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Product Description

Thermostat Cover O-Ring - Replaces Honda OEM 91307-MB0-003. This O-ring seals the thermostat cover to its housing and must match the groove diameter, cross-section, and coolant/temperature exposure.

Use it when coolant seeps at the thermostat-cover joint, the old O-ring is flattened, swollen, or cracked, or the cover has been removed for service.

Fitment / Compatibility

Fits Honda:

  • Honda GL1000K (1975-79)
  • Honda GL1000LTD Limited (1976)

Product Details

  • Use area: Cooling-system thermostat-cover seal.
  • OEM/reference number: 91307-MB0-003.

Before Ordering

  • Confirm O-ring inside diameter, cross-section, groove location, thermostat-cover fit, coolant compatibility, and model application.
  • Clean the groove and mating face, lubricate the seal lightly where the service procedure calls for it, refill and bleed the cooling system, and check for leaks after warm-up.
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