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