1971-73 Honda CB500K Engine Oil Seal Kit Tail Light This 7:1 tachometer displays engine

This 7:1 tachometer displays engine RPM from the matching mechanical tachometer drive ratio

Inspect the water-pump shaft and mating surfaces for wear before fitting the new mechanical seal

Aftermarket thermostat

Confirm listed specification: 412 x 150

1971-73 Honda CB500K Engine Oil Seal Kit Tail Light This 7:1 tachometer displays engine1971 73 Honda CB500K Engine Oil Seal Kit. This oil seal retains oil around the matching shaft, hub, or housing bore. Replace hardened, cut, grooved, or leaking oil seals and inspect the running surface before assembly. Fitment Compatibility Fits Honda: CB500K (1971 73) Product Details Part type: oil seal Sold as a kit Before Ordering Confirm inside diameter, outside diameter, width, lip direction, shaft housing location, and OEM reference