Originally posted by Boomer
One ways are bearings
- bearings need lubrication
- therefore, by transitive, one ways need lubrication.
The NTC3 (and TC3) one-ways should not be as prone to dirt and crud as other cars since the diff cases are sealed so lubing it should not be a problem.
Lube it or luse it (sorry Jiffy Lube! 
)
actually,the 2 sp one way should be cleaned every few runs also....spray with motor spray,lube wil serpent one way lube,you're done..