Fast Eddie
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- Joined
- Oct 4, 2013
- Messages
- 20,637
If you want a bolt on breather that helps to manage (NOT cure) wet sumping, then this is my advice:
nycnorton.com
You still need to keep an eye on things, and if the bike has been left long enough for the oil level to drop below the gauze in the tank outlet, then you should still drain the sump by removing the drain screw and kicking it over a few times. But, in normal use inc being parked up for 2-3 weeks, this breather does a perfect job of evacuating sump oil back to the tank.
Reed Breather Kit
The Norton twin cylinder engine creates a serious amount of pressure in the crankcase as the motor spins. Over the years the factory attempted several methods to reduce this pressure – from a timed breather off the end of the cam on earlier motors, to a crude straight pipe from the timing chest on
nycnorton.com
You still need to keep an eye on things, and if the bike has been left long enough for the oil level to drop below the gauze in the tank outlet, then you should still drain the sump by removing the drain screw and kicking it over a few times. But, in normal use inc being parked up for 2-3 weeks, this breather does a perfect job of evacuating sump oil back to the tank.
