Honda-SOHC

SOHC.co.uk Forums => CB750 => Topic started by: mickharrow on August 03, 2015, 11:58:49 AM

Title: Crankcase breather
Post by: mickharrow on August 03, 2015, 11:58:49 AM

This might sound like a silly question but does the lower crankcase breather vent to atmosphere or does it vent back through the oil tank

Title: Re: Crankcase breather
Post by: Trigger on August 03, 2015, 12:04:59 PM

Should go to the oil tank  ;)

Title: Re: Crankcase breather
Post by: Spitfire on August 03, 2015, 12:10:48 PM

This might help
(http://i192.photobucket.com/albums/z244/DennisMcc/Progress%20shots/F1Breatherpot.jpg)

Cheers

Dennis

Title: Re: Crankcase breather
Post by: mickharrow on August 03, 2015, 12:24:16 PM

Well then I have got it right but the question arose because I have fitted an electrix system to my track cb750 and keep getting oil coming out of the crankcase oil seal and cannot see why