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pre air filter
Posted: Fri May 01, 2009 10:48 am
by gazm
Hi, I've done a search on here and on google but no joy. The pre air filter on my 1989 nc30 is missing, Does anyone know either the part number, where I could get one or if I could use something from say a vacuum spares shop. Cheers.
Re: pre air filter
Posted: Fri May 01, 2009 10:54 am
by CMSMJ1
What do you mean by pre air filter?
The NC has a large filter under the airbox. It also has a small filter which is the "sub air cleaner" - this the one you want?
Re: pre air filter
Posted: Fri May 01, 2009 11:01 am
by Cammo
Yo Gaz, you can use any type of filter that fits.
A green dishwashing scourer pad will do it's just an emissions thing.
Oh, welcome!

Re: pre air filter
Posted: Fri May 01, 2009 4:34 pm
by RickOliver
Strictly speaking it`s not an emissions thing - what the little sub filter does is to remove the dust & crap from the air which is drawn in under the carb diaphragms as they rise. If you`d ever seen the scoring on the slides of carbs which have been run with the filter missing you`d appreciate why it`s there.
If you don`t fancy paying Honda £6 for one I have them in stock @ £1.50...
Rick
Re: pre air filter
Posted: Sun May 03, 2009 2:14 pm
by gazm
Yes it's the sub air filter I mean, the one that stops larger crap getting to the main air filter. £1.50 seems good, do you have a site address to buy from as I need a main air filter, oil filter head bearings etc. Thanks Gaz.