Paul, that's interesting. More research turned up this: http://www.nicoclub.com/archives/kn-vs-oem-filter.html
Doesn't speak highly of K&N filters. Hmmmm. Dennis C. On Sat, Mar 4, 2017 at 1:01 PM, Paul Wyand <miatap...@gmail.com> wrote: > For a road going car I would not use a K&N filter, as they let too much > dirt through, though for an on-board marine diesel, I see no issues. Likely > better than the original. I know on gas motors they require a metal flame > arrester, but that is not required on a diesel. > > On Sat, Mar 4, 2017 at 10:42 AM, Dennis C. via CnC-List < > cnc-list@cnc-list.com> wrote: > >> I was ordering some onboard spare parts for my Universal 25XPB diesel >> when I couldn't find a part number for the foam pre-filter element that >> goes on the outside of the metal air intake screem assembly. In my >> research I found a thread about an OEM metal intake screen assembly that >> had deteriorated and spun off some small metal parts. Not good. I >> inspected my intake screen and it looked good. However, it gave me a bit of >> concern. >> >> A new metal air screen assembly is >$70. >> >> A bit more probing on the Web turned up a nice comforting solution for >> 1/2 the price. A non-metal air filter made by K&N. The RU-2450 has a 1.75 >> inch ID which fits the smaller Kubota diesels. I measured the intake for >> my Universal 25XPB at 1.75 inches. It apparently will fit the M25 and M30 >> diesels also but measure your intake to be sure. >> >> https://www.amazon.com/RU-2450-Universal-Rubber-Filter/dp/B00062YQRA >> >> I've used K&N permanent air filters on my car and trucks for years. Why >> not Touche's diesel? I already use a K&N oil filter on it. >> >> The very favorable reviews on the Amazon listing specifically mention >> Kubota based diesels. A couple mention noise reduction also. >> >> Just an FYI for those of you that have Kubota based diesels. :) >> >> Dennis C. >> Touche' 35-1 #83 >> Mandeville, LA >> >> _______________________________________________ >> >> This list is supported by the generous donations of our members. If you >> wish to make a contribution to offset our costs, please go to: >> https://www.paypal.me/stumurray >> >> All Contributions are greatly appreciated! >> >> >
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