For what it's worth, I use non synthetics oils and I wouldn’t think of not change the filter with each oil change. When I installed the new engine in my 40 two years ago I asked the mechanic about using synthetic oil and was told absolutely not! For the reasons already explained here.
Andy Andrew Burton 139 Tuckerman Ave Middletown, RI USA 02842 www.burtonsailing.com http://sites.google.com/site/andrewburtonyachtservices/ +401 965-5260 > On Sep 2, 2019, at 10:05, David Risch via CnC-List <cnc-list@cnc-list.com> > wrote: > > Just to get a consensus...my changing the filter (oil yes of course) every > year is an unnecessary mess then? > From: CnC-List <cnc-list-boun...@cnc-list.com> on behalf of Tom Buscaglia via > CnC-List <cnc-list@cnc-list.com> > Sent: Sunday, September 1, 2019 1:14:34 PM > To: cnc-list@cnc-list.com <cnc-list@cnc-list.com> > Cc: Tom Buscaglia <t...@sv-alera.com> > Subject: Stus-List engine oil > > As an aside, in high school I had a 48 Ford with a flat head V 8. I wanted > to treat it good so instead of using regular 30 weight I used a nice > detergent 10-30. The detergent cleaned the gunk out of the bearings and > engine pretty much fell apart, blowing out so much oil that a could not see > out the rear view mirror. > > Tom Buscaglia > S/V Alera > 1990 C&C 37+/40 > Vashon WA > P 206.463.9200 > C 305.409.3660 > > > On Sep 1, 2019, at 9:00 AM, cnc-list-requ...@cnc-list.com wrote: > >> Message: 1 >> Date: Sat, 31 Aug 2019 17:36:28 +0000 (UTC) >> From: "Ronald B. Frerker" <rbfrer...@yahoo.com> >> To: C&C List <cnc-list@cnc-list.com> >> Subject: Re: Stus-List engine oil >> Message-ID: <1270410097.716485.1567272988...@mail.yahoo.com> >> Content-Type: text/plain; charset="utf-8" >> >> I'd been told by a mechanic, that one shouldn't put 100% synthetic oil in an >> old vehicle that had been using regular oil all its life.? The claim was >> that it would clean the engine too good and it would start leaking.It's >> highly recommended for newer cars of course.I would presume the same would >> be true for marine engines, unless the fact that they're diesels would make >> a difference???Anyone else ever heard that story and have heard whether it's >> true or not?RonWild CheriC&C 30-1?STL >> -------------- next part -------------- > _______________________________________________ > > Thanks everyone for supporting this list with your contributions. Each and > every one is greatly appreciated. If you want to support the list - use > PayPal to send contribution -- https://www.paypal.me/stumurray >
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