On my 35 mk I, I have a 4:1 and another 4:1 tweaker/fine tune adjustment. Bob Mann Mystic
> On 10/23/2022 3:25 PM Joe Della Barba via CnC-List > <cnc-list@cnc-list.com> wrote: > > > > Great advice! > > I think I will grab the 6:1 sheet and the 4:1 can go back to being a > preventer. If I really wanted to I guess I could swap them out as desired. > > > Joe > > Coquina > > > From: ALAN BERGEN via CnC-List <cnc-list@cnc-list.com> > Sent: Sunday, October 23, 2022 1:18 PM > To: Stus-List <cnc-list@cnc-list.com> > Cc: ALAN BERGEN <trya...@alumni.usc.edu> > Subject: Stus-List Re: 35 MK I Mainsheet and Vang > > > 4:1 is not enough in heavy air. As you increase the purchase (6:1), you > will have more friction which makes it more difficult to ease the sheet in > light air. Also, as you increase the purchase, you will have a longer sheet, > and it will take longer to sheet in and out. I have a 4:1 purchase plus a > mainsheet winch. The winch gives me the extra strength I need in heavy air, > and the 4:1 (rather than 6:1) lets me sheet in and out faster. You have to > decide what is more important for you. > > > Alan Bergen > > 35 Mk III Thirsty > > Rose City YC > > Portland, OR > > > > > On Sun, Oct 23, 2022 at 9:37 AM Joe Della Barba via CnC-List > <cnc-list@cnc-list.com mailto:cnc-list@cnc-list.com > wrote: > > > > > > I just now unrigged the mainsheet and replaced it with a 4:1 > > mainsheet and cam cleat that I had as a preventer for a proof-of-concept. > > The preventer has been on the boat for so long I forgot where it came from, > > but looking at the mainsheet systems online and at Bacons it became obvious > > this IS a mainsheet so I decided to try it out. So far it has only got a > > light air test, I am loving the lack of friction compared to the stock > > system that goes up to the mast and back to a winch. > > My question is this; will 4:1 be enough? Bacon's has a 6:1 > > mainsheet for a reasonable price, I can buy that and send the 4:1 back to > > preventer duty easily enough. > > > > While I was at it I noticed the vang, one of those Quick-Vangs with > > a spring, had the line fed through a turning block far enough from the mast > > that it had a significant change in tension as the boom swung. I have no > > idea how I haven't stared at this for decades and not noticed, the yard > > installed it ages ago and I just never realized they did it wrong. Now the > > line feeds to a turning block almost at the pivot point, changes in tension > > will be almost nonexistant. > > > > > > Joe Della Barba > > Coquina C&C 35 MK I > > Kent Island MD USA > > > > > > >
