To: | Trevor Boicey <tboicey@brit.ca> |
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Subject: | Re: SU Dashpot oil |
From: | Ken Streeter <streeter@sanders.com> |
Date: | Tue, 28 Oct 1997 07:36:18 -0500 |
Cc: | Ken Streeter <streeter@sanders.com`>, Dave Rupert <Dave_Rupert@codl.com>, triumphs@Autox.Team.Net, DANMAS@aol.com |
References: | <9710278779.AA877976292@codl.com> <199710271913.OAA29266@rocket.sanders.lmco.com> <34554AD2.65B02031@brit.ca> |
Trevor Boicey wrote: > > The intent with the piston travel being damped is to slow > > the piston down when rising, so that less air gets in the > > air/fuel mix -- resulting in a richer mixture. > Mmmm... not quite. > The purpose is not to restrict the air, it's to make > the same amount of air go in through a smaller orifice. This > makes the air go faster over the jet, which increases the > "vacuum" and causes it to suck in more fuel. Trevor, You're right -- thanks for catching my mistake -- I knew the mixture got richer due to the damper, but erred when I jumped to the conclusion of "why." --ken -- Kenneth B. Streeter | EMAIL: streeter@sanders.com Sanders, PTP2-A001 | PO Box 868 | Voice: (603) 885-9604 Nashua, NH 03061 | Fax: (603) 885-0631 |
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