[Roadsters] Roadster cuts out at 3k rpms

[robert k. smith]

hi jon, did you get my suggestion to ck. the fittings that the little

hose hooks to?(between the moveable jet and the bottom of

the float chamber). i had one situation where there was a

partial blockage in that fitting area.  bob smith

> From: steve at olsonarchitect.com
> To: datsun-roadsters at autox.team.net; shas1983 at netzero.net
> Date: Tue, 20 Apr 2010 13:51:55 -0700
> Subject: Re: [Roadsters] Roadster cuts out at 3k rpms
>
> I would recommend rejetting the needles or raising them up into the piston
> a-bit.
> My R16 would not rev past 5k after I changed air filter to K&N's w/
velocity
> stacks.
> I put in a richer needle profile and she revs up to redline no problem.
> Results from pulling the choke is tha same as yours.
> I also had it backfires from leaning out as well before changing needles.
>
> Steve
>
> > Date: Mon, 19 Apr 2010 03:03:00 GMT
> > From: "shas1983 at netzero.net" <shas1983 at netzero.net>
> > Subject: Re: [Roadsters] Roadster cuts out at 3k rpms
> > To: pat at hornesystemstx.com, datsun-roadsters at autox.team.net
> > Message-ID: <20100418.200300.7519.0 at webmail18.dca.untd.com>
> > Content-Type: text/plain; charset="us-ascii"
> >
> > Confirmed fuel starvation. All ignition items check. Timing is good. No
> vacuum
> > leaks.Perfect fuel pressure. Engine will climb past 3000 if I pull the
> choke
> > full lowering the jets.
> > Pulled the screens at the floats. Cleaned them, but they we not bad. I
> think
> > my floats are not set correctly. My float bowls have what I believe are
> called
> > gross jets. These have a ball valve instead of the normal pin. They flow
> more
> > fuel but seem to close a bit quicker than the pins. Does anyone know if
> they
> > need to be set differently than the normal floats?
> > Thanks
> > Jon Carlisle
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