Sounds like ignition to me. I'd check:
- points
- rotor
- distributor cap
bs
***************************************************************
Bob Spidell San Jose, CA bspidell@comcast.net
'67 Austin-Healey 3000 '56 Austin-Healey 100M
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Subject: I'm OD'ing! + intermittant rough running
> In my haste to get my Healey completed & back on the road, I never bothered to
> check whether the overdrive was working. So, of course, it wasn't. Finally,
> after ignoring this fact for a while, I tore things back apart this weekend,
> and after some minor solenoid lever adjustments it's working like a champ.
> The first time it engaged, I was shocked at how well it worked. Very smooth
> engagement, and a nice big drop in the RPM's. I never knew what I was
> missing.
>
> That would conclude the mechanical portion of my restoration, leaving only the
> top installation & the trunk liner to totally wrap things up. But, the other
> weekend, I was out for a drive & decided to pop in at a friend's house. After
> a 20 minute rest, I got back in the Healey, cranked it up and went on my way.
> As soon as I got up to speed, I noticed that it was running very rough,
> especially under load and at higher RPMs (above 3000). Nothing seemed to help
> the situation, and I started becoming concerned whether I'd even make it home.
> Well, this weekend as I was fiddling with the OD, I decided to also dig into
> the rough running situation. I checked the mixture after it warmed up, and
> everything seemed fine. I took it out to test the OD, and it ran perfectly.
> I came home and turned it off for a while in a attempt to recreate the
> scenario, and it still ran fine after I took it back out.
>
> Should I chalk it up to a freak occurrence, or is there something specific I
> should be looking for to prevent it from happening again? I'd say that
> ambient temperature at the time of both drives was the same.
>
> Also, on a totally unrelated note, does anybody happen to know how to install
> a top on a Longbridge BN4? Step by step instructions or a video would be
> wonderful.
>
> Thanks,
>
> Mick Vander Ploeg
> '57 BN4
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