[Healeys] Ruff running, bucking car

Alan Seigrist healey.nut at gmail.com
Sun Nov 20 05:51:25 MST 2011


Bob -

When it is hot and bucking, is the fuel pump clicking erratically?  If
so you are getting intermittent vapor lock.  I solved that on my BN1
by wrapping header tape around the exhaust pipe below the fuel pump.

Alan

On 11/20/11, Bob Abbott <thehealeyguy at gmail.com> wrote:
> I need the group'.s help with a problem that has me stumped. Car is a 100 -
> completely restored. Not 100 miles on it. Everything new during the
> restoration.
> Starts fine, runs smoothly,  until it warms up. It then begins to miss and
> buck. Its worse on acceleration but you don't need to be hard on the
> throttle for it to happen. Replaced the new fuel pump with another bran-new
> one. Sent the distributor back to Jeff to have him check his
> rebuild.Checked mixture, timing,float bowl level, etc. and all seem to be
> spot on. I'm at a loss as to what to look for next. Any and all ideas will
> be followed up
> Bob
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