[Healeys] OT: Old Ford tractor acting spastic

[Bob Spidell]

Thanks, Kees.   It does seem like a fuel starvation issue.  Plug wires 
are new and appear to be good quality.

Bob

On 6/8/2019 12:18 AM, Kees Oudesluijs wrote:
> Dirty fuel causing blocked fuel filter if fitted, Fuel cap not venting 
> causing a vacuum in the tank (my best bet), bad condensor (even new 
> ones can be crap), plug leads.
>
> Kees Oudesluijs
>
>
>
> Op 8-6-2019 om 08:46 schreef Bob Spidell:
>> Not Healey-related--although I've heard Healey engines described as 
>> tractor-like--question for the List wisdom.  I have an old Ford 
>> tractor, model 851 manufactured in the early '50s, with a 4-cyl 
>> engine.   Compression is good--145+/- on all four--and I've replaced 
>> points, condensor, distributor cap and plug wires and rebuilt the 
>> butt-simple Marvel Schebler carburettor (plugs were OK).  After the 
>> work, the tractor started quickly--after I fixed the 180deg-out 
>> distributor cap--and ran good for 15-20 minutes with a load from a 
>> scraper.  Then, it starts backfiring, tries to stall and struggle for 
>> a few seconds  then, if it doesn't die it seems to recover for 
>> another 15minutes and then the show starts again. The coil had some 
>> corrosion in it so I replaced it, with no change.  This tractor ran 
>> consistently but very poorly under load before my work.
>>
>> Only thing I can think of is the carb float sticking but it was an 
>> easy rebuild and I recently rebuilt another with no issues. Any ideas?
>>
>> Bob
>>
> Archive: http://www.team.net/pipermail/healeys 
> http://autox.team.net/archive
>
> Healeys at autox.team.net
> http://autox.team.net/mailman/listinfo/healeys
>
> Unsubscribe/Manage: 
> http://autox.team.net/mailman/options/healeys/bspidell@comcast.net
>