[Healeys] BN2 H4 SU rebuild

Oudesluys coudesluijs at chello.nl
Sat Nov 11 10:14:28 MST 2017

Do not bother to tune the carbs when the head and/or gasket are not 
right. Wait untill the head and gasket is fixed.
Kees Oudesluijs

Op 11-11-2017 om 14:13 schreef mike brooks:
>  Thanks for the help and apologies if I have missed anyone out.The job 
> is done and the carbs and manifold back on the 100 and it starts! Not 
> tuned yet. That's for tomorrow. I've used the cork jet seals soaked 
> overnight as suggested - the tip about the teflon seals came in after 
> I'd started the job. I have an SU tuning kit, which I had used 
> previously on a pair of HS6's. Unfortunately the jet centering tool 
> doesn't fit an H4 as the upper diameter is too large, so I had to 
> centre carefully with the needle in place by trial and error. Quick 
> and easy on the rear carb, but the front carb was determined to 
> tighten up to one side and it took forever to persuade it to where it 
> needed to go. Once I've got everything tuned up, the whole lot comes 
> off again for a head gasket job. I was going to do the head gasket 
> whilst the manifold was off, but decided I really wanted to make sure 
> the carb job was OK first.
> Mike Brooks
> '56 BN2
> Scotland
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