[TR] TR4A missing. The saga continues....

[terryrs at comcast.net]

> It still appears to be missing on No 3 as plug is sooty (powdery rather than 
> oily) while others are burning clean. I have; 
> Changed the condenser 
> cleaned and reset the points and timing 
> checked all HT leads for continuity 
> changed the spark plug 
> tried another coil 
> dismantled cleaned and reassembled carbs 
> replaced the earth wire between distributor and engine block 
> checked LT wires to coil for continuity while jiggling them around 
> checked fuel squirting out of pipe before carbs while turning engine over and 
> getting strong squirts 
> cheched compression which is the same on all cylinders 
> connected the No 3 plug lead to a plug resting on the rocker cover and it is 
> sparking 

Chris, don't see here that you have double checked your valve clearances?  Dunno if it's a possible culprit for your symptoms, but it is cylinder specific.  

Terry Smith, '59 TR3A
New Hampshire