Did you check whether the mechanical advance was working correctly on the
distributor? It tends to get gummed up with corrosion. That happened to
me twice on a GT6 and a TR6. Makes a HUGE difference in power. I don't
think that 2 cylinders down 15% in compression would make so much
difference.
Jeff N. wrote:
>Yes, I'm biting the bullet and trying to remove the cylinder head. The engine
>had 76294 miles in 1991. I bought it last September with the 1991 New Jersey
>title stating that many miles. You guessed it - the speedometer is broke.
>
>Well, after puting all new plugs, wires, cap, etc., and rebuilding
>the carbs, and adjusting the valves, the car still doesn't have that
>TR6 get-up-and-go. Did a compression test and noticed that 2&3 was 110
>psi and the rest were about 135-145. So therefore, the justification
>for at least looking at the condition of the head.
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