Thanks Carl! You and several others here have helped a lot to ease my mind.
Kurtis Jones
Russellville, Arkansas
1963 TR4
> Kurtis,
> don't think your TR4 should have any emission stuff - at all. Open
breather
> cap (wire gauze type), no other holes in the valve cover. Regular air
filters
> (wire gauze again- cleaned and oiled every 6000 miles), and a crankcase
> breather exit pipe emitting fumes toward the ground (attached at side of
> engine block reward of fuel pump.
>
> What you've done so far has brought your car to how it was originally set
up
> to function - not sure why you would have extra holes in manifold and
valve
> cover - one option when new was to have 'vacuum assisted brakes' and they
> would tap a hole in the intake manifold to get suction to operate the
vaccum
> unit. My valve cover like many others has a brass bolt/plug in the middle
top
> between the two fastening bolts - not sure if they used these covers for
> other cars that made use of the hole there..on TR3s and TR4s it was
plugged
> with a nice brass bolt.
>
> good luck with your car - you got a good one!
>
> Carl Sereda
> '63 TR4 since '74 - CT22326L
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