> Irv, Not much that you missed, there are other subtle differences in the
> interior such as headlight switch placement, OD switch placement,
> the center
> plinth dash switch arrangements, seats, cushion pad on door tops,
> Temperature gauge. Gee when you start to list the differences the
> cars while
> looking almost identical were really quite different.
> JVV
> ----- Original Message -----
> From: "Irv Korey" <emanteno@attglobal.net>
>
> > The 4A uses a different frame from the TR4, and in the US could be found
> > with IRS or solid rear axle
> > The grill is different
> > The radiator is different
> > The steering rack mounts are different
> > The handbrake location is different
> > The dash went from white metal on earlier TR4's to the wood dash at some
> > point, but I think all 4A's had the wood dash
> > 4A's have chrome strips and lights on the front fenders
> > Folding top vs the removable top and folding bows (this could also have
> > taken place on later TR4's, I don't know)
> > Front suspension changes, including vertical links, trunnions, and lower
> > a-arms, which made front camber adjustment MUCH easier
> > 4A's came with Strombergs or SU HS6's, depending on when they were made,
> > 4's used Strombergs or SU H6's.
> > The cylinder heads and intake manifolds were different between
> the 2 cars,
> > although once again, these changes could have been made to later 4's.
Didn't the switch to the dual outlet exhaust manifold also happen at the
4/4A changeover ? ISTR the routing changed with the 4A frame, so the entire
exhaust system was different.
Randall
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