thanks also for the input. i guess the next rebuild i tackle
will include those items, finances permitting, of course.
--- SpitRacer9@aol.com wrote:
>
> There are parts which should be changed, but nothing really
> needs to changed
> except lifters. One thing to look for when installing a new
> cam is valve
> spring bind, or whether the valve springs can keep up with the
> increased lift
> and duration, I would definately put uprated valve springs.
> It's not a bad
> idea to begin lightening everything in valve actuation by
> putting in
> lightened lifters, light reatainers, tubular pushrods, and if
> you have the
> bucks roller rockers aren't a bad idea, but the stock are
> plenty good. To
> get the full effect from an increased camshaft you should,
> Increase
> compression and ease flow of air in and out of the engine ie:
> porting and
> polishing of the head, uprated carb. system, header and free
> flow exhaust.
> Just installing a new cam will make a difference, but it is
> the whole package
> that really makes the difference.
>
> aaron
>
=====
nikolai jaremka
72 spitfire mkIV
east aurora, new york
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