On Wed, 17 Sep 1997 13:16:06 -0700 Lane Rollins <laner@teleport.com>
writes:
>>Matt Kulka Writes:
>>
>> I can't speak for MGA's exclusively,
>>but nearly every radiator cap I've ever seen uses the same shape -
>it's
>>only the pressure rating that's different - so generic is fine.
>>
>>Lane Rollins Writes:
>>
>>Get an expansion tank from a rubber bumper car and run the over flow
>into
>>it, then put at least say 7lb cap on it, maybe 13lbs. It needs to be
>the
>>cap for a B not the A, the lengths are different
>>
>>I can't speak for MGA's but for Spridgets with the older
>vertical-flow
>>radiators generic Radiator caps are too short. The top of the cap
>seats
>>fine but the spring does not press the bottom of the cap down far
>enough
>>and you have an atmospheric pressure system. Given Lanes comment,
>you
>>should make sure that whatever you use fits.
>
>If memory serves A & TD/F caps are 1" long
TD caps are the real, chromed brass units on top of the radiator
itself. TDs, alas, don't have pressure systems. The visible from outside
TF cap is decorative, while the real pressure cap is under the bonnet.
Bob
and the B uses the more
>common
>3/4" long. I'm talking about the length of the plunger not the width
>of the
>cap. On the C the expansion tank uses the same as a B, but the top one
>is
>just a filler cap with no plunger.
>
>
>
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