| Tom,
I don't know what you "need"  but I replaced the ZS carbs with SU 
HIF's for a 1976 MGB that is driven for cruisin'.   HF4's might have 
even been better because they can be worked on easier.
Bill
'76B without a ZS and it runs better than with.
BMCSNJ
At 08:15 AM 10/7/2006, Thomas L. Burgin wrote:
>I am replacing my carb on my 1980 MGB.  I have been told that a SU 
>135 is what I need.  What does the 135 mean, and where can I get 
>more information about the 135?  What is different on the 135?
>
>Thomas L. Burgin
 |