3A vs 3A block

[rocco_phil at yahoo.com (Phil Boeye)]

--- "Foxx (in a box)" <foxxinabox@wideopenwest.com>
wrote:
>    i head that a 3A block is a nice upgrade for the
> JH engine and one 
> just uses the stock JH head. my question is why not
> use the whole 3A 
> engine itself? is there a performance gain by using
> the JH head instead 
> of the 3A head? also, i know a knock sensor setup is
> necessary. 


I cannot recall the reason why a 1.8L head is the hot
setup offhand.

I don't run a knock sensor.  It runs an aftermarket
Jacobs ignition and premium fuel and fares very well. 
Even at quite high rpms.



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