Rh10 head differences

L.A.B. said:

http://atlanticgreen.com/nhth.htm
http://atlanticgreen.com/images/cylhead.jpg

Click to expand...

So far, the RH10 heads seem to be much less crack prone. In my opinion, the 30 mm 74/850 RH10 head is a rarer but much more desirable core for doing good porting work.

Seems to be the general consensus.

Phil