if you wanna make something nice
with your combo you already have take
you can use is 915 heads
3 angle valve job with the 1.92 valve and 1.60
clean the bowl and match them to your intake port size
with the compression around 9.8 to 10 will make
a nice wake up little engine
done that before and was happy with that engine
PS. I understand what you meen with taxes
I leave in Quebec Canade where you the hogher taxes in canada
thats why I try to buy the more as I can in Canada
