MicroSquirt.com read only forum (Jan.15,2018)

how about you run Alpha-N an use the Map for compensation?

just another approach...

the other question is: how likely is it for you to have such altitude changes?

I think most of the info is detailed on the -extra site.

regards

Mat

not necessarily.

spraying the back of the inlet valve is generally done for emissions reasons. from a power perspective, you would want fine atomisation of fuel, for better emissions, you want to vaporise it. that is exactly what happens when you spray fuel on to the back of a hot inlet valve ...

the technicalities of the z22se engine are quite different to the old style c20xe & later engines. however, you might fin a TB that fits the inlet manifold on a rather late z20xe or x20xe(l) engine.
apart from that, individual TB's are way cool! the basic design of the engine is very good; the front ...

z22se? that's the ally engine with the head turned the "worng" way (in vauxhall terms), right?

my suggestion would be to either get a TB that is not drive by wire (earlier engine), or go straight to something like jenvey throttlebodies :twisted: .

either way will work fine.

as for the ignition ...