[Spridgets] A-series EFI

Glen Byrns grbyrns at ucdavis.edu
Sat Dec 13 15:14:01 MST 2008


I didn't and wouldn't use EDIS and a trigger wheel. Its too much work and
looks too obvious. Simple, cheap and easy is to lock out the dizzy advance,
use a crane cams optical trigger in the dizzy to fire the original coil. 
The trouble in converting an SU to a TB is the need to fit a potentiometer
for the necessary throttle position sensing.  The rest is easy. A single
38lb/hr injector would be good over 100hp, still idle well and easy to work
into a single intake manifold.

The trigger wheel lovers speak of absolute accuracy.  Un-neccessarily anal
me thinks. And the mild spark demands of a non-turbo/SC engine make EDIS
another un-needed expense and complexity.

Glen


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