DIS for GMECM

[Shannen Durphey]

Hello! This is interesting...
2 questions :
Is this special cover package a marine or automotive part? 
Do you have any MEFI2 info that you're willing to share?
Shannen

Speartech wrote:
> 
> Exactly!!  Makes me think back to the LT1 Optispark distributor.  All the
> hoopla about 1 degree resolution with the 360 deg optical sensor, and then
> go and hook it all together with a timing chain and a little splined drive
> off the front of the camshaft!  Many folks are unaware of the fact that
> when the LT1's were used in the Mastercraft ski boats, they used the
> Northstar DIS, NOT the Optispark. The Nstar reluctor wheel mounts on the
> back of the harmonic balancer, and a new timing chain cover is used with
> the 2 crank sensor mounting saddles cast right into the cover. It's a neat
> little package! The 2 crank sensors feed directly into the full-function
> DIS module, it decodes and processes the signals, and then you have the
> usual connection to the ECM (REF HI, REF LO, BYPASS, and EST. In the marine
> application they used the MEFI-2 controller, but hey, it COULD have been a
> 730/727 controller.
> 
>         John
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