EGR valves

[Shannen Durphey]

How much detail do you need?  There are several types that GM uses. 
Vacuum controlled with PWM control solenoid, electronic control w/3
solenoids, 3 different size ports, digital linear valve with
feedback.  Prolly more, those are from memory.
Shannen

Robert Harris wrote:
> 
> Does anyone have a good purchasable reference covering late model
> electronically controllable EGR valves among other Smoggy Doo?
> 
> The simple EFI design Dave, myself and a couple of others are working on has
> progressed to the point where because we are perverse, sick, insane,
> illegitimate offspring of female dogs we actually have found a legitimate use
> for EGR in a street EFI.
> 
> We are looking for a reasonably affordable EGR valve that we can modulate and
> varying the flow - either in distinct steps or continuously by hopefully pulse
> width modulation.
> 
> The previous information about the Ford IAC was very helpful and appreciated.
> 
> Thanks in advance.
> 
> 1963 Ford C-600 Prison Bus Conversion "Home"
> 1971 Lincoln Continental 460 "Christine"
> 1972 "Whale" Mustang awaiting transplant
> 1978 Dodge Long Bed Peeek Up "Bundymobile"
> 
> Habaneros - not just for breakfast anymore