MC Wastegate Springs Arrived

Charlie Smith charlie at elektro.cmhnet.org
Sat Sep 8 18:48:57 EDT 2001


CAUTION - Blatent Advertisement ...  
    my appologies to list members who aren't interested.


Several people have emailed me about wastegate springs for MC engines.
I posted an email about a month ago that I'd re-ordered some springs
from the manufacturer of the original batch.  


I'm sending this notice that they are now in hand, a bit sooner 
than the manufacturer originally told me.


What I've got are replacement wastgate springs, that I had made 
for the 86-89 MC code engine.  I believe they are also suitable
for other cars, but I haven't tested them in others ... I had an
86 5kCSTQ when I made these.  

I've also got several pages of instructions on how to install
the spring and how to wire a bypass for the engine computer's 
overboost control.  Yes, it's possible to modify the overboost
cutoff threshold in the ECU, but the down and dirty way is to 
hook up a one wire bypass; the major bad part is that the bypass
wire also defeats the ECU's RPM limiter function.

These will increase the boost from 1.3 bar on the dash guage to
1.6 - 1.7 bar.  You can further shim this with a 1/8" washer to
get another 0.1 bar boost - giving 1.7 to 1.8 bar.

The seat of the pants improvement is very noticable.
I'd also suggest you read Scott Mockery's web page on increasing boost:
    http://www.sjmautotechnik.com/boost.html

I'm not running a business, and I'm not trying to make any money from
this project.  If you want one (or more), send me your mailing address
and I'll ship it to you.  After you receive it, you can send me a check
for $35 per spring, or pay me through PayPal.

I've already sent email directly to everybody that has asked about 
these in the last couple months. 

    - Charlie


  Charlie Smith   charlie at elektro.cmhnet.org  614-471-1418  
  http://elektro.cmhnet.org/~charlie   Columbus Ohio   USA

  95 S6 Quattro  -  24 PSI, RS2 6 speed, and other features  
  96 Dodge Ram   -  30 PSI, w/Cummins turbo diesel






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