Thread: knock sensor
View Single Post
thedge thedge is offline
Registered User
Join Date: Feb 2005
Location: Canada, Eh?
Posts: 77
Originally Posted by nize View Post
i should mention that the brand-new vipec EMS system designed by Random EMS is only one of two aftermarket systems i am aware of that has a 2-stage knock protection which;
1) retards timing, and if knock is still present
2) cuts boost

aside from the porsche factory system for the 951, the only other system i know of that has this two-stage timing retard+boost-cut knock protection failsafe is the Wolf EMS. both are available from here;
Random Engine Management Systems
Link G4s also have that. Vipecs are rebadged Links.
Smokey - 1986 951 2.7 liter MID sleeve big bore with Vitesse and CEP parts, Link G4 Extreme, lots more.

"The first 50% of the project takes 90% of the time... The rest of the project takes the other 90% of the time."
Old 11-14-2009, 11:42 PM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #106 (permalink)