Not to my knowledge. I new a lot of guys who have putthe Saab system on the 740
On Fri, May 29, 2009 at 1:14 PM, Mitch Haley <m...@voyager.net> wrote: > > Did Vulva ever put a system like Saab's APC on the 740 turbo? > > I replaced a piston in a 1981 900 Turbo once. (APC came out in 1982) Never > seen a Mahle piston broke like that before. > My boss took it out for a test drive and asked if the boost gauge (no > numbers) was supposed to swing off scale. First line past neutral is 1/2 > bar, max boost. 2nd line is .75 bar, right about where the safety switch is > supposed to kick in. > Last mark is 2 bar, and it was going past that. I found the hose to the > overboost protection switch under the dash, unhooked and plugged. I plugged > it back in and readjusted the wastegate for 7psi. My boss drove it home for > the night, complained it was slow compared to the way it was before. Well, > duh, it only made 150hp, just like it was supposed to. > We compromised. I lengtened the wastegate rod until the safety switch > killed the fuel pump, and then backed off 1/2 turn. Told Vic that was > absolutely the most power the car would make without bypassing the safety > and breaking pistons. He sold it a while later, and AFAIK the buyer had no > problems. At least it never landed in my shop again. > > I'd love to know how many psi it was running when the moron previous owner > blew it up. At least he shut it down immediately and the block was still > usable. > Mitch. > > _______________________________________ > http://www.okiebenz.com > For new and used parts go to www.okiebenz.com > To search list archives http://www.okiebenz.com/archive/ > > To Unsubscribe or change delivery options go to: > http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://okiebenz.com/pipermail/mercedes_okiebenz.com/attachments/20090529/f9f47978/attachment.html> _______________________________________ http://www.okiebenz.com For new and used parts go to www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://okiebenz.com/mailman/listinfo/mercedes_okiebenz.com