Vacuum valve on supercharger, 4agze

defcon · 05-30-2009, 03:52 AM

Since I'm now converting my 4agze engine to autronic ecu, I have a question for you. I
t's about the vacuum valve that sits on top of the supercharger.
Two vacuum lines are connected to the sc, and one to the intake.
Anybody know at what intake pressure this valve is engaged?

toyotaspeed90 · 06-05-2009, 03:28 PM

I left the plumbing as is and unplugged on my megasquirt gze setup... no problems several years later!

05-30-2009, 03:52 AM	#1 (permalink)
defcon No Skills Join Date: Jun 2008 Posts: 12 Thanks: 0 Thanked 0 Times in 0 Posts iTrader Rating: (0/0% )	Vacuum valve on supercharger, 4agze Since I'm now converting my 4agze engine to autronic ecu, I have a question for you. I t's about the vacuum valve that sits on top of the supercharger. Two vacuum lines are connected to the sc, and one to the intake. Anybody know at what intake pressure this valve is engaged? Attached Thumbnails

Thread Tools
Show Printable Version Email this Page
Display Modes
Linear Mode Switch to Hybrid Mode Switch to Threaded Mode

06-05-2009, 03:28 PM	#2 (permalink)
toyotaspeed90 No Skills Join Date: Jun 2006 Location: Bellingham, WA Posts: 2,401 Thanks: 0 Thanked 148 Times in 143 Posts My Google Map iTrader Rating: (0/0% )	I left the plumbing as is and unplugged on my megasquirt gze setup... no problems several years later!