Generation IV External Engine - Does any one run a vacum pump on ls7




spooky_zo6
10-07-2009, 10:16 PM
Just curious if anybody done this and what kind of hp#did you get?


ringram
10-08-2009, 11:59 AM
Yeah GM does

Plenty of results posted

spooky_zo6
10-08-2009, 01:48 PM
wher i can i find such results? and just to make sure we are one the page c6zo6


ringram
10-09-2009, 08:36 AM
Factory dry sump system will pull air...

DBN
10-10-2009, 12:04 PM
Just curious if anybody done this and what kind of hp#did you get?

I use the GZ pump on my N/A 427 and it made 7 rwhp on the dyno. The biggest advantage is that it keeps all the crap (condensation, water, oil, etc.) out of the engine.

John B
10-26-2009, 07:23 PM
I use the GZ pump on my N/A 427 and it made 7 rwhp on the dyno. The biggest advantage is that it keeps all the crap (condensation, water, oil, etc.) out of the engine.Any pic's of this set-up?