Audi A4 The Audi A4 model offers nimble handling and performance that makes it one of the leading cars in its class. Read more about the Audi A4 in the Audi A4 review.

mbc install.........please help.

Old Feb 13, 2006 | 11:21 PM
  #1  
black991.8tq's Avatar
Thread Starter
|
3rd Gear
Joined: Dec 2004
Posts: 2,156
From: chicago burbs
Default mbc install.........please help.

well i got all new vac lines today and installed my samco tip. but i still only get around 8psi with my mbc???? any help would be great. if u need more info on my car just ask. thanks.
 
Old Feb 13, 2006 | 11:44 PM
  #2  
Jeff's Avatar
Zombie Defense Force
Joined: Jan 2005
Posts: 7,782
From: Dallas
Default RE: mbc install.........please help.

u may have a hole in ur diaphram. how is ur mbc hooked up? with the n75?
 
Old Feb 14, 2006 | 12:12 AM
  #3  
black991.8tq's Avatar
Thread Starter
|
3rd Gear
Joined: Dec 2004
Posts: 2,156
From: chicago burbs
Default RE: mbc install.........please help.

diafram??? my mbc is hooked up by itself, but i left the n75 plugged in. its a forge mbc with the 3 prongs and its hooked up wit the bottom one going into the tip, one going from turbo and 1 going to wastegate.
 
Old Feb 14, 2006 | 12:25 AM
  #4  
Jeff's Avatar
Zombie Defense Force
Joined: Jan 2005
Posts: 7,782
From: Dallas
Default RE: mbc install.........please help.

ORIGINAL: black991.8tq
wit the bottom one going into the tip
what tip?
 
Old Feb 14, 2006 | 12:27 AM
  #5  
black991.8tq's Avatar
Thread Starter
|
3rd Gear
Joined: Dec 2004
Posts: 2,156
From: chicago burbs
Default RE: mbc install.........please help.

turbo intake pipe
 
Old Feb 14, 2006 | 12:30 AM
  #6  
Jeff's Avatar
Zombie Defense Force
Joined: Jan 2005
Posts: 7,782
From: Dallas
Default RE: mbc install.........please help.

y do u have one going from the turbo intake pipe?
i would do it turbo---mbc---wastegate thats all u need
 
Old Feb 14, 2006 | 12:40 AM
  #7  
black991.8tq's Avatar
Thread Starter
|
3rd Gear
Joined: Dec 2004
Posts: 2,156
From: chicago burbs
Default RE: mbc install.........please help.

yea but my mbc is a forge and it has 3 prongs and its supposed to go into the turbo intake pipe. i dunno its a POS
 
Old Feb 14, 2006 | 12:46 AM
  #8  
Jeff's Avatar
Zombie Defense Force
Joined: Jan 2005
Posts: 7,782
From: Dallas
Default RE: mbc install.........please help.

just that third one out and plug that hole, also make sure that u have all the vaccuum lines going the right way into the mbc
 
Old Feb 14, 2006 | 03:16 AM
  #9  
black991.8tq's Avatar
Thread Starter
|
3rd Gear
Joined: Dec 2004
Posts: 2,156
From: chicago burbs
Default RE: mbc install.........please help.

i tried that then plugged in the stock n75 and i am only getting about 10 psi??????? i dunno whats wrong......could it be the new hoses that i put on???? dose anyone know the correct hose size?
 
Old Feb 14, 2006 | 05:14 PM
  #10  
quattrosedan's Avatar
2nd Gear
Joined: Jun 2005
Posts: 1,498
From: Neptune Beach, FL
Default RE: mbc install.........please help.

ok...here is what you do...
one hose goes into wastegate.
one hose goes to intake manifold.
one hose goes to n75 valve.

That is how my mbc was hooked up on the gt28r. It was a pos from ebay and it worked.
 

Thread Tools
Search this Thread

All times are GMT -4. The time now is 04:33 AM.