NG v. NF

[David]

No, the vac pump is not what matters, it's the location and injector type problem that keeps them  from being interchangable.

Dave
87.5 CGT (2.3 NG)
SE VA

> 
> From: David.Payne at brinksinc.com
> Date: 2004/11/16 Tue AM 08:58:40 EST
> To: Nate Stuart <newt at motorgeek.com>
> CC: quattro at audifans.com
> Subject: Re: NG v. NF
> 
> So your saying that an NF head can't be used in an NG application because
> of the vacuum pump on the drivers side of the head, regardless of the
> injector location.
> 
> Dave.
> 
> 
> 
> 
> |---------+---------------------------->
> |         |           Nate Stuart      |
> |         |           <newt at motorgeek.c|
> |         |           om>              |
> |         |                            |
> |         |           11/16/04 08:47 AM|
> |         |                            |
> |---------+---------------------------->
>   >------------------------------------------------------------------------------------------------------------------------------|
>   |                                                                                                                              |
>   |       To:       David <duandcc_forums at cox.net>                                                                               |
>   |       cc:       sdewitt at stx.rr.com, David.Payne at brinksinc.com, quattro at audifans.com                                          |
>   |       Subject:  Re: NG v. NF                                                                                                 |
>   >------------------------------------------------------------------------------------------------------------------------------|
> 
> 
> 
> 
> David wrote:
> 
> >Correct. The "NF" in the 100 really isn't an NF, it's an NG with the
> injectors & manifold like the NG. At least according to Audi, what seems to
> define NF vs NG is the oil cooler, not the head/manifolds...seems screwey
> to me...
> >
> The heads are certainly different. One has a machined spot for the cam
> driven vacuum pump (NG) the NF does not.
> 
> And a quick way to check if it's an NF1 or NF2 is to look at the intake
> manifold, if it's a two piece unit (top half unbolts from the bottom)
> then it's a later style manifold with the injectors in it.
> 
> HTH!
> -Nate
> '89 90v8q
> http://www.motorgeek.com
> 
> 
> 
> NOTICE TO BRINK'S EMPLOYEES:
> All electronic mail communications composed, sent, received or stored on or
> through Brink's equipment are subject to the Brink's Electronic
> Communications Policy.  Employees should have no expectation of privacy in
> their use of the Company's electronic mail system.
> 
> 
> _______________________________________________
> quattro mailing list
> quattro at audifans.com
> http://www.audifans.com/mailman/listinfo/quattro
>