7A to 3B conversion using 7A head and MC2 block?
benswann at comcast.net
Fri Jan 9 09:50:47 EST 2004
I have an NF bottom end, but wouldn't compression be too high, or just about
----- Original Message -----
From: "Jim Green" <jeg1976 at yahoo.com>
To: "Ben Swann" <benswann at comcast.net>
Cc: "Quattro list" <quattro at audifans.com>
Sent: Thursday, January 08, 2004 11:55 PM
Subject: Re: 7A to 3B conversion using 7A head and MC2 block?
> --- Ben Swann <benswann at comcast.net> wrote:
> > If I were to obtain a 7A engine and 3B ECU, sensors
> > and harness, what would be necessary to convert the
> > 7A to a 3B? Could I use an MC-2 bottom end and 7A
> > and pretty much have the 3B configuration.
> Nope, you'll have way to low compression since the
> volume in the head on the 20v is larger than the 10v.
> The only thing that will get you close is an NG bottom
> > I presume I'd need to source an EM, Is the intake
> > different?
> Yes, and yes, the intake is totally different.
> Jim Green
> '89 80q ... slow
> '89 90tq .................fast
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