<VV> Engine Question

J R Read_HML hmlinc at sbcglobal.net
Thu Dec 3 02:10:06 EST 2009


Want to drive the car while waiting?  I'd do that in a heartbeat - well so 
long as it will be a "while" for the 140 heads to return to your possession. 
If you have turn-around of less than a month, do you really want to expend 
that much energy twice just to have the car on the road a "bit" more time?

So, this is (140 version) going to be in a PG car?  A PG style (AKA 
retarded) engine in a 4spd will likely be a disappointment.

Later, JR


----- Original Message ----- 
From: "John Weigel" <jwvair65 at yahoo.com>
To: <virtualvairs at corvair.org>
Sent: Wednesday, December 02, 2009 10:33 PM
Subject: <VV> Engine Question


> Have any of you installed 95HP heads on an 'RN' 140 engine (140/PG)?  I'm 
> rebuilding a 140 and have the short block ready to assemble with all 
> new/reconditioned parts (all stock).  The 140 heads still need to be 
> completely gone through.  I have a pair of reconditioned 95 heads (quality 
> job - new guides, seats, etc).  I was thinking of installing the 95 heads 
> until I have the 140 heads done.  The 140/PG used the 95HP cam and an 
> offset gear on the crank to improve the low end performance with the PG. 
> Effectively I'd be building a 95 engine with altered crank-cam timing, but 
> don't know how much its performance would be changed.  Anyone have 
> experience with this?  Thanks.
>
> John
>
>
>
>
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