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Boring a 3a



Rod ratio is a wonderful thing but there's no replacement for displacement.  I played with this a
year or so ago - I decided the best path would be to find the flat-topped pistons with the highest
pin height and use the longest rod I could find - IIRC this will require some custom machining
and/or parts including very expensive rods and pistons.  Oh well...I built what I had in the end
(2.0L 16V).

Ron
--- Bryan Rankin <d_x20@hotmail.com> wrote:

> 
> Expsensive pistons man, but i might have to...
> 
> Me and Carl (a list member that I have only ever gotten 1 email from) we're 
> talking about this, and came up with the idea of either a 1.6 crank(80mm 
> stroke) or a 1.7 crank(86.4) using it with 159mm connecting rods... any idea 
> if this would work?  It would give a better rod ratio, but would my pistons 
> be smacking the head?  If it did work, would it have as much "punch" as the 
> regular 3a.  The displacement with a 1.6 crank would give me 1773 cc and 
> with a 1.7 it would give me 1915cc.
> 
> Thanks for the tip on the pistons.
> 
> Bryan
> Fort McMurray, AB
> 81 Volkswagen Scirocco
> 
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=====
Cheapass Ron
"Victor Jr." - '81 Scirocco S 7SM
2.0L 16V w/ Megasquirt, Quaifed GL 4-speed
It's Alive!!!


		
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