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16V head-combustion chamber volume?



Thanks for the information.  The Heron head (as Marc indicated) is 
actually a 1.6 head, and produced 10.5:1 (or therabouts) on a 1.6 block 
with different pistons.  This engine was good for (help me out here?)  
110bhp.

Drew


On Wed, 22 Oct 2003, Erik wrote:

> the 16V heads have a 46cc combustion chamber.  The Head gasket is .057"
> compressed with a 3.28 bore diam.  The piston pops up put of the cylinder
> .010".  Most of 8V I have seen have a 30cc combustion chanber with the same
> gasket specs.  There is a cylinder head reffered to as the Huron which I
> recall has no combustion chamber much like a VR6.
> 
> 
> HTH
> Erik
> ----- Original Message ----- 
> From: "Drew MacPherson" <drew@scirocco.cs.uoguelph.ca>
> To: <scirocco-l@scirocco.org>
> Sent: Monday, October 20, 2003 12:35 PM
> Subject: 16V head-combustion chamber volume?
> 
> 
> >
> > I understand that the 16V head has a greater combustion chamber volume in
> > the cylinder head than the 8V engine (right?) which results in
> > undesireable compression ratios when mixing and macthing 8V and 16V
> > heads/blocks (ie. 8V head on 16V bottom end = high CR & detonation, 16V
> > head on 8V block = undriveably low CR)
> >
> > Does anyone know how much of the chamber volume is in the head on the 16V?
> > How close to the deck do 16V pistons come at TDC?
> >
> > Drew
> >
> > -- 
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> >
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> 
> 

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|  84 Wolfsburg Edition TurboDiesel Scirocco  |
|    http://scirocco.cs.uoguelph.ca/gtd       |
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