----- Original Message -----
From: "ROBERT DONALDS" <donalds1@verizon.net>
To: "Dennis Haynes" <dhaynes@optonline.net>
Sent: Friday, December 26, 2003 2:53 PM
Subject: Re: 2.2L EuroCars Engine vs 2.1l Boston Engine

> I must confess that I was going threw my saved documents and this post Re:
> 2.2L EuroCars Engine vs 2.1 Boston Engine
> some how got sent out again it was originaly posted over a year ago.
>  I should stop multitasking late at night with a beer in one hand
> Bob
>
>
>
> ----- Original Message -----
> From: "Dennis Haynes" <dhaynes@optonline.net>
> To: "'ROBERT DONALDS'" <donalds1@VERIZON.NET>; <vanagon@GERRY.VANAGON.COM>
> Sent: Thursday, December 25, 2003 11:30 PM
> Subject: RE: 2.2L EuroCars Engine vs 2.1l Boston Engine
>
>
> > Here in NY, The CO must be 1.2% or under. Since we also have to do the
> > DYNO test on non Syncros, I have found the Cat is definitely needed to
> > reduce the NOx emissions when under load. Gearing changes and drastic
> > tire size changes have made the NOx test difficult to pass. Different
> > states and in our case counties have differing emissions and testing
> > procedures and limits. Everyone needs to find their local requirements
> > before considering any mods. If the O2 sensor circuit and the injectors
> > are working correctly, CO should average ~.5% before the Cat. If the Cat
> > is actually working, the output should be near 0.
> >
> > Dennis
> >
> > -----Original Message-----
> > From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf
> > Of ROBERT DONALDS
> > Sent: Thursday, December 25, 2003 10:40 PM
> > To: vanagon@GERRY.VANAGON.COM
> > Subject: Re: 2.2L EuroCars Engine vs 2.1l Boston Engine
> >
> > Fellow vanagon types
> > The Eurocars people can't back up there claim of 115 hp. This is
> > hollywood horse power
> > I have been building engines for a long time and there story just does
> > not add up. The increase
> > of compression adds 4 percent to the engine per point of compression.
> > and
> > the very small increase in displacement is not going to make any Big
> > jumps in
> > power.
> >      It sounds like the way they are inceasing the stroke is to offset
> > grind the rod journals and use a 30 under rod bearing. The higher
> > compression Ratio of 10 to 1 requires 98 octane to prevent preignition
> > and engine damage and this could cost power not make more dont try this
> > at home folks. so these claims just don't hold water folks and I am the
> > last one to knock anybody.
> >
> > ]The European 2.1 10 to 1 engine had Digijet and that injection did have
> > a different chip than the Us version 1.9 engines. The diiferant Chip
> > adds allot more fuel than the US model. This is where the power comes
> > from this could also lower fuel economy when the van is driven
> > aggressively
> > I have this past weekend tested a European 10 to 1 Digijet chip on a
> > chassis dyno this added 20% power to my 84 van with 2.1 big valve engine
> > that was I must admit out of tune and sligthy down on power overall.  I
> > think this chip is everything the phony balony ozzie chip wishes it was
> > (lots more fuel). some of you may remember that I dyno tested the ozzy
> > chip and the engine lost 4 hp and the air fuel ratio was way to lean.
> >      Ken wilfy and I are looking into more copys of the digijet chip and
> > we will be offering them soon.
> >     The camshaft I use in my big valve rebuilds is a minor reprofiled
> > reground from a stock 2.1 cam and with no cat it will easily pass smog
> > Co 1.67 Hc 141 at a hot idle. The main problem with going to a non stock
> > cam is when you have allot more duration this disrupts the vacuum signal
> > and you cant have that with fuel injection systems and still have
> > driveabilty. I don't think eurocars is using a big cam to make power
> > It is easy to make claims of huge horse power and not so easy to back it
> > up
> > thats the real deal
> > Bob Donalds
> > Boston Engine Exchange
> > 1 508 653 7229
> > all rights reserved
> >
> >
>