The honda V-tec system has two lobe profiles ground side by side for each valve. The
whole camshaft slides forward or backward using engine oil pressure to change from the
mild to wild profile.
Nick
>
> From: "Williams, Ritchie (Vertex Hamilton)"<[EMAIL PROTECTED]>
> Subject: Re: Varable Cam Timing
> Date: 26/09/2001 15:39:37
> To: [EMAIL PROTECTED]
>
> James
>
> The most common way I've seen is a chain/belt tensioner on the tight side of the
>chain/belt
> activated by a hydraulic cylinder.
>
> As the cylinder pushes the tensioner the tight side of the chain/belt effectively
>becomes shorter
> therefore advancing the cam timing. As the revs go up the more the cam advances.
>This is all
> controlled by the engine computer.
>
> There are other variations on this theme.
>
> --
> Ritchie Williams
> Manager - Design Technology
> Vertex Pacific Limited
> 696 Te Rapa Rd
> Private Bag HN3044
> Hamilton
> New Zealand
> ph 64 7 8493 999
> fax 64 7 8498 764
> e-mail [EMAIL PROTECTED]
>
>
>
>
>
>
> James Cox wrote:
>
> > Ok I know this is a little off topic, but does anyone know how VCT physicaly
> > works? Yes I know about the benifits of advanced timeing at higher revs, I
> > was just curious how they do this mechanicly in the new engines.
> >
> > James Cox
> >
> > _________________________________________________________________
> > Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp
> >
>
>
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