Do hydraulic lifters address this problem?
Steve P.
----- Original Message -----
From: "MadMarx" <tr4racing@googlemail.com>
To: "Larry Young" <cartravel@pobox.com>; "Bill Babcock" <Billb@bnj.com>
Cc: "FOT Triumph" <fot@autox.team.net>
Sent: Sunday, March 16, 2008 9:51 PM
Subject: Re: [Fot] Lifter Reconditioning
> My opinion is, that the clearance lifter to wall does compensate
missalignment
> of lifter and cam surface.
> The domed crown was created to enforce rotation in combination with a cam
> taper.
>
> Evidence for this is, that nowadays cams die very quickly.
>
>
> ----- Original Message -----
> From: "Larry Young" <cartravel@pobox.com>
> To: "Bill Babcock" <Billb@bnj.com>
> Cc: "FOT Triumph" <fot@autox.team.net>
> Sent: Sunday, March 16, 2008 12:35 AM
> Subject: Re: [Fot] Lifter Reconditioning
>
>
> > Apparently, they discovered somewhere back about 1940 that in practice
> > you can't get perfect alignment, so if you make everything flat, you'll
> > probably end up with contact on the edge. For one thing, you'll get
> > some misalignment because there is clearance between the lifter and the
> > lifter bore, so the lifter can tilt slightly. This is when they came up
> > with the idea to put a slight crown on the lifter.
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