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Re: [Fot] needle bearings in rockers

To: <goodparts@verizon.net>, fot <fot@autox.team.net>
Subject: Re: [Fot] needle bearings in rockers
From: Kas Kastner <kaskas@cox.net>
Date: Mon, 11 Jul 2011 20:33:57 +0000
As usual, you research things, then quietly build great parts. I am booster of
yours, as you know.

Never be beaten by equipment
 > From: goodparts@verizon.net
> To: fot@autox.team.net
> Date: Mon, 11 Jul 2011 15:38:55 -0400
> Subject: [Fot] needle bearings in rockers
>
> Needle bearings are widely used and well proven in rockers.  I did a search
> some time ago and all the roller rocker manufacturers I could find were
> using needle bearings at the shaft and the better ones had needle bearings
> in the roller also.  Harland Sharp's web site lists roller rockers for a
> whole host of applications and from what I could find all, except those for
> use MG and Triumph, have needle bearings at the shaft.  I could not
> determine if they had needle bearings in the roller or not.  I assume they
> had to use bronze bushings in the MG and Triumph rockers because they do not
> make a shaft for those applications.  A good hard shaft of correct design is
> required for needle bearings.  Do not try to run them on a replacement
> original shaft, even if it has been nitrided.  It will not hold up.  The
> right needle bearing riding on the right shaft will run much longer than any
> bronze bushing.
>
> I designed and started production of roller rockers for the Triumph six
> cylinder and small four cylinders in 1993 and a few years later for the big
> four cylinder.  Since then I have sold over 650 sets and all have had needle
> bearings at the shaft.  Since 1996 all have had needle bearings in the
> roller.  They are holding up just fine.  My design has oil channels feeding
> to the roller and the push rod cup and control of oil spill from the ends of
> the needle bearings.
>
> Regards,
> Richard Good
> Good Parts Inc.
>
>
> ----- Original Message -----
> From: <riverside@southslope.net>
> To: "FOT" <fot@autox.team.net>
> Sent: Friday, July 08, 2011 5:46 PM
> Subject: [Fot] 1500 Spit rockers
>
>
> > Who sells a good quality roller rocker setup?
> >
> > art de armond
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