[DeTomaso] POLL: Are you running a Roller Cam in your 351C?

[Edward Comber]

I run a hydraulic roller rocker set up on my 351 C, Stroked and .030 over, quench heads. 

Ed Comber

> Date: Wed, 6 Jan 2010 13:30:01 -0800
> From: asajay at asajay.com
> To: detomaso at realbig.com
> Subject: [DeTomaso] POLL:  Are you running a Roller Cam in your 351C?
> 
> Just interested in how many of just the folks on this forum (never  
> mind all Pantera owners in general) who are running a roller cam in  
> their 351C powered Pantera.
> 
> Please raise your hand.
> 
> Curious,
> Asa Jay
> 
> Quoting jderyke at aol.com:
> 
> > In a message dated 1/5/10 3:39:46 PM, hemipanter at hemipanter.se writes:
> >
> >> Hav not been very much talk about "cam walk" on this board....
> >>
> > Thats likely because it doesn't affect pushrod Fords with their stock front
> > cam retainer plate, not used by GM until the LS-series engines copied that
> > from Ford as well.  And the modular Fords don't have any such problems. On
> > rare occasions a pushrod Ford retainer plate will wear and allow some cam
> > movement, as happened a year or so ago to Jorn Olsen in Norway with his hot
> > Fontana, but its not generally the problem it is with other brands   
> > of engines.
> > New hardened plates in several designs- including roller thrust bearing
> > types- are still available from Ford.
> >
> > Plus, cam walk is more of a problem when running roller cams rather than on
> > flat-tappet, and roller cams don't seem to be that popular in 351-C street
> > cars nowadays. I only know of a few out of hundreds of U.S Panteras.
> > Possibly because -A- roller cams are steel and -B- 351-Cs have   
> > enough trouble with
> > stock distributor drive gears on iron cams. Steel cams require steel gears;
> > the prime source of good steel drive gears was Crane, and supplies of gears
> > from the new owners of Crane Cams are reportedly irregular. I haven't heard
> > much about droves of Cleveland owners looking for roller cams these days.
> > Doesn't your Hemi use a front cam retainer to hold things in position? It's
> > been too long since I did anything with 426 Hemis.... J Deryke
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