[DeTomaso] POLL: Are you running a Roller Cam in your 351C?
Steve Hawkins
shawkins777 at comcast.net
Wed Jan 6 21:53:19 EST 2010
Comp Cams hydraulic rollers are compatible with the stock gear.
Steve
-----Original Message-----
From: detomaso-bounces at realbig.com [mailto:detomaso-bounces at realbig.com] On
Behalf Of Asa Jay Laughton
Sent: Wednesday, January 06, 2010 3:30 PM
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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