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

Wed Jan 6 16:56:58 EST 2010

Raised UP high.

Crower 15480 Roller Cam
Duration .275/.284 - Lift .570/.572

Michael Shortt
#1660  71 Pantera
www.michaelspantera.com

On Wed, Jan 6, 2010 at 4:50 PM, Brent Stewart <bjbstewart at yahoo.com> wrote:
> Yup:
>
>
> Bore: 4.030
> Crank: Scat 3.850 9000 series
> Balance: internal zero
> Cam: 3018F-3039B 112
> Intake Lobe: 242 @ .050 .366LL
> Exhaust Lobe: 250 @ .050 .363 LL
> Lobe separation: 112
> Pistons: Ross
> Rods: Scat 6.00 H beam
> Lifters: Crane link bar hydraulic
> roller
> Heads: CHI 228 3V
> Pushrods: 7.850 Com cams HD
> Rocker Arms: Harland sharp 4005
>
>
>
>
>
> ________________________________
> From: Asa Jay Laughton <asajay at asajay.com>
> To: detomaso at realbig.com
> Sent: Wed, January 6, 2010 1:30:01 PM
> 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
>> _______________________________________________
>>
>> Detomaso Forum Managed by POCA
>>
>> Archive Search Engine Now Available at http://www.realbig.com/detomaso/
>>
>> DeTomaso mailing list
>> DeTomaso at list.realbig.com
>> http://list.realbig.com/mailman/listinfo/detomaso
>>
>
>
> _______________________________________________
>
> Detomaso Forum Managed by POCA
>
> Archive Search Engine Now Available at http://www.realbig.com/detomaso/
>
> DeTomaso mailing list
> DeTomaso at list.realbig.com
> http://list.realbig.com/mailman/listinfo/detomaso
> _______________________________________________
>
> Detomaso Forum Managed by POCA
>
> Archive Search Engine Now Available at http://www.realbig.com/detomaso/
>
> DeTomaso mailing list
> DeTomaso at list.realbig.com
> http://list.realbig.com/mailman/listinfo/detomaso
>

-- 

Michael L. Shortt
Savannah, Georgia
www.michaelshortt.com
michael at michaelshortt.com
912-232-9390

This email is protected by the Electronic Communications Privacy
Act, 18 U.S.C. Sec. 2510-2521, is confidential and may be legally
privileged.  If you are not the intended recipient, you are hereby notified
that any retention, dissemination, distribution or copying of this
communication is strictly prohibited.  Please reply to the sender that you
have received this message in error, then delete it.  Thank you