DeTomaso Mailing List: December 98, Message #207

Sounds very nice Scott.

Bet you can't wait for the 500 mile break-in.

Chris...

BLK 71'

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> From: scott black <timepiecepr@yahoo.com>
> To: Multiple recipients of list <detomaso@realbig.com>
> Subject: Cam specs
> Date: Monday, December 07, 1998 3:25 PM
> 
> Specs for motor:
> 
> 750 holley dble. pummper
> Port plates on exhaust (the really good ones)
> headers
> Jacobs ignition system
> Flat top pistons
> 
> Desire:
> Good hp and torque
> Streetable
> Good vaccum
> Power start low and wind until 6000 RPM
> 
> Hydraulic Cam specs:
> 540 gross valve lift on intake, .560 on exhaust
> Advertised duration-291 degrees (intake) 300 (exhaust)
> Duration @.50-226 degrees on intake and 235 on exhaust
> 
> valve timing:
> 
> intake:open at BTDC-6 degrees & closed ABDC-40 degrees
> exhasut: open at BBDC 55 degrees & closed ATDC 0 
> lobe speration: 111 degrees
> 
> Results
> Good power, breaks tires loose when goosing it at 20 mph
> Some lope, sounds sweet and pulls good.  Still in 500mile break-in.
> 
> S. Black
> 
> 
> 
> 
> 
> 
> ---Dan Jones <djones2@mdc.com> wrote:
> >
> > Scott,
> > 
> > What cam specs did you end up with?  I'm curious to compare them 
> > with what Cam Research ground for my Aussie-headed motor.
> > 
> > Thanks,
> > Dan Jones
> > 
> > >>> scott black <timepiecepr@yahoo.com> 12/07 1:37 pm >>>
> > 
> > Cam Research in Colorado (303.762.8196) ground a customer cam and
> > matched the head components for me based on my parts (4V quench heads,
> > headers, etc.) and desires (good streetable HP and tourque, good
> > vaccum, etc.).  They also broke in the cam.  
> > 
> > I'm very pleased and the extra money was worth it.  Also, be sure that
> > everything is matched (pistons, cam,  port plates, etc.) and BALANCED.
> >  My motor was 4 oz. off at the rear of the crank.  What a DIFFERENCE!
> > 
> > Good luck,
> > 
> > S. Black
> > 
> > 
> > 
> > ---Gray Gregory <rgg@gregorycook.com> wrote:
> > >
> > > All
> > >   We are all aware of Shane's theory of electrical failures being
> > caused
> > > by the "smoke" escaping from said component. I now have first hand
> > > knowledge that expands this theory to include engines. At a track
> > event
> > > this weekend something inside my motor caused the "smoke seal" to
> fail
> > > thus allowing large quantities of smoke to escape from the engine
> and
> > > rendering it non functional. [ the guy behind me said it looked like
> > the
> > > space shuttle taking off ].
> > >  So now it looks like I will be joining the ranks of those who are
> > > building engines for their Panteras... I would like to request any
> and
> > > all information out there on the subject, everything from the most
> > basic
> > > low budget street engine to an all aluminum dream engine...
> basically
> > > guys I want to gather all the info. I can so I can make an informed
> > > decision on how to proceed from here. So let me have it with both
> > > barrels.
> > > 
> > >  Thanks.
> > >  Gray
> > > 
> > > 
> > > 
> > 
> > _________________________________________________________
> > DO YOU YAHOO!?
> > Get your free @yahoo.com address at http://mail.yahoo.com
> > 
> > 
> > 
> > 
> 
> _________________________________________________________
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