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CBRacerX's Avatar
 
Join Date: May 2002
Location: New Hope, PA - USA
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3.6 Cams and Valves Upgrade

The 964 based V-Ram engine is coming out this winter to get the dreaded leaky cylinder to head issue resolved. Of course, a displacement upgrade would be awesome, but is not in the budget

However, upgrading the cams and redoing the heads IS in the budget! So my questions are:

Worth doing the 993 RS Intake valves if no displacement change is made? (I think yes)

What cam can I upgrade to that will still pass emissions for the 1987 model year? RS or ???

Chris
Making the best of the leaks...

Old 11-16-2005, 08:34 AM
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RS intake valves are only worthwhile if the cams are changed.

RS cams will pass 50-state smog testing.
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Steve Weiner
Rennsport Systems
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Old 11-16-2005, 09:36 AM
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You could also get some nice undercut ss valves
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Bill Verburg
'76 Carrera 3.6RS(nee C3/hotrod), '95 993RS/CS(clone)
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Old 11-16-2005, 12:00 PM
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Quote:
Originally posted by Bill Verburg
You could also get some nice undercut ss valves
LOL,..Only if the undercut has been done right,...

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Steve Weiner
Rennsport Systems
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Old 11-16-2005, 02:21 PM
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