i measured the in CA16 valve a bit better last night they are 31mm in, Heath ----- Original Message ----- From: Andrew Denniss <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, July 09, 2003 6:46 PM Subject: Re: CA16 Head
> Thats correct Errol Thats why I went for 30mm exhuast valves doing this and > a pocket port we picked up 24% more flow!!! made a big improvement rigth > through the rev range. > Andrew > ----- Original Message ----- > From: "E Smith" <[EMAIL PROTECTED]> > To: <[EMAIL PROTECTED]> > Sent: Wednesday, July 09, 2003 6:57 AM > Subject: RE: CA16 Head > > > > Heath, > > CA18DET valves are 34mm In 28mm Exhaust. > > Exhaust port flow is only 51% of inlet (stock), so is limiting factor for > > performance. Exhaust flow should be approximately 70% of inlet for maximum > > performance. > > > > > > Cheers, > > Feral Errol > > Get Serious tm<http://www.datrats.com.au/> > > > > > > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] Behalf Of Heath > > Sent: Monday, July 07, 2003 10:30 PM > > To: [EMAIL PROTECTED] > > Subject: CA16 Head > > > > > > Hi all > > the CA16 head has 30mm inlets and 28 ex. > > is that the same as CA18det's? > > people have said that the exhaust port needs porting, > > the port looks like it needs to be enlarged towards it's sister port > > does that make sense? > > i'll remove the valves this week and have a look > > at the the bowls behind the valves. > > > > Heath > > > > > > > > --membersozdat------------------------------------------------------- OZDAT Mailing List Please Note:- Send (un)subscribe requests to [EMAIL PROTECTED] Send submissions to [EMAIL PROTECTED] No unauthorised redistribution of this email http://www.ozdat.com/ozdatonline/index.htm http://www.ozdat.com/ozdatonline/listindex.html http://www.mail-archive.com/[EMAIL PROTECTED]/ ---------------------------------------------------------------------
