hi, about all this power gain etc, doesnt mean a thing to me. it all seems to be theory on calculations, which in my books, theory isint always right. just because a air cleaner or whatever, will give u so much calculated power, doesnt take into practice all the other things done to a engine
mark k ----- Original Message ----- From: "Richardson, Thomas Morgwn - RICTM002" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Sunday, January 06, 2002 12:14 PM Subject: RE: 228 kilowats at wheels. > Malcolm, > > Again, a VH41 produces 270ps, NOT 270kw! > > Filter area: 1 square foot = 144sq in (for arguments sake) > Flow of filter: 6.03cfm/sq in (from k&n's website) > > Gross flow capability: 868 cubic feet of air per minute. That's over 1.5 > million cubic inches of air per minute. Your 250 cu/in (4.1 litre) V8, > assuming an unrealistic 100% volumetric efficiency and the usual 1 power stroke > per 720 degrees of rotation, will produce 8 power strokes per 720 degrees of > revolution. It will use an average of 125 cubic inches of air for every > revolution of the crankshaft, and therefore that filter WILL support your > engine to 12,000rpm which I reckon should be enough. > > - Tom > > -----Original Message----- > From: maldat [mailto:[EMAIL PROTECTED]] > Sent: Sunday, 6 January 2002 7:28 AM > To: [EMAIL PROTECTED] > Subject: Re: 228 kilowats at wheels. > > > No it's not. > The VH41 air box is much the same as a Skyline one which is much the same as a > Dunnydore one,,in fact thay apair to all take the same filter. > But K&N dont list a V8 one to suit the VH41. > You guys have a speed shop called Keford camtech in Ozzzie?. > We do and the guy who started it sold it and went to Oz to live,Ron > Rutherford,the > race car driver from a few years back,thats the dude, > Well it was Kelford here that got the book out and he done the maths in front > of > me and those air pods with the 63mmish outlet are only good for about 170Kw. > The Vh41 also has a 80mm air flow meter so I need a 80mm pod thats about > 9"round > by about 12"long and thats for 270Kw. > So if you have more than 270Kw you need a real big one. > > Note:300ZX twin turbo has two intake pods 170Kw x170Kw=340Kw. > Now nissan know about what size pod you need. > > Malcolm > > "Richardson, Thomas Morgwn - RICTM002" wrote: > > > That air filter would honestly have to have over a square foot of surface > area > > Malcolm, surely that's got to be capable of flowing a pretty serious volume > of > > air! > > > > > > Richard, > > > > Means nothing as that type of air pod will not let your engine breath > past > > > > 170Kw(around). > > > > > --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]/ ---------------------------------------------------------------------
