Andrew, some dyno's can't go fast ie top speed, that's why some run 3rd instead of 4th i they don't like the car doing 200kph on the dyno
Heath ----- Original Message ----- From: Andrew Denniss <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, June 05, 2002 6:12 PM Subject: Re: turbo hp results. > Tell me something why do some dyno places do power runs in 3rd gear and some > in 4th?? at the datnet dyno day they actually did mine in 5th to stop it > wheelspining wouldnt the lower the gear give you a higher hp and tourque > output as its multiplying it. Am i correct?? > cheers andrew > > Tom Richardson wrote: > > > Mark, > > > > That's pretty impressive! I just bought a machined Z24 crank and a > > Haltech F9 so watch out, you may have some friendly desktop dyno > > competition ;) What injectors are you using? Mercedes 036? > > > > To find out the peak torque in meaningful terms, have a look at the dyno > > graph and find roughly at how many RPM the torque curve peaks. Cross > > reference the power curve to see how many kilowatts the engine is making > > at that point, and then use this formula: > > > > Nm = (kilowatts * 9550) / rpm > > > > EG: The torque curve peaks at 4500rpm. At 4500rpm, it makes 100kw at > > the wheels: > > > > Nm = (100 * 9550) / 4500 > > Nm = (955,000) / 4500 > > Nm = 212Nm > > > > (at the wheels) > > > > If the dyno gives you speed in kph rather than rpm like most Dyno > > Dynamics ones do just take your car on the freeway with an accurate > > tacho in 3rd gear to find out! > > > > - Tom > > > > Zac Campbell wrote: > > > > >N isn't torque, it is tractive effort > > >it can be used to calculate torque and power though. don't ask me how :) > > > > > > > > >----- Original Message ----- > > >From: "mark krawczuk" <[EMAIL PROTECTED]> > > >To: <[EMAIL PROTECTED]> > > >Sent: Tuesday, June 04, 2002 12:26 PM > > >Subject: Re: turbo hp results. > > > > > > > > >> hi, 1 lb= 4.45n > > >>1 n=0.225 lb > > >> what sorta injectors u running? > > >> > > >> i presume u running turbo, what pressure? > > >> > > >> mark k > > >>----- Original Message ----- > > >>From: "CM510" <[EMAIL PROTECTED]> > > >>To: <[EMAIL PROTECTED]> > > >>Sent: Tuesday, June 04, 2002 6:42 AM > > >>Subject: Re: turbo hp results. > > >> > > >> > > >>>Good result Mark, > > >>> > > >>>Don't want this to sound like a pissing comp, but I also had mine back > > >>> > > >on > > > > > >>>the JPC dyno Dynamics last week also with bigger injectors and > > >>> > > >MAF....(at > > > > > >>>the wheels) > > >>> > > >>>170kw (226 hp) > > >>>5807 N (tractive effort) > > >>> > > >>>Anyone know how to convert the 'N' value to Nm or ft lbs torque ?? > > >>> > > >>>Cam > > >>>CM510 > > >>>www.sprite.com.au/cm510 > > >>>----- Original Message ----- > > >>>From: mark krawczuk <[EMAIL PROTECTED]> > > >>>To: <[EMAIL PROTECTED]> > > >>>Sent: Monday, June 03, 2002 23:23 > > >>>Subject: turbo hp results. > > >>> > > >>> > > >>>>just brang back my 1600 from paul sheen automotive in mildura, who > > >>>> > > >>gave > > >> > > >>>a > > >>> > > >>>>retune on the digi 1 . with bigger injectors etc.... > > >>>> > > >>>>final results: ( all at rear wheels) > > >>>>(158 kw) 213 hp @ 103 kph > > >>>>(269 ft torque) 1200 nm > > >>>> > > >>>> > > >>>>where the torqe curve flattened out the hp reading seemed to be > > >>>> > > >>increasing > > >> > > >>>>still. > > >>>> > > >>>> > > >>>>now this is getting really good to drive....;-D > > >>>> > > >>>> > > >>>> > > >>>> mark k > > >>>> > > >>>> > > >>>> > > >>> > > >> > > > > > > > > > > --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]/ ---------------------------------------------------------------------
