All thats true, the dyno info I provided is rear wheel power. But also remember that the installation package from Hogair weighs 211 pounds.
Thats alot to carry around for the horse power derived. And I'm still waiting to see how they work long term. Denny ... --- Sean Caranna <kr2fl...@cfl.rr.com> wrote: > One thing to remember when looking at Harley dyno > numbers is that they are > showing HP and Torque ratings at the rear wheel in > 5th gear. After the > Primary drive, clutch, transmission, and drive chain > or belt. > > My 2003 Twin-Cam 88 C.I. Harley when stock came out > at 64 HP at 5400 RPM, > again at the rear wheel. > The same bike made 76 HP at the crank with stock > exhaust and air cleaner. > > After changing only mufflers and switching to a K&N > air cleaner I made 77 > RWHP (rear wheel HP) at 5200RPM, then 6 more (83) > RWHP once I added a new > ignition and tuned the stock 38.5mm CV carb. I have > no problem believing > Hog-Air's claim that their 95 C.I. engine makes 108 > crank HP at 211 lbs > installed. http://www.hog-air.com/motor-page.htm > > My engine dyno runs were all done at Daytona Harley > except for the one at > the crank, it was done at AMI (American Motorcycle > Institute) > http://www.amiwrench.com/ > > All of this said, the HD motor can NOT compete with > the Corvair on price. > At $9500 for a 108HP engine I'd say you get a lot > more suck, squeeze, BANG, > blow for the buck from the Corvair. > > Sean C. > > > > -----Original Message----- > >Date: Thu Jul 14 19:29:13 PDT 2005 > >From: "Dennis Mingear" <dennisming...@yahoo.com> > >Subject: KR> RE: hog air > >To: "KRnet" <kr...@mylist.net> > > > >Talking about motorcycles can be very emotional at > >times, but here I go anyway. > > > >The Harley Davidson motor is good for what it was > >designed for, cruising down the road turning > moderate > >rpm's. The motors are heavy for the amount of power > >that they produce and very expensive too. People > are > >always surprised by the horsepower that they > produce > >in stock form as measured on a dynometer. > > > >Here's a link to one of the best Harley performance > >sites out there that gives many dyno runs by motor > >type. Just click on the motor that you are > interested > >in and then scroll down the page for the dyno > results. > >These tests were run to measure stock horsepower > prior > >to adding performance modifications to the motor. > >Additional dyno runs are shown to give you an idea > of > >just how much horsepower various mods provide over > a > >stock motor. > > > >The link; > > > >http://www.nightrider.com/biketech/hplist00.htm > > > >If you go to the home page of this site and scroll > >down you will see a series of horsepower ratings on > >the left hand side of the page with brief > descriptions > >to the right of what was done to the motor to get > >additional power out of it. > > > >Denny ... > > > _______________________________________ > Search the KRnet Archives at > http://www.maddyhome.com/krsrch/index.jsp > to UNsubscribe from KRnet, send a message to > krnet-le...@mylist.net > please see other KRnet info at > http://www.krnet.org/info.html > "I can train a monkey to wave an American flag. That does not make the monkey patriotic." Scott Ritter __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com
