View Full Version : Power at the wheels?
Yamaha_YzF-R1
07-01-2008, 16:12
I was wondering does anybody hear ever measured a stock valver or stock willy at the dyno? Because the hp that are published for the stock setup are brake horse power - that means they are measured at the flywheel right?
Yamaha_YzF-R1
08-01-2008, 15:03
Anyone?
There is a section with RR graphs posted up, but think you need to be a paid member to see it, stop being tight and pay your fiver lol
Yamaha_YzF-R1
08-01-2008, 17:59
RR graphs? And I am not being tight... :)
rolling road graphs.....chassis dynamometer graphs
Yamaha_YzF-R1
08-01-2008, 19:19
rolling road graphs.....chassis dynamometer graphs
OOoh I see ;) So what are the stats of a stock valver and willy?
Laine_16v
08-01-2008, 19:30
My valver with ITG and Mongoose exhaust made
114.3 hp @ the wheels
108.4 ftlbs @ the wheels
Yamaha_YzF-R1
08-01-2008, 20:22
My valver with ITG and Mongoose exhaust made
114.3 hp @ the wheels
108.4 ftlbs @ the wheels
What's an ITG and does that add hp?
Laine_16v
08-01-2008, 21:53
Probably releases about 1bhp.
were you dissapointed with that laine? or is that what you expected?
Laine_16v
08-01-2008, 23:07
No, works out about 137bhp at the fly.
Not my car anymore anyway so doesnt bother me :D
seanofnp
08-01-2008, 23:17
My F7R with shitty Zorst that didnt fit well and blowed a bit K&N filter in std airbox and gunnerchip did this with valver exhaust fanimold. :
http://img.photobucket.com/albums/v134/shaunus/graph.jpg
Yamaha_YzF-R1
09-01-2008, 09:55
No, works out about 137bhp at the fly.
Not my car anymore anyway so doesnt bother me :D
So your valver was, you could say, almost stock and it did 114.3 on the tyres? well that's not bad you know ;)
Laine_16v
09-01-2008, 18:34
Yeah it was as it should be :)
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