Hp results with ECU upgrade

130hp RZR-S

51mph up olds hill
Took my RZR to Queen racing in havasu to test a Vi-pec fully programable ECU on the stock weber motor..Mark is also building me a 936cc stroker motor..."some have said, 303hp" but we will see...here are the dyno results for the stock weber mpe-750 motor..

silverbullitdyno1.jpg

QueenDynoruns.jpg
 
Wow, thats a big increase! Did you add boost, or is this just timing increases?
 
Wow, thats a big increase! Did you add boost, or is this just timing increases?


Duh!!! a little more info on my part might help..sorry...

yeah, he increased fuel,timing,maps,boost....from a stock of 14.5 psi to 22psi....and av gas...but , all this was on a stock motor..no forged pistons, etc....here's a video also.. and the new bigbore pistons and sleeves..still a 9:1 motor..

pistonsleeve.jpg


[ame=http://www.youtube.com/watch?v=z39hA1EaFoQ]YouTube - test 3 weber130hp.avi[/ame]
 
if you add fuel to it and get 12.8 it will have alot more power in sted of 15-1 lean

I dont think the smaller Autometer o2 gauge was hooked up. Mine does the same thing, floats at around 15:1 when its unplugged. I think the bigger one above the boost gauge was the actual AFR...
 
I dont think the smaller Autometer o2 gauge was hooked up. Mine does the same thing, floats at around 15:1 when its unplugged. I think the bigger one above the boost gauge was the actual AFR...


You are correct...the smaller one was not used. Incase you missed the video of the car at glamis, here it is..

[ame="http://www.youtube.com/watch?v=XhxKbKGlp_U"]YouTube - Polaris rzr queen racing 880cc turbo weber.avi[/ame]

and a couple of pics..

450dd313.jpg


465a091f.jpg
 

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