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Posted

The local Yamaha dealership finally installed a dyno. What's the opinion of the HQ <_< . Give some insight please. Are they as accurate as I'm being told. And are they worth the price. Annnnnnnnnnnny info will be greatly appreciated.

 

thx

Posted

id do it just for shits and giggles but whats this about a price?

Posted (edited)

vehicle chassis dynos usually cost somewhere around $50-75 for 3 pulls incl. wideband

 

are the dynos in off road shops different?

 

EDIT; go for it if the price isnt outrageous

Edited by Mullet Man
Posted

If it is a chassie dyno you can get different readings buy just sitting on it diffrentley, but it sets a great baseline for tuning.

Posted

I don't really like dynos for much of anything other than jetting.

 

The numbers can be manipulated in 100s of ways and each dyno is different than the next.

 

I would like to get mine on one strickly for dialing in the jetting for a pretty accurate baseline. The number itself would mean very little to me, I would just like the number to be the biggest it can be from being tuned right.

Posted

sweet god thats high.

 

i can dyno is wichita ks for like 50 bucks an hr give or take.

couple hr you should be set.

 

thats pretty steep.

Posted

$350 is rediculous. I would try to pay more like $75 for a couple pulls with the gas annalyser or 02 sensor hooked up. It will give you a pretty good idea of what kind of power your putting down and how close you are to being dialed on your jetting. If your already close, a good dyno operator or just your own knowledge would tell you how many jet sizes to go up or down to be dialed. Comparing #'s from one dyno to the next can be off by 10% to maybe as much as 20% anyway. When people on the HQ throw out dyno #'s they rarely say if they are actual or SAE #'s anyway, which can be way different, usually SAE takes a lot off your # to correct it to SAE conditions on say a cold day. You could make 10 more HP on a 40 degree day vs a 100 degree day with uncorrected HP #'s.

Posted

There's too many goodies I could buy to increase HP for $350. I just installed T5's, V-Force 3 and bored .010 (mainly for cleanup, "87). I will go ahead and just install the needle(on the 4th clip) and 270 mains and the air screw 1.5 turns out. I purchased the set fromToomey and James suggested that I use the 270 main due to the constant HOT weather in the southeast. I jujst thought it would be worth a $100 give or take to have her fine tuned exactly correct on the dyno but not for $350. Thx for the detailed info Ducman, I'm going to run the info and the prices buy'em and see what comes up.

 

thx thx thx

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