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fiddy4life4190 said:
so i could run like napa oil used in cars?


I don't know if your being funny...but ahhh NOOOOOOOOOOO!

It has to be a mortorcycle specfic oil and for these engines synthetic is not recomended. The transmissions shift smoother with a petroleum based oil.
 
mdkuder said:
Save yourself some money and run Valvoline Max-Life from Wally World.
As long as it is motorcycle specific! Cars don't have engine oil operating their trans. These engines use the same oil for the trans and the engine. That is why you need WET CLUTCH SPECIFIC(motorcycle) oil!



Save yourself some money and use car/truck oil. Just don't forget to factor in the cost of a burned up slipping clutch!:idea:
 
Seriously, just make sure you check the API ratings on the container. Some oil has certain additives that will make you clutch slip. If you want more specifics do a search on oil motorcycle and clutch and you find the one's to look out for and more than you want to know. I've run Max-Life for some time now in my DRZ400s and never had any problems with the clutch slipping and if it was going to slip it definetly would on the street.
 
Run whatever you want, i run alisyn 0w. The AMA 1000ss bike than won the championship this year runs the alisyn. I ran mobil-1 5-30w in my 175hp hayabusa for a long time. The clutches had over 100 passes at the dragstrip on them. If that bike didnt have a problem then a bike w/ less than 15hp wont have a problem. The whole motorcycle specific thing is BS in my opinion. Just change it frequently. Good oil is often overlooked and power gains can be had from it. just my 2 cents
 
From the above posted article.



Are there any "real world" examples of long motorcycle engine life using automotive oils? There is a good one in the June 1996 issue of Sport Rider magazine in a report called the "100,000 mile Honda CBR900RR." The owner used conventional Castrol GTX oil, 10W40 in the winter, 20W50 in the summer. He changed it every 4,000 miles, changing the filter every OTHER oil change. No valve clearance adjustments were required after the initial one at 16,000 miles. And a dyno test against the same model with only 6,722 miles showed torque and horsepower virtually identical. The 100,000 mile bike was even used for some racing. In a subsequent follow-up, the same CBR had passed 200,000 miles and was still going strong! Plus, many motorcyclists have emailed me with their very positive results using nothing but automotive oils for years in a variety of rides. Oils have changed over the past 10 years, but that just means we need to be more careful in our choices.
 
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