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Is yours a true mtn viper or an extended shorty? Many differences between the two as to air intake. The exhaust deflector is Yamaha...

Kill switch and keyswitch work, bypassed them and same issues. Oem coil on airbox, tight screws and ground is clean. Tried it with the...

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It sounds electrical. Are the kill and keyswitch in good condition? Is the spark plug coil mounted on the airbox oem or aftermarket? Is...

"Ram air" vents are blocked off already. Used frogzskin on big vent in front of exhaust pipe, and used smaller pieces on the hood side...

It sounds electrical. Are the kill and keyswitch in good condition? Is the spark plug coil mounted on the airbox oem or aftermarket? Is...

Plugs were not too bad, not really a difference with new plugs in. Check all the lines and seem fine, pump works good too. And I...

Check hood fit, both on belly pan and airbox. Make sure hood parts are not broken. Block off vents below bumper when in powder. Run a...

https://outerwears.com/dp/2002~YAMAHA~VIPER~20-1304/ is what we run on my dad's sx venture (factory 2 up sx viper) air box lid cover...

plugs are nice and dark looking? pulse line to fuel pump intact? (i have had them split) when was fuel filter last changed?

Ah yes! Union Bay. That was it. I was way off lol. Thank you for the reminder.

Some of my technical buddies...clutch for cold day with a sticky soft compond Carlyle XS drive belt. Then on a warm day install a...

Cold morning today:brrBeen busy hauling firewood so i got more Kms on my Yamahas than the 850 doo,might be a mixed blessing:dunno:

i was aswell. they are overpriced turds that nobody wanted to buy in the first place. if they double or triple the hp they may be onto...

So, have the SRX motor Im working with, and noticed mag and center exhaust ports look your typical dark oily color, but the PTO looks...