Help! Hi guys, Just ordered and replaced the throttle cable on my sons PW50 but there is an issue. Modifying a throttle cable can be extremely discouraging. There should be a single screw holding the top cover that the ends of the thottle cable and choke cable enter into. It idles fine and when you give it gas (on the kick stand) it seems ok but when my daughter hops on it it bogs out ( no not my 14 year old my 5 year old ) it doesnt duy but it lacks the power or the grunt facter. One for the throttle, the other for the oil pump. There should be a spring just a bit smaller diameter than the slide that mounts between the top of the slide and the bottom of the carb cap. Read honest and unbiased product reviews from our users ... Cables are actually too long for the Yamaha PW50. Cold ignition system became a few or loss of plastic layer is very inexpensive or loss of efficiency because it acts as changing or hot full emissions . SOURCE: replaced throttle cable on pw50 but can't seem to get it adjusted If I understand your problem correctly this may help. If the cables are not seated correctly in the little junction box, it can cause the throttle or oil pump to both not fully close during operation. Throttle freeplay is a terribly overlooked adjustment that can change both the reaction and comfort of your motorcycle. I am trying to replace the upper half of the throttle cable on my kids' 2004 PW50, and I need some help! I digress, the piston is allowed to move a specified amount based on the throttle position, so the more throttle you give it, the more the piston is allowed to displace. Find helpful customer reviews and review ratings for Yamaha Kits Bike PW50 Throttle Cable Assembly 1981-2009 easy to install at Amazon.com. Once that screw is out just pull straight up and both the throttle valve and choke valve will pull out … 5.0 out of 5 stars Five Stars. Scanned thru the video and its just as I recalled. If you do not have any free play / slack at the throttle grip, this could be the cause of the problem. This is the problem I have a 1993 pw50 for my daughter im trying to get running right. The replacement throttle cable seemed too long and the grommet on the bar side would not stay in the housing until the adjustment was backed almost all the way out so I swapped it again with the OEM cable. Finally got the throttle kink worked out and the throttle snaps back and will engage and lift the slide up and down. The PW80 would be similar due to method and displacement, unlike say a PW50 which may only be 1cc per three minutes at idle. This problem is only because the cable sheath is 2mm too long between the ends (where the cable comes out). 0 Comment Report abuse Jeffery Owens. Here is the way it is put together: - throttle cable goes from handgrip down to "connection point" under tank. 1 thought on “ Yamaha PW50, PW80 Y-Zinger, BW80 1981 – 2002Clymer Owners Service and Repair Manual ” Matthew May 24, 2019 at 8:03 am. My son is supposed to have his first race of the season tommorrow-he's gonna be bummed if I … I originally wanted it replaced because the stock cable was wearing and beginning to fray where the cable meets the throttle slide in the carb. Helpful. Now the problem is that the new cable and every cable … He just broke the throttle cable, so I bought a new one and installed it but, it has too much slack-I have both adjusters all the way out, and there's still like an inch of play. My son has a 1996 pw50. No spring means no snap-back. The cause of the thottle cable and choke cable enter into down to `` point... 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