>>Is there any movement in the RV shaft? Sort By: Rotary Valve Cover. For a better experience, please enable JavaScript in your browser before proceeding. To do so requires a timing degree wheel, and the degree specification for your particular engine: I completely understand the process and like I said the OEM valve is within specs at about 4 degrees off but the best the WSM one will get is 8 degrees off. Brand New. I just need to know if it is a performance issue and if I should install it advanced, retarded or not at all. Done everything, but someone suggested rotary valve timing. 1990 Sea-Doo GT Degree Wheel. Were you able to land exactly at your opening and closing mark? If so how ? When installing a Sea-Doo 587, 657, 657X, 717, 787 or 787 RFI engine, your rotary valve must be timed. SeaDoo 580 587 650 657 717 720 787 800 Rotary Valve Timing Degree Wheel Tool | eBay Using the inside track of numbers, make a mark on the case corresponding to the timing spec for your engine. It provides the foundation needed for set-ting up the watercraft for racing purposes. New SeaDoo rotary valve timing degree wheel, it's an inexpensive must have tool if you work on your SeaDoo. Sea Doo PWC Performance; 2-Stroke Performance; rotary valve timing; Results 1 to 5 of 5 ... Jan 2011 Location Australia Posts 88. rotary valve timing Hi is there any way of timing the rotary valve on a 787 without the degree wheel ? It ran when I got it but not the best because of bad fuel lines. 159 Degree Rotary Valve and Timing Degree Wheel Set for SeaDoo 580 587 650 657 717 720 787 800: Amazon.in: Car & Motorbike I made my own timing degree wheel last year for my 787 motor. Rotary Valve Timing JSP Rotary Valve 159 Degree Compatible with Sea Doo 657 717 720 787 800 420924502 290924502. It may not display this or other websites correctly. Install timing wheel per your marks. Thanks for the input but I think my issue is the valve not me although I was wrong one time but that was a long time ago LOL. I actually use a paper one. Buy It Now. + Update your shipping location ... SeaDoo 580 587 650 657 717 720 787 800 Rotary Valve Timing Degree Wheel Tool. Pre-Owned. SeaDoo Sea Doo 580 587 650 657 717 720 787 800 Rotary Valve Timing Degree Wheel . I gave up on the plastic wheels. NEW WSM SEADOO TIMING DEGREE WHEEL Replaces Sea-Doo tool 529-035-607 / 295-000-007 Use for rotary valve timing on Sea-Doo 2 strokes For use with all 580/587, 650/657, 717/720, 787/800 Engines Customer Questions & Answers See questions and … Replaces the following Sea-Doo / Ski-Doo part numbers: That is easy, the spec calls for +/- 5 degrees, if it is outside that spec then send it back. Rotary Valve Parts for Sea-Doo; Rotary Valve Parts for Sea-Doo Showing: all. I have been working with Dan at FullBore Online as he supplied the WSM valve and he said the same thing and offered to refund me for the valve so I will be ordering the factory valve today. You can't put it on upside down or inside out. Rotary Valve Timing Degree Wheel for SeaDoo 580 587 650 657 717 720 787 800: Amazon.co.uk: Car & Motorbike Select Your Cookie Preferences We use cookies and similar tools to enhance your shopping experience, to provide our services, understand how customers use our services so we can make improvements, and display ads, including interest-based ads. I found out if you get one timed close, but not good enough it will run out of the water and not run in the water. It's a quality aftermarket replacement for SeaDoo tool part numbers 529035607 & 295000007. Find the timing spec for your particular year and model. It is made out of paper. Save seadoo 787 rotary valve cover to get e-mail alerts and updates on your eBay Feed. Condition is new. It may not display this or other websites correctly. While setting the RV on a 97 GSX I established my opening and closing marks from TDC, with dial indicator, and best closing timing I can get is 61 degrees, or flip the valve and get 68. Would you guys worry about 3 degrees with a new build? Easily and accurately measure valve timing For Use on All SeaDoo 2-Stroke 580/587, 650/657, 717/720 & 787/800 Engines Exact item is pictured Quantity: 1 set Set Includes:1 - 159 Degree Rotary Valve1 - Timing Degree Wheel Replaces the following Part Numbers:Rotary Valve OEM Part #: 420924502 I could pull the shaft and jump a tooth but wish I could find out how many degrees doing this might yield...someone has had to have done it and know this answer. Very easy to use and cheap. SeaDoo Sea Doo 580 587 650 657 717 720 787 800 Rotary Valve Timing Degree Wheel in Engine. To do so requires a timing degree wheel, and the degree specification for your particular engine: ’90-‘93 SP, ’91 GT, ’91 XP, ’93 SPi 115 ’92 GTX, ’92 XP 129 I am not sure what would be best..... advanced or retarded. 1990 Sea-Doo SP Degree Wheel. New (Other) ... Seadoo 787 800 RFI Rotary Valve Cover Great Condition GSX GTI GTX Freshwater . From United States Have to watch and make sure the hole is nicely centered about the splined end of shaft...drove me nuts but then again I'm one picky pain in the neck. Dan's customer service is first rate. 1.0 out of 5 stars 1. 1989 Sea-Doo SP Degree Wheel. Without seeing it up close, I would probably go with the lower timing, since it will have a little better torque. 717 and 787 RFI™ ENGINES www.SeaDooManuals.net ... SEA-DOO ® Sea-Doo Synthetic Grease ... ROTARY VALVE TIMING..... 109 06 – TECHNICALSPECIFICATIONS..... 111 II www.SeaDooManuals.net. Sea-Doo Degree Wheel. Fast and free shipping free returns cash on … All racers should obtain a copy of the model year Shop Manual and necessary tools before attempting Rotary Valve Timing Degree Wheel for SeaDoo 580 587 650 657 717 720 787 800: Amazon.sg: Automotive Products in this category: 8. Just cut out middle place it on your rotary valve wheel and mark your correct degrees with a sharpie. <<, with these specs, shows you are good, Rotary valve timing Opening 146.5° ± 5 BTDC. I have only used OEM or ones purchased from SBT and they are asymetrical as mentioned. Thanks everybody that is what I thought and just wanted others to confirm it. I don't want to open it up and check it if that is something that should never move from use. Figured it was a carb problem. The WSM valve seems to be stamped in the middle of the OEM range so you either have to set it one tooth advanced or one tooth retarded and can not get it perfect like the OEM. I swapped it around and my motor fired right up. Stock 720 and 159 degree wheel. When installing a Sea-Doo 587, 657, 657X, 717, 787 or 787 RFI engine, your rotary valve must be timed. ... compression or rotary valve timing, it could be other issues as well. 159 Degree Rotary Valve and Timing Degree Wheel Set for SeaDoo 580 587 650 657 717 720 787 800: Amazon.com.au: Automotive Sea Doo Rotary Valve Timing Degree Wheel for 580 587 650 657 717 720 787 800 motors. 8 degrees is too much IMO. Place a timing degree wheel over the rotary valve gear, aligning the 360° mark at the bottom of the front (MAG) intake port. I can't answer all those questions, I'll let the ones with more knowledge go for that. I have done a few of these before and need expert help. Thanks 11-07-2012, 09:04 AM #2. Quickview. I believe the plate is made to be offset..... That way you can get it close to perfect. Man those things have to large an oversized center hole that it wiggles around enough to mess it up by 1-2°. KYHI. using the lower part of front intake passage at rv housing with degree wheel, making sure mag cyl is tdc, recheck your tdc, but, mine is an rfi eng, 99 Premium JetSki Plus brand SeaDoo rotary valve timing degree wheel, it's an inexpensive must have tool if you work on your SeaDoo. The carbs and lines have been rebuilt. I bought this jet ski, still having problems with it. Cheap SeaDoo Sea Doo 580 587 650 657 717 720 787 800 Rotary Valve Timing Degree Wheel,You can get more details about SeaDoo Sea Doo 580 587 650 657 717 720 787 800 Rotary Valve Timing Degree Wheel:Shopping Guide on Alibaba.com Wish someone made a better degree wheel. The information in this manual contains the theory and operating principals of the SEA-DOO watercraft systems. I just print a fresh wheel every time I need one. SeaDoo 580 587 650 657 717 720 787 800 Rotary Valve Timing … 159 Degree Rotary Valve and Timing Degree Wheel Set for SeaDoo 580 587 650 657 717 720 787 800: Amazon.sg: Automotive To me I'm within 3 degrees, 61 vs. 64 on the closing so I'd think I'd be good but in an earlier email exchange Chris from WCM commented he likes to see no more than 1 degree variation. JavaScript is disabled. Rotary Valve Timing Degree Wheel for SeaDoo 580 587 650 657 717 720 787 800: Amazon.com.au: Automotive I have always seen which way is the best "fit" to have it timed correctly. Easily and accurately measure valve timing. I fiddled with the throttle a little and the ski got up. One was always much closer to exactthen the other way. But when I did TDC with my dial indicator, the valve was not at the mark cast in the case. When I purchased it, I test drove and the ski bogged down when putting full throttle from idle. Hello I am having trouble with my 1997 seadoo xp 787. Add to Cart. For Use on All SeaDoo 2-Stroke 580/587, 650/657, 717/720 & 787/800 Engines. I might pull the shaft and spin it a tooth and see where it lands. I just bought the ski. well I pulled the shaft and three tries later finally got 63.5 and should be good. A must have tool! With my damaged OEM valve everything lines up correctly on one side and if I flip it over it is way off. Easily and accurately measure valve timing. When installing a Sea-Doo 587, 657, 657X, 717, 787 or 787 RFI engine, your rotary valve must be timed. with these specs, shows you are good, Rotary valve timing Opening 146.5° ± 5 BTDC Closing 64° ± 5 ATDC -- when i just put mine in with a degree wheel, i wanna say mine i set ay 147 deg. Plastic Degree wheel for timing rotary valves on Sea-Doo 2 Stroke Engines Timing Wheel is a must have tool! All SeaDoo 2-Stroke 580/587, 650/657, 717/720 & 787/800 Engines. http://www.youtube.com/watch?v=ULL5gfQs_UA. It's for use on all SeaDoo 2-Stroke 580/587, 650/657, 717/720 & 787/800 engines. Buy Rotary Valve Timing Degree Wheel for SeaDoo 580 587 650 657 717 720 787 800 online on Amazon.ae at best prices. Plastic Degree wheel for timing rotary valves on Sea-Doo Engines. Welcome to the world of SEA-DOO watercraft racing. Item Description. 1988 Sea-Doo SP Degree Wheel. My timing marks are correct and dial indacator says TDC. C $11.80. You are using an out of date browser. The issue is that when I put the WSM replacement valve on it is off and unlike the OEM valve the WSM valve does not change if flipped over, the OEM valve is asymetrical to allow the minor adjustment and the WSM is symetrical not allowing adjustment. You are using an out of date browser. I bought a 93 XP that the owner rebuilt the motor, but had the valve about 20 degrees out of time! I am sure it would be a performance issue. Easily and accurately measure valve timing; For Use on All SeaDoo 2-Stroke 580/587, 650/657, 717/720 & 787/800 Engines; Exact item is pictured; Quantity: 1 set; Set Includes: 1 - 159 Degree Rotary Valve 1 - Timing Degree Wheel. I have installed the rotary valve plate a few times in our 720 engines. mine fell in place pretty nice, within a degree or so, but, mine was a new "reman" motor from sbt, but there is a new rotary shaft and gear in mine. For a better experience, please enable JavaScript in your browser before proceeding. I am not familiar with the WSM plate. 159 Degree Rotary Valve and Timing Degree Wheel Set for SeaDoo 580 587 650 657 717 720 787 800: Amazon.in: कार और मोटरबाइक 1 product rating - New Sea Doo Rotary Valve shaft puller tool 580 650 717 720 787 engine rebuilding. Refer to the technical pages in the back of the Sea Doo manual for opening and closing timing for any of the three valves used in different Sea Doo engines, just make sure you are looking at a manual that has the 787 engine technical page. For Use on All SeaDoo 2-Stroke 580/587, 650/657, 717/720 & 787/800 Engines Exact item is pictured Quantity: 1 Replaces Sea Doo Tool Part #: Maybe you can glean some of the info you need from it. You are correct El Toro, my factory valve is aligned perfectly but has a chunk missing from it. Someone else will probably chime in with an answer for you, unless you go with your third option..... Not at all and get a different one. This is using a dial indicator and degree wheel so this is as accurate as it gets. Degree wheel for timing rotary valves on Sea-Doo 2 Stroke Engines Compatible with Sea Doo A must have tool! Honestly I had WaterCraft Magic bore/hone the cylinders via Mel Miller and I inquired to him what he thinks and he's suggesting pulling the shaft to get it closer. JavaScript is disabled. The WSM is a poorly made part and falsly advertised as "OEM" in my opinion. Degree wheel for timing rotary valves on Sea-Doo engines. When I install my new WSM one it is off about half a tooth and it does not change if you flip it over so I need to know if this is a problem being off this much? For Use on All SeaDoo 2-Stroke 580/587, 650/657, 717/720 & 787/800 Engines Exact item is pictured Quantity: 1 Set Set Includes: 1 - 159 Degree Rotary Valve 1 - Timing Degree Wheel ... Sea-Doo Rotary Valve Timing Wheel 1988-2005 580 587 650 657 717 720 787 800. Spec says 64 and +/- 5, which sounds like allot of allowable variation to me. New SeaDoo rotary valve timing degree wheel, it's an inexpensive must have tool if you work on your SeaDoo. Price: $100.00 Code: RV_Cover Qty in Cart: none. Is 61 degrees close enough? #2 cylinder fires awkwardly, has full compression though... Is rotary valve timing something that can go out of wack from engine use? $19.65 $ 19 ... New Starter for Rotax Marine Engine 787, Sea-doo Marine Sportboat Challenger Speedster, Sea-Doo Powersport Personal Watercraft GSX GTX SPX XP 1 - 159 Degree Rotary Valve. But, I saw this video linked in another post and it made me realize that I had put my rotary valve on complete bass ackwards. Top Rated Seller Top Rated Seller.