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686

  1. My 686 Build

    Engine
    so ive gotta rebuild my motor. and while im at it im goin Benckmark 686. if im tryna get to the cam and valves do i pull at the top point or lowwer where my finger is?
  2. My 686 Build

    Members Rides and Rhino Of The Month Contest!
    so ive gotta rebuild my motor. and while im at it im goin Benckmark 686. if im tryna get to the cam and valves do i pull at the top point or lowwer where my finger is?
  3. 686 cam?

    Engine
    need advice, whats gonna be the best cam in my soon to be 686? i ride trails, gravel roads and some mud. i would like to gain mid and top end while keeping or gaining a some low. and still staying on the cheaper side with it. any thoughts on a raptor cam?
  4. top speed loss after issues?

    Engine
    so cant seem to keep oil in it, it was sputtering real bad from 11-23 mph. then it was between 14-19. running in that range for maybe 3 mins and my temp light would come on. i dont think it was the jetting cause with stock intake its still doin it. also it was ran hard for prob 4 days before i...
  5. leaking oil, sputtering, overheating.

    Engine
    cant seem to keep oil in it, it sputters real bad from 11-23 mph. it was between 14-19 but seems a bit worse now. running in that range for maybe 3 mins and my temp light will come on. i dont think it the jetting cause with stock intake its still doin it. also it was ran hard for prob 4 days...
  6. 2005 Custom Rhino w/fresh Benchmark 686 motor

    Yamaha Rhino's for sale
    Motor was rebuilt in May 2011. Has approximately 250 miles and 8 hours on it. If you're not familiar with Benchmark they are one of the premier engine builders. Check out his reputation on any Rhino forum. No expense was spared when building this motor or the Rhino. I have owned this Rhino since...
  7. Starter Motor, Relay or Big Bore? - Hard Starting

    Engine
    This is a topic that is has MANY MANY threads, but none of which I have been able to find the answer that I need. Here is my situation: My 2006 686, 12:1 Piston, Stage 2 Cams, +1 Springs, Etc. hesitates when starting. ACTUALLY what happens is I turn the key I hear the starter relay...
  8. 07 686 built almost new for sale

    Rhino Parts
    I am selling a 07 Rhino 686 motor with all the extra's. This engine only had 15 gallons of fuel ran through it (this is the most accurate way I can tell you how fresh the engine is). This engine has a Weller racing main drive gear pinion support, Corillo rod, head studs, JE piston 10-1 for 91...
  9. Need 2007 rhino 660 engine!

    Want To Buy
    I need a 2007 660 rhino engine. Guess year doesnt matter just want a good running one with low miles and/or hours. Maybe even a rebuilt or one with thats hopped up a little. Let me know what u have. Thanks for your time!
  10. Bang for the buck......660?!?!

    Engine
    Just leaving the banshee world and buying my first Rhino. Been lookin long and hard for 700 EFI but found a 660 I cant pass up. Looking to jump right in and do motor work but not sure whats most beneficial. I want dependable and durable but dont want a family toy. Id like to be near 60+ and...
  11. best engine mods?

    Engine
    I was wondering what are the best engine mods to increase hp. I have an 06 660 with the 686 big bore, a hot cams mud buster cam, lexx exaust with mid pipe and I'm installing a complete set of kibbble white valves and springs this week. I have the dynatek cdi and the carb has been re-jetted...
  12. 660/686 engine in a 450?

    Engine
    I own a 450, and the engine is using a lot of oil. I'm looking for someone in the central Colorado area to rebuild it, or replace it with another. If I choose to replace it, can I install a 660/686 without much trouble?
  13. F/S Benchmark 686 Race Motor

    Rhino Parts
    F/S Benchmark 686 Built Motor SOLD SOLD SOLD Throwing around the idea of building a SR1 car.... so... This is a fully built Benchmark Performance 686 11:1 (pump gas) race/dune motor. Fresh build, hasnt even been run yet. Bottom end just go the full treatment from Benchmark with a...
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