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  1. Mtnviper

    Sidewinder ROV kits now available with optional Cat magnetic tether switch!

    I have been building a few ROV kits equipped with the Arctic Cat magnetic tether switch for a couple of years now with excellent results! They work so well that I've decided to add them to the line up. Basically it's a $30 option to cover the cost difference of the mag tether switch and related...
  2. Mtnviper

    Viper Roll Over Valve kits now available with optional Cat magnetic tether switch!

    I have been building a few ROV kits equipped with the Arctic Cat magnetic tether switch for a couple of years now with excellent results! They work so well that I've decided to add them to the line up. Basically it's a $30 option to cover the cost difference of the mag tether switch and related...
  3. Mtnviper

    Viper/7000 ROV kit with magnetic tether switch.

    I have been receiving a few requests to build Sidewinder ROV kits with Cat's new magnetic tether switch. Since I have a couple more switches in stock, I decided to build a Viper/7000 ROV kit with the magnetic tether as well! Please PM or email me if your interested.
  4. Mtnviper

    Not a Yammy, but entertaining new concept for skis!

    One our local guys just goofing around!
  5. Mtnviper

    10th anniversary sale on Roll Over Valve kits!

    Four Stroke Solutions LLC is celebrating 10 years of producing Roll Over Valve kits! From now until November 17th 2018, all Roll Over Valve kits are 10% off the list price found on the pricing and how to order page! https://www.fourstrokesolutions.com/...howtoorder.htm When placing an order...
  6. Mtnviper

    10th anniversary sale on Roll Over Valve kits!

    Four Stroke Solutions LLC is celebrating 10 years of producing Roll Over Valve kits! From now until November 17th 2018, all Roll Over Valve kits are 10% off the list price found on the pricing and how to order page! https://www.fourstrokesolutions.com/...howtoorder.htm When placing an order...
  7. Mtnviper

    10th anniversary sale on Roll Over Valve kits!

    Four Stroke Solutions LLC is celebrating 10 years of producing Roll Over Valve kits! From now until November 17th 2018, all Roll Over Valve kits are 10% off the list price found on the pricing and how to order page! https://www.fourstrokesolutions.com/...howtoorder.htm When placing an order...
  8. Mtnviper

    New Sidewinder roll over valve kits!

    I have been receiving quite a few requests to build a ROV kit for the Sidewinder. With that in mind, we have designed a ROV kit for the Sidewinder that replaces the normally closed OEM check valve with a normally open system similar to our Viper ROV kits. Just like our Viper ROV kit, the...
  9. Mtnviper

    Nytro/Phazer Premium ROV kits now with Quick Prime!

    Guys, I have expanded the oil pump re-prime feature used in our Viper Roll Over Valve kits to the Nytro/Phazer premium ROV kits! Sometimes if the oil pump is allowed to suck in air during a roll over event it may loose prime. When this happens the sled may start and run for a few seconds, then...
  10. Mtnviper

    Phazer premium ROV kits now with Quick Prime!

    Guys, I have expanded the oil pump re-prime feature used in our Viper Roll Over Valve kits to the Nytro/Phazer premium ROV kits! Sometimes if the oil pump is allowed to suck in air during a roll over event it may loose prime. When this happens the sled may start and run for a few seconds, then...
  11. Mtnviper

    Water in fuel, I think I figured it out!

    So last year on a long ride my sled started to miss-fire and run poorly, especially on cold start up. Once I got it back home in the shop, I found that it had water in the fuel. I pulled the tank and drained the old fuel and she was good to go! At the time I chalked it up to getting bad fuel at...
  12. Mtnviper

    New web page added for ROV replacement parts

    Since some of our ROV kits have been out on the snow since 09, I figured that I would add a replacement parts page to the website. All of our ROV kits are fully serviceable and the I can supply any part needed for your Four Stroke Solutions made ROV kit! link to parts page...
  13. Mtnviper

    ROV valve location when the air/oil separator drain as been relocated.

    I thought that I would post this information as it is beginning to apply to non-MPI turbo Vipers as well. As many of you may already know, mid last season MPI introduced a air/oil tank separator drain mod where the separator tank drain is relocated to the engine mag cover. This modification has...
  14. Mtnviper

    ROV valve location when relocating the air/oil tank separator drain

    I thought that I would post this information as it is beginning to apply to non-MPI turbo Vipers as well. As many of you may already know, mid last season MPI introduced a air/oil tank separator drain mod where the separator tank drain is relocated to the engine mag cover. This modification has...
  15. Mtnviper

    Quiet ride helmets?

    Hi Guys, Anybody try or use Quiet Ride helmets? If so how do you like it? Bill
  16. Mtnviper

    ROV valve location after MPI separator drain update.

    I thought that I would re-post this now that I have a working computer and pics again! Update for Yamaha/MPI turbocharged snowmobiles when using a Roll Over Valve kit After the MPI air/oil separator drain modification is performed and you are using a Roll Over Valve kit, the ROV shut off valve...
  17. Mtnviper

    More ROV installation pic's added to the website!

    I just added some pic's of installations for MCX turbo Viper's! Lots of pic's here http://fourstrokesolutionsllc.webs.com/apps/photos/ MCX Viper pic's are in the MCX turbo Viper gallery. http://fourstrokesolutionsllc.webs.com/xf7000srviperrovkits.htm Bill
  18. Mtnviper

    Unable to start personal conversations?

    When I click on a fellow members user name, I can get the box to come up. However when I click on "start a personal conversation" I get an error message that says that I do not have permission to continue? If someone sends me a PM, I can reply no problem, I just can't start a new one for some...
  19. Mtnviper

    5 years of making Roll Over Valve kits!

    I would like to thank all of my customers for they're support over the past 5 years!! It's hard to believe that it's already been just over five years since I started making ROV kits! From the early non-plug/play units to the latest generation premium plug/play unit with an OEM Cat tether...
  20. Mtnviper

    5 years of making Roll Over Valve kits!

    I would like to thank all of my customers for they're support over the past 5 years!! It's hard to believe that it's already been just over five years since I started making ROV kits! From the early non-plug/play units to the latest generation premium plug/play unit with an OEM Cat tether...


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