The brief partnership between Polaris and KTM works in this rider’s favor. Dear ATVC: I have an 08 Polaris Outlaw 525 with a slight oil leak coming from the valve cover. I can’t find the gasket anywhere to fix it and Partzilla doesn’t have anything listed and I can’t find the OEM part. Currently sealed […] More »

The answer lies within. Dear ATVC: I’m using the front A-arms from an 87 Suzuki LT230s on a small dune buggy project I am working on but the stock shocks are too soft to hold all the weight of the car. Does anyone know of any compatible shocks that are stiffer so I don’t have […] More »

The art of deflation. There are no shortage of handy devices and solutions to getting air into our tires, but what about when it comes to letting air out? There are times when lowering air to a given pressure on the trail is paramount or situations where thoroughly deflating a tire can be a time-consuming […] More »

2022 sees some new Talon 1000 models. Honda has announced its 2022 Talon 1000 sport side-by-side lineup, comprising standard and FOX Live Valve iterations of the Talon 1000R, Talon 1000X and Talon 1000X-4. The six-version family benefits from a number of upgrades for the new model year, many of which are focused on enhancing the […] More »

The science behind the process. When it comes to a four-stroke engine, there is a very simple process taking place every single time your piston rockets up and down its cylinder bore – your intake and exhaust valves open and close once per every two crank revolutions. That means your piston goes up twice and […] More »

The quintet. Dear ATVC: I just picked up a Yamaha Raptor 660 and it’s the first Yamaha I’ve ever owned. I am really surprised to hear they ran 5-valve heads. Why not the standard 4? It seems like nothing but more complexity. Even though four valves is the commonly accepted norm (two intake and two […] More »

Don’t chance it. Dear ATVC: So recently I purchased a 2010 Yamaha Raptor 250 for very cheap knowing it had problems. The previous owner said it had a tick when running. Upon further inspection I found a hole on the top of my cylinder head that looks like it was JD Welded. Do I have […] More »