NICHE Rocker Arm Shaft 519-CRA2233S Includes: NICHE Rocker Arm Shaft Compatible with the following models: SporTrax 400 EX 2X4, TRX400X 2X4, Honda XR400R Rocker Arm Camshaft Bearing Kit Set For Honda Sportrax 400 TRX400EX 1999-2008 XR400R 1996-2004, TRX400X 2009-2014 · 33,67US $. 1 sold. RESV for Honda TRX400EX... Full Roller Rocker Arms replace the pivot with bearings. HONDA TRX400X - Image #7 Shop Easter Floating Locket Set Including Necklace and 5 Locket Charms - CH11V8W1NWPOnline, Discover the best Lockets in Best Prices and Enjoy Fast Shipping Our parts meet or exceed the quality of the original parts that come with your machine. When the camshaft is in motion the rocker arm will lower one of its to sides to allow both fuel and air to flow throughout the engine. Rocker Replacement Rocker Arm Shaft For Honda Sportrax TRX400EX TRX400X 14451-MBV-000 1999-2014 Honda Ruckus Replaces for the following OEM MPN's: 14451-MBV-000, 14451-KCY-670 The camshaft is instead mounted in the center to push the ends. Compatible with Honda 2009, 2012-2014 TRX400X The bearings are bolted in place and allow the rocker to pivot. They use a basic nut with a rounded bottom to hold the pivot of the rocker arm in place. NICHE Rocker Arm A rocker arm is a mechanical linkage inside a engine responsible for driving the movement of the intake and exhaust valves when the camshaft is in motion. About NICHE NICHE specializes in the highest quality Powersports replacement parts. They do not use the same rounded nut. Some Types of Rocker Arms: Stamped Steel Rocker Arms are the most common. End Pivot Rocker Arms have their pivot located at the ends of the rocker arms.