Paul Olesen

With a deep history in V-twin racing and performance, JE Pistons is proud to offer performance feature-rich pistons for Harley-Davidson's Milwaukee-8 engine platform. Get all the technical details on JE's M8 piston line here.

Follow along with JE Pistons' complete, step-by-step guide to installing rings on your motorcycle or ATV piston(s).

Checking and adjusting valves is considered routine maintenance on high-performance four-stroke engines used throughout the powersports industry. JE Pistons goes through key steps to checking and adjusting valves.

Wire locks are one of the most common wrist pin locks used in today's pistons, but correct installation can be frustrating. Here, we go through important tips and tricks to ease your wire lock installation and make sure you're up and running reliably.

High-compression pistons are a common upgrade for dirt bikes and other motorcycles, but bumping compression isn't always beneficial. We take a look what effects higher compression has, designing high-compression pistons, and what factors to address when considering adding one.

After freshening up the top-end of your four-stroke motorcycle, setting the cam timing is critical to ensure proper operation and to prevent damage. JE Pistons shares their years of four-stroke piston and engine experience to go through the critical steps of correctly setting cam timing.