Yamaha presents a cutting-edge solution for engine enthusiasts – the high-performance 1.8L valve kit. Crafted with precision using advanced forging techniques, these intake and exhaust valves undergo a meticulous solution heat treatment process to ensure both superior quality and stress relief. With a primary focus on quality control, the employed techniques result in enhanced overall

Hey there, fellow Sea-Doo enthusiasts! If you’re experiencing a lack of power, rough idling, or strange noises coming from your jet ski’s engine, it might be time to give your valve spring retainers some love. Don’t worry; you don’t need to be a mechanic to do this. In this guide, we’ll walk you through the

Introduction Are you an avid Sea-Doo enthusiast experiencing performance issues with your 4-TEC engine? Perhaps you’ve noticed reduced power, rough idling, or excessive exhaust smoke. In such cases, it might be time to consider a valve replacement. This guide will provide a step-by-step explanation of the entire process, from disassembling the valves and engine to