The MOTION PRO Compression Tester Tool 08-0651 is your go-to solution for fast and accurate engine compression checks on both 2-stroke and 4-stroke engines. This tool features a redesigned billet gauge manifold with an integrated pressure release valve, ensuring a seamless testing experience. The easy-to-read precision analog gauge measures up to 300 psi and is protected by a durable rubber boot for added longevity. Additionally, the integrated quick disconnect fitting allows for effortless hose installation and removal, making maintenance a breeze. Features: * Engine Compatibility: Designed for both 2-stroke and 4-stroke engines * Gauge Type: Precision 0-300 psi analog gauge for accurate readings * Manifold Design: Redesigned billet gauge manifold with integrated pressure release valve * User-Friendly: Easy to read gauge protected by a rubber boot * Quick Disconnect: Integrated quick disconnect fitting for hassle-free installation and removal