Our overhead Valve Compression Tool allows easy removal of valve springs and keepers without removing cylinder head. Includes compression adapter to pressurize cylinder keeping valves in place during removal of stock springs and keepers. Fits both Yamaha 1.8L & Kawasaki 1.5L 4-stroke engines....

Our ultra high strength cylinder head stud kit is essential equipment when upgrading internal components on your high compression Kawasaki engine. Precision machined from premium grade 8740 alloy and heat treated to exacting tolerances, these studs dramatically increase reliability & ease of mainten...

Three layer stainless construction for durability & corrosion resistance. Viton coated & embossed surfaces for maximum sealing between head and cylinder block. Unique design promotes even torque load across sealing surface & requires no re-torque...

Our Valve Train Upgrade Kits increase the reliability of your modified engine by reducing the possibility of valve float at high rpm. Includes lightweight, precision-machined titanium valve retainers, racing valve springs, and base washers. Fits all 1.5L engine Kawasaki Jet Ski models....

RIVA High Performance Valve Kits are engineered to improve reliability and performance in high-boost supercharged & turbocharged engines. Intake valves are built from high grade EV-8 (24-4N) stainless that is extremely resistant to corrosion. Exhaust valves are built from inconel alloy (IN-751) that...

This kit eliminates the factory wastegate that is prone to fail and leak boost resulting in decreased performance. The factory wastegate is designed to open at 16.9psi, but often vents at lower boost levels due to wear on the internal spring mechanism. Kit includes precision machined billet aluminum...

RIVA High Performance Valve Kits are engineered to improve reliability and performance in high-boost supercharged & turbocharged engines. Intake valves are built from high grade EV-8 (24-4N) stainless that is extremely resistant to corrosion. Exhaust valves are built from inconel alloy (IN-751) that...

Our lightweight connecting rods improve the reliability and performance of turbocharged and supercharged watercraft engines. Manufactured to our specifications by Carrillo Industries, these rods are forged from an ultra high-strength alloy and rated to 500+ horsepower. Unique H-beam design is substa...

Our lightweight connecting rods improve the reliability and performance of turbocharged and supercharged watercraft engines. Manufactured to our specifications by Carrillo Industries, these rods are forged from an ultra high-strength alloy and rated to 500+ horsepower. Unique H-beam design is substa...

CP forged racing pistons deliver maximum reliability and performance in high boost supercharged & turbo applications. High strength piston kits include premium ring package, tool steel wrist pin & carbon steel wire locks. Sold individually. Key Features Include: CNC machined from high streng...

CP forged racing pistons deliver maximum reliability and performance in high boost supercharged & turbo applications. High strength piston kits include premium ring package, tool steel wrist pin & carbon steel wire locks. Sold individually. Key Features Include: CNC machined from high streng...

Purchased in bulk from the finest manufacturers in the world and packaged in combinations for your application. These sets deliver reliable and dependable performance and come in a variety of sizes and widths. All ring combinations consider Power adders (superchargerd, turbocharged, nitrous), type o...