Proven Moto Performance Cylinder Head Power Kit. The Proven Moto cylinder head port spec has gone through rigorous R&D. It has been flow bench developed as well as tested on the dynamometer and motocross & supercross tracks with professional AMA riders to confirm the best in performance and reliability. The final spec has been digitized and is replicated through CNC machining for the exact same spec every time. The Proven Moto Power Kit is used by professional SX/MX Race Teams & Racers. The Proven Moto Power Kit comes as a fully assembled, CNC Ported OEM cylinder head and includes the OEM valve train and performance modified OEM Intake camshaft. The Power Kit also includes a high compression performance piston kit w/ DLC wristpin, cylinder head and base gasket and an ECU remap matched to your exhaust system, to take out any guesswork or additional parts needed for installation. There are no core exchanges or deposits necessary; this kit comes ready to install to ease downtime. It has been flow bench developed as well as tested on the dynamometer and motocross/ supercross tracks with professional AMA riders to confirm the best in performance and reliability. CNC Ported OEM Cylinder Head fully assembled and ready to install. Flowbench developed port spec. Dynamometer & trackside tested. CNC machined for exact replication. Price includes: CNC ported OEM cylinder head assembly, performance modified OEM Intake camshaft, OEM Valve train, OEM head & base gasket and ECU remap. This kit is built with 2017 YZ250F OEM parts must use 2017 YZ250F parts when replacing OEM. Replacement piston available through Rocky Mountain ATV/MC pt # PMP-Y14250. Used by Professional SX/MX race teams and racers. Best in performance and reliability! Must be installed by a capable, skilled mechanic. Follow manufacture instructions for top end rebuild. The item “Proven Moto Cylinder Head Power Kit YAMAHA YZ250F 2015-2017 ported racing head” is in sale since Friday, July 28, 2017. This item is in the category “eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Cylinder Heads & Valve Covers”. The seller is “universalpowersportsllc” and is located in Eugene, Oregon. This item can be shipped worldwide.
- Manufacturer Part Number: PMPK-Y15250
- Brand: Proven Moto Performance