Description
A Nizpro Marine Performance Repower is about optimising the performance of your engine.
Use the DIY Repower Kit to easily flash your ECU! Upgrading to a Nizpro Marine Performance Repower, your Yamaha V8 300hp OFFSHORE will make 425hp and rev to 6,600rpm and with extra torque to get your boat up and out of the water faster.
Increased Power, Improved Economy & Reliability? It’s all true!
Testing: We have rigorously tested the Nizpro Marine V8 425HO Performance Repower on a standard Yamaha V8 300hp OFFSHORE engine utilizing the Nizpro Marine Endurance Test on our inhouse dyno cell. The engine passed with no adverse effects*.
That same engine has also been extensively water tested for 250+ hours to further validate the dyno results. These tests underpin the performance of the hundreds of engines currently in market using the Nizpro Marine 425HO Performance Repower & are undertaken to ensure complete confidence in the Nizpro Marine 425HO Performance Repower.
*Performance Caveat: Engine must run on Minimum 89–90 USA grade fuel & have adhered to recommended Yamaha service intervals.