Marine engine dynos are a rare sight worldwide, Nizpro Marine not only manufactures hard parts like supercharger systems for the popular Yamaha V6 outboard engines, but they also offer calibration upgrades. We …
Nizpro Marine’s Supercharged 450s
Nizpro Marine’s Supercharged 450s Kit for Yamaha 4.2l 6 cylinder marine outboard engines. www.nizpromarine.com