FMF Mini Powercore 4 System YCRF_bag Ergonomic design provides high levels

Ergonomic design provides high levels of movement

just like your 509 Helmet

Makes the perfect seat

The Hyperspeed 2 has undeniable MotoGP pedigree

FMF Mini Powercore 4 System YCRF_bag Ergonomic design provides high levelsThe Mini Powercore 4 is a great performance bolt on for your mini. Offered as a standard Mini Powercore 4, Closed Course Big Bore System or as a Spark Arrestor Version, the Mini Powercore 4 features a Hi Flo stainless steel core and formed end caps, an aircraft grade aluminum canister and a durable stainless steel header. Its pounds lighter than stock and you will swear the motor has been bored and stroked with the first twist of the throttle.