FMF Mini Powercore 4 System YCRF_bag It allows for easier entry

It allows for easier entry into the sleeve

Flexible rubber nose piece

Eject system compatible

Automotive grade high deflection bulb gasket around windshield perimeter

Ergonomic design provides high levels of movement

FMF Mini Powercore 4 System YCRF_bag It allows for easier entryThe 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.