HON XR80'86-90/93-00 XR100'86-00 P-CORE 4 MFLR W/SS HEADER 040083 Size:OS When designing the PowerCore 4

When designing the PowerCore 4 HEX

this system gives you the performance edge you need

For product 023065 is for a Big Bore kit

-FMF uses the highest quality proprietary blend stainless steel made especially to our standards

Use with FMF Powerbomb or Megabomb

HON XR80'86-90/93-00 XR100'86-00 P-CORE 4 MFLR W/SS HEADER 040083 Size:OS When designing the PowerCore 4The Mini Powercore 4 is the best bang for your buck 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