ALL SPECIAL KITS PURCHASED DURING THE BLACK FRIDAY SALE WILL SHIP AFTER THE FIRST OF DECEMBER WE WANTED TO GET THE SPECIAL OUT FOR THE BLACK FRIDAY SALE. WE GOT BACK ORDERED ON SOME CRANK PARTS AND WILL SHIP OUT ORDERS IN THE ORDER THEY WERE RECEIVED AS SOON AS THE PARTS ARRIVE

4mm Serval Cat performance kit. Not sure what parts to buy to make the most power? M&M's Serval Cat kits includes everything you need to get that motor making serious power.

Kit includes a 68x58 Serval Cat M&M ATV Trued and Welded 4mm Longrod Crankshaft, stud extenders, pistons by Wiseco, base gasket, Acorn Nuts, Custom domes, 2 x 10 point arp nuts, 1/4" Pipe plugs.

This is a 100% complete kit utilizing your own performance head. Everything that you will need to turn your stock motor into a power house 4mm Serval. These motors are capable of making over 80hp and 50ft/lbs on pump gas!!!

If your looking for the ultimate dune/trail motor and don't want to sacrifice power this is the kit for you. These motors are made for low to mid range power and a very broad smooth power curve.





Also recommended is to help hold all that new power is a Lockup Clutch.