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S-3 Racing Cylinder, Billet Head, Piston Kit Gasgas Ec300 / 250 Big Bore Kit

S-3 Racing Cylinder, Billet Head, Piston Kit Gasgas Ec300 / 250 Big Bore Kit

S-3 Racing Cylinder, Billet Head, Piston Kit Gasgas Ec300 / 250 Big Bore Kit
Complete S-3 Racing Top End Kit. 1999 thru 2017 GasGas EC/XC 300, Wild 300 ATV. S-3 Billet Racing Head with 3 different domes for increased cooling, corrected squish angle and ability to tune for increased torque and horsepower and different altitude rages and fuel (race vs pump or mix thereof). Increase compression and reduce squish clearance by changing domes. Dome with least clearance gives highest compression. S-3 piston kit by Vertex (light weight for quick revs and less vibration) includes piston, rings, pin, clips, bearing and top end gaskets required for the kits installation. 8X35 Stainless steel allen replacement head bolts (to prevent bottoming). Can also be used to big bore any EC/XC 250 GasGas or Wild 240 to a 300. The item “S-3 RACING CYLINDER, BILLET HEAD, PISTON KIT GASGAS EC300 / 250 BIG BORE KIT” is in sale since Saturday, August 26, 2017. This item is in the category “eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Big Bore & Top End Kits”. The seller is “n.tahoemotorsports” and is located in Incline Village, Nevada. This item can be shipped worldwide.
  • Country/Region of Manufacture: Spain
  • Manufacturer Part Number: TOP END KIT-300
  • Brand: S-3

S-3 Racing Cylinder, Billet Head, Piston Kit Gasgas Ec300 / 250 Big Bore Kit