Complete S-3 Racing Top End Kit : 2018/2019 GasGas EC/XC 300. S-3 Billet Racing Head unfortunately no longer available with set of 3 different domes for tuning purposes.Or you can opt for the higher compression dome if you are going to stack additional base gaskets to alter/tune port timing for high altitude or running race fuel at low-moderate altitudes. Price has been reduced due to single dome provided vs three. 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. Can also be used to big bore 2018/19 EC/XC 250 GasGas. The item "S-3 2018/19 GASGAS 300 KIT CYLINDER, BILLET HEAD, PISTON KIT 250- 300 BIG BORE" is in sale since Friday, June 22, 2018. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Big Bore & Top End Kits".tahoemotorsports" and is located in Incline Village, Nevada.
This item can be shipped worldwide.