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  1. 450 won't start.. timing?

    Off-Road / Enduro
    I've just bought a 2016 450 SX-F. On first ride there were a couple puffs of blue smoke so I decided to re ring the piston. The bike has an Athena ECU and apparently had a high comp piston - I didn't know whether to trust the guy I bought it from and didn't want to have to do any re tuning by...
  2. Camshaft wear mayhem

    RC8 Superbike
    My 2008 RC8 got 55000km's. On inspecting valve clearance & fitting new tensioners, found out that one of the camshafts was completly weared out. Was a matter of time it would have broken in pieces. In other LC8 fora there's been some mention 'bout pitted camshafts and not to worry that much...
  3. Blocked camshaft oil jet

    Off-Road / Enduro
    Hey guys, I'm just wondering if anyone on here has had any experience with the problem I've just had with my bike. It's a 2009 250 Sxf While riding its developed a rattle/knocking noise from the top end, first thoughts were cam chain tensioner had gone. So replaced that with a brand new KTM...