Spare Parts World Dealers Service&Manual News&Updates Hall of Fame Product Info GM srl - Via Sabbionara 14/N - 36045 - Alonte (VI) - Italy - Vat Number 01586210245 - Telephone Number +39 0444833956 - info@gmengines.net Speedway Year SGP Under 21 World Champion Riders with GM Engine 1983 1988 1987 1986 1985 1984 1989 1990 1992 1991 1993 1996 1995 1994 1997 1999 1998 2000 2001 2002 2006 2005 2004 2003 2007 2009 2008 2010 2011 2012 Egon Muller Erik Gundersen Per Jonsson Per Jonsson Chris Louis Greg Hancock Gary Havelock Leigh Adams Sam Ermolenko Joe Screen Erik Gundersen Erik Gundersen Erik Gundersen Gary Havelock Karl Maier Erik Gundersen Karl Maier Gerd Riss Jan O. Pedersen Billy Hamill Jason Crump Gerd Riss Gerd Riss Tony Rickardsson Dawid Kujawa Gerd Riss Tony Rickardsson Robert Barth Nicky Pedersen Jaroslaw Hampel  Robert Barth Tony Rickardsson Robert Barth Jason Crump Karal Zabik  Robert Barth Nicky Pedersen Emil Sayfutdinov Gerd Riss Nicky Pedersen Emil Sayfutdinov Gerd Riss Jason Crump Darcy Ward Gerd Riss Tomasz Gollob Darcy Ward J. Kylmakorpi Greg Hancock Janowski Maciej J. Kylmakorpi Chris Holder Jensen Michael j. J. Kylmakorpi J. Kylmakorpi Dudek Patryk Tai Woffinden 2013 Home 65 66 2015 66!!! Greg Hancock Piotr Pawlicki Erik Riss 2014 Tai Woffinden Bartoz Zmarzlik Jannick De Jong 2016 Greg Hancock Max Fricke Erik Riss 64 Long-Track Factory Ready Engines