Bill Annabel from the MBC of NSW ran a 56 second heat time over 5 laps of oval racing at the Hunter Valley Champs 2006
Carribean Masters 2010, 59 seconds
Richard Symyniuk from the MBC of NSW took the fastest heat time of 59sec at the 2007 WINTER SPECTACULAR in X-HYDRO
Kevin Morris from BMMC in Qld ran a 56 second heat time over 5 laps of oval racing at the Battle of the borders 2008.
Brett Ward From the Gold Coast Model Race Boat Club ran a 57 sec heat with his single engine C Hydro at the 2008 AMPBA Nationals.
Craig Knight, with X hydro, NSW Country Champs 2014, 58.35 seconds
Dave Thynne, with B hydro, NSW Country Champs 2014, 57.25 seconds
Aaron Alberico from RMBC, with 45 size hydro ran a 55second heat time at the Caribbean Masters VIC
Evan Holborow from MBCofNSW with X-Twin Hydro ran a 57.53 heat time at 2014 Caribbean Masters VIC
Ken Retallick with his M-Twin Hydro ran a 56.63 heat time at 2017 NSW state championships