Sportsfans · Isle of Man TT · Riders · J G Duncan
Isle of Man TT · Rider · 1930
J G Duncan
0 wins, 0 podiums and 1 recorded start over 1 TT week. Fastest race average 66.21 mph. Recorded starts are what the archive holds, not a complete career.
Open in the atlas →Wins0
Podiums0
Recorded starts1
Fastest average66.21 mph