Originally posted by orangbaligila
I did,.... T-1031 works better (highly noticeable when using OS engines), did a modified hand-made version of a T-1031 too for tight tracks,... rocket acceleration when mated w/ 12 TR(P)T,....
Thanks! True, the acceleration was super! Thought it was just only design for the 12TR, but was working very well w/ my TT12S1.