RE: vintage rc official old school thread
well fried my 87 t spur gear so i went back to the 78 t one and a 23t pinion (11t reedy ultra mr.tmodfied motor)
heres the result gained about 5mph
http://www.rcpics.net/img/74062
http://www.rcpics.net/img/74064
http://www.rcpics.net/img/74066