motors problems

[spidy]

Originally Posted by spidy

hay aj build a ty4 motors 2.1 and my problem is the motor hew now power.
when I pus the gas in 1.2and ger to the limit hes sheiking and I must shat down the motor and then is working normal.I dont now what is this.I have a elek.start.motor dont have the power for 2,1ccm I dont now whay.if somebody now what is the problem plis help me.I need help.motor is new 10 000km
I m from slovenia and I build the speedstar kabrio

this is my spidy(silver bulet)