Divy
Well-Known Member
- Joined
- Oct 12, 2006
- Messages
- 1,089
- Reaction score
- 0
i just brought my first mini dirt a pitpro 110cc an just wondering what should i do when it arrives?? i know i have to go an tighten up all the bolts but is there anything else i should know?? do i have to run it in i run in 2stroke engines all the time but never a 4stroke is it the same??
also what are the reasons why an engine backfires???
also what are the reasons why an engine backfires???