Upgrade my baja engine?

[CALIC]

Hi all, where can i find big bore upgrades in uk or overseas? and my second qustion is how do i tune my engine from the back? i always wanted to learn how, just cant find any information about that.

Thank you ALL!!

 

[Bigger the Better]

Hi all, where can i find big bore upgrades in uk or overseas?

Sorry can't help there.

and my second qustion is how do i tune my engine from the back? i always wanted to learn how, just cant find any information about that.
Thank you ALL!!

Are you asking for a how to on motor rebuilding?

 

[CALIC]

basicly i might of bin running my baja too rich, sum body told my that u can control that by playing wid the screws on the back of the engine but i don't wana play with them as am not sure wat they do.

 

[Bigger the Better]

basicly i might of bin running my baja too rich, sum body told my that u can control that by playing wid the screws on the back of the engine but i don't wana play with them as am not sure wat they do.

Look at this thread: https://www.largescaleforums.com/forum/showthread.php?t=2761
4th post is what I do.

Check your plug color. What does it look like? Photos?