head blaster

I

I8ford

Guest
Ihave a question for you ! ,
I have rebilt the engine of my blaster. Today when i go to road test , after 15 minutes the spark plug pop out of the head, and the thread on the head was striped. when i have rebild the engine i torque the plug on 17ft/lb.

When i see the plug , it was not brown but most white. do you think the probleme was the jet , i know it was lean on gaz, but to you think is the problem of plug go out of my head.


sorry for my english but im a french guys
 
Last edited by a moderator: