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Discussion Starter #1
i think my port job is sucking carb dry getting seized piston happening at full throttle 94 octain also problem also what do you guys run in jet size ? 39 carb 310cc 30-40 degrees outside. and needle clip position ?
 

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no, & no idea what jet size you might BECAUSE you dont have enough info here

but petcock can get clogged or screen in tank could be clogged or semi clogged
 

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Discussion Starter #3
what info would you like man ? got k&n air filter no box 39 keiln carb 190 jet delta 3 V force trx reeds probaly most porting possible stock cylinder i think its bored 20 over almost 310cc 175psi builder got specs from pro design and machined stock head to work on 310 bore. had cool head wasn't working was for 265cc. and LRD adjust pipe.
 

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got k&n air filter no box 39 keiln carb 190 jet delta 3 V force trx reeds probaly most porting possible stock cylinder i think its bored 20 over almost 310cc 175psi builder got specs from pro design and machined stock head to work on 310 bore. had cool head wasn't working was for 265cc. and LRD adjust pipe.
thats more like the info needed for someone to help on jets / carb settings ^

& from I understand on the 39 its close but I have real experience with it .. ;)
 

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I think he wants to know how big your pit cock is. :lol:
funny stuff :rolleyes: ... but ....I am sure it wouldnt be big to make you happy !!!! :eek:
 
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