OzVMX Forum

Marque Remarks => Yamaha => Topic started by: scott on January 23, 2013, 03:54:14 pm

Title: yz 125 g manifold
Post by: scott on January 23, 2013, 03:54:14 pm

Will a 34 mm mikuni carb off a yz 125 h ( 1981  ) fit a yz 125 g ( 1980 ) which comes standard with a 32mm carb , do I need to change the intake manifold to a 1981 h .
Thanks in advance scott

Title: Re: yz 125 g manifold
Post by: cyclegod on January 23, 2013, 04:35:21 pm

It will fit no probs 30mm-34mm mikunis have same outside diameter in and out.

Title: Re: yz 125 g manifold
Post by: scott on February 17, 2013, 10:37:37 pm

Thanks for the info cyclegod .
Is there a website where I can confirm jet sizes for both carbs .
Yz 125 g.  32 mm
Yz 125 h.   34 mm

Title: Re: yz 125 g manifold
Post by: ARN on February 20, 2013, 05:58:52 pm

                    yz125g              yz125h
main             300                   340
needle jet      p8                     p8
pilot jet         60                     80
jet needle      6f22                  6f21
clip position   3                       4
slide cutaway ?                       2.5 

from cylmer manual

Title: Re: yz 125 g manifold
Post by: scott on February 20, 2013, 10:03:38 pm

Thanks arn !