Yamaha YZ125 2019 Owner's Service Manual page 224

Part name Size
Rich 6BFY43
-72
6BFY43
-73
(STD) 6BFY43
-74
6BFY43
-75
Lean 6BFY43
-76
Rich 6BFY42
-72
6BFY42
-73
6BFY42
-74
6BFY42
-75
Lean 6BFY42
-76
* For USA and CAN
** Except for USA and CAN
Part number
284-14116-J2
284-14116-J3
284-14116-J4
284-14116-J5
284-14116-J6
284-14116-H2
284-14116-H3
284-14116-H4
284-14116-H5
284-14116-H6
7-5
ENGINE