Blue Line Valve Rocker Arm Assembly: 64mm 139QMB Type 1 chinese Intake Lobe: 25

Intake Lobe: 25

SKU: 0400-1023

"description": "This performance exhaust for your Buddy 125/150/170i delivers an aggressive

Connects the carburetor to the cylinder head

Blue Line Valve Rocker Arm Assembly: 64mm 139QMB Type 1 chinese Intake Lobe: 25Keep your 139QMB engine running smoothly with this OEM two valve rocker arm assembly from Blue Line Designed specifically for Type 1 engines with 64mm valve stems and a shorter cylinder head, this is a direct fit replacement that restores proper valve actuation and engine timing without modification. Not sure which type you have? Type 1 engines have 64mm valve stems and a shorter head. If your valve stems measure 69mm with a taller cylinder head, you