50cc GY6/QMB139 Performance Head

 
 
50cc GY6/QMB139 Performance Head
Item-Code : 169-70
Regular Price : $143.00
Season Special: $129.99
Qty :

Availability :Ships in 24-48 Business Hours


 





Product Description

Hoca 50cc QMB139 4-stroke 50mm, performance cylinder head.


Specifications:
  • Intake Valve Diameter: 21.5mm
  • Intake Port Diameter: 24mm
  • Exhaust Valve Diameter: 18.9mm
  • Exhaust Port Diameter: 22mm
  • Valve Length: 62.3mm (compatible with 64mm Short Valve Style Heads)
  • Does not come with camshaft


Other related items you may need:
50cc 4-stroke QMB139 Cylinder set (169-54)
QMB139 performance camshaft (169-105)
Hoca 50mm Gasket Set (169-200)
50cc 4-stroke QMB139 Cylinder set (169-54)

QMB139 performance camshaft (169-105)

Hoca 50mm Gasket Set (169-200)

Hoca Replacement QMB139 Cylinder Head Valves (169-381)
QMB139 Non-Emissions Valve Cover (151-244)
Hoca Replacement QMB139 Cylinder Head Valves (169-381)

QMB139 Non-Emissions Valve Cover (151-244)

 
 

Other Related Items
Air Filter Assembly (151-81) | QMB139 Air Filter Foam (151-62) | Camshaft Seat (151-98) | QMB139 Dowel Pin (151-99) | Rocker Arm Intake Valve (151-100) | Rocker Arm (151-101) | Adjustment screw and nut Set (151-102) | Camshaft (151-104) | Rocker Arm Exhaust Valve (151-105) | Carburetor (151-29) | QMB139/GY6 Electric Choke Assembly (151-177) | Carburetor Plate Spring (151-196) | Carburetor Breather Pipe (151-204) | Carburetor Idle Screw (151-198) | Idle Screw Spring (151-199) | QMB139 Carb Upper Cover (151-178) | Carburetor Spring (151-179) | Carburetor Throttle Plate (151-180) | Carburetor Needle (151-181) | QMB139 Carbu ACV Valve (151-183)