-
Universal Parts 50mm QMB139 Non Emissions Head – 64mm Valves
- For Use With 81.3cc Big Bore Kit
- Valve Length: 64mm
- Overall Height: 59.5mm
- Intake Port Diameter: 18mm
- Exhaust Port Diameter: 17mm
- Intake Bolt Hole Spacing: 44.5mm
- Exhaust Bolt Hole Spacing: 50mm
$52.99 Add to cart -
Universal Parts QMB139 69mm Valve Rebuild Kit
- Valve Length (intake & exhaust): 69mm
- Shaft Diameter (intake & exhaust): 5mm
- Intake Valve Diameter: 18.5mm
- Exhaust Valve Diameter: 16mm
$28.99 Read more -
Universal Parts QMB139 Engine Mount – Round
-
Width (between bushings): 8.25 Inches
$27.99 Add to cart -
-
Universal Parts QMB139 Motor Mount Bushing- Round
-
Inner Diameter: 21mm
-
Outer Diameter: 39.5mm
-
Length: 41mm
$7.99 Add to cart -
-
Universal Parts QMB139 50mm Big Bore Cylinder Kit
- Upgrades to 81.3cc!
- Bore: 50mm
- Overall Height: 70mm
- Cylinder Sleeve Outer Diameter: 54.4mm
$72.99 Add to cart -
Universal Parts QMB139 39mm Cylinder Kit
- Bore: 39mm
- Overall Height: 70mm
- Cylinder Sleeve Outer Diameter: 44.7mm
$41.99 Add to cart -
Universal Parts QMB139 48mm Gasket Set
- Inner Diameter of Head Gasket: 48mm
- Inner Diameter of Base Gasket: 55mm
- Head Gasket Thickness: 1.5mm (including silicone)
$7.99 Add to cart -
Universal Parts QMB139 Non Emissions Head – 64mm Valves
- Intake Port Diameter: 17mm
- Exhaust Port Diameter: 18mm
- Valve Length: 64mm
$42.99 Add to cart -
Universal Parts Intake Manifold QMB139 50cc- 2 Fittings
-
2 Vacuum Port
-
Engine Mount Side Inner Diameter: 16mm
-
Carb Mount Side Inner Diameter: 26mm
-
Bolt Hole Spacing: 45mm
$16.99 Read more -
-
Universal Parts QMB139 Oil Pump Sprocket – 47 Teeth
- Number of Teeth: 47
- Outer Diameter: 73mm
$7.99 Add to cart -
Universal Parts QMB139 Oil Pump – For 47 Tooth Gear
- For Use With 47 Tooth Gear
$15.99 Add to cart -
Universal Parts Oil Filter Screen – QMB139
- Overall Length: 26.5mm
$7.49 Add to cart -
Universal Parts QMB139 Non Emissions Head – 69mm Valves
- Intake Port Diameter: 17mm
- Exhaust Port Diameter: 18mm
- Valve Length: 69mm
$48.99 Add to cart -
Universal Parts QMB139 Right Crankcase Cover, 47 Tooth Gear
- Used with 47 Tooth Oil Pump Gear
$37.99 Add to cart -
Universal Parts QMB139 Rocker Arms for 69mm Length Valve
- Set of 2
- For Use on Heads with 69mm Valves
$12.99 Add to cart -
Universal Parts QMB139 Exhaust Valve – 69mm
- Valve Diameter: 16mm
- Shaft Diameter: 5mm
- Overall length: 69mm
$10.99 Add to cart