QMB139 47mm Big Bore Cylinder Kit Non-EGR with *64mm Valve*

Weight:2.495 kg

  • $42.99

Cylinder Bore: 47mm

Non-EGR Cylinder

Installed 64mm Valve

Cylinder Sleeve Outer Diameter: 52.7mm 
Wrist Pin Diameter: 13mm
Total Piston Height: 34.4mm
Compression Height (wrist pin hole to top of piston): 17.25mm
Cylinder head&base Gaskets
Left CTV cover gasekts:15.75 Inches(short case)
47mm Pistons sets(Piston, rings, pin, cir clips)
16*13 Roller weights
Head Stud bolts
Oil pump& prokets(33teeth)


QMB139 4-stroke 47mm, Non Emissions(Non EGR) Cylinder Head with 64mm Valves for use with 72cc Big Bore Kit! ****Now you can customize 50cc QMB139 4 stroke big bore engine kits as you need. Then the components can be optionalBore Displacement: 39mm 44mm 47mm 50mm Cylinder Heads: 64mm-EGR 64MM-Non-EGR 69mm-EGR 69mm-Non-EGR Gaskets: Short Cvt Cover case Long CVT cover Case Mufflers: Varieties of ColorsMore please discover here.

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