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GY6 50 High Performance Parts

GY6 50 High Performance Parts

GY6 50 139 QMB High Performance Parts and Upgrades 49cc

139QMB/139QMA 49cc Scooter Engine High Performance and Stock Parts

When upgrading your 139QMB GY6 49cc four stroke engine the four main areas to consider are engine, exhaust, fuel and air and trans. Build out from these and you will get results. If doing a clutch do roller weights and belt also, when doing cylinder kits with heads add exhaust, jets plus air filters.

GY6 50 Carb Upgrade
Performance 26mm Carb
GY6 50 19mm Carb
GY6 Pilot Jets
Price: $99.99
Sale: $79.99
Price: $149.99
Sale: $129.99
Price: $59.99
Sale: $49.99
Price: $14.99
Sale: $7.99
GY6 50 Main Jet 95
GY6 Intake Spacer
Naraku Performance Carb
GY6 50 Racing Air Filter
Price: $9.99
Sale: $7.99
Price: $19.99
Sale: $18.99
Price: $149.99
Sale: $129.99
Price: $29.99
Sale: $29.99
Uni POD GY6 50 Air Filter
K&N GY6 50
GY6 Teflon Intake
EMGO - Air Filter 39mm
Price: $29.99
Sale: $19.99
Price: $49.99
Sale: $39.99
Price: $49.99
Sale: $39.99
Price: $28.99
Sale: $19.99
GY6 50 Rebuild
GY6 Power Play Upgrade AC/DC
Uni-Filter Dual for GY6 50
Fuel and Air Delivery Upgrade GY6 50 Scooters
Price: $49.99
Sale: $39.99
Price: $159.99
Sale: $129.99
Price: $39.99
Sale: $19.99
Price: $99.99
Sale: $59.99
Mikuni High Flow Fuel Pump
Mikuni Fuel Valve Kit
GY6 50 39mm Air Filter
GY6 50/150 CDI
Price: $49.99
Sale: $29.99
Price: $59.99
Sale: $39.99
Price: $29.99
Sale: $19.99
Price: $39.99
Sale: $19.99
Adjustable CDI
 GY6 Naraku DC CDI
GY6 NCY AC CDI
NGK Wire Cap (Best Buy)
Price: $99.99
Sale: $89.99
Price: $129.99
Sale: $99.99
Price: $79.99
Sale: $59.99
Price: $79.99
Sale: $59.99
GY6 High Output Coil
Direct Performance Coil
NGK CR7HIX Iriduim Spark Plug
NGK C7HSA Spark Plug Four Stroke
Price: $49.99
Sale: $39.99
Price: $79.99
Sale: $69.99
Price: $19.99
Sale: $12.99
Price: $9.99
Sale: $6.99
Dr Pulley GY6 50
OKO/NCY GY6 50 Roller Weights
GY6 Race Variator
Dr Pulley Variator GY6 50
Price: $29.99
Sale: $24.99
Price: $29.99
Sale: $19.99
Price: $99.99
Sale: $89.99
Price: $129.99
Sale: $99.99
Polini Variator Kymco 4T
GY6 50 Kevlar Belt
GY6 50 Bando
  GY6 50 Gates CVT Belt
Price: $149.99
Sale: $129.99
Price: $49.99
Sale: $39.99
Price: $39.99
Sale: $29.99
Price: $59.99
Sale: $29.99
GY6 50 CVT Belt 729 17 30
GY6 50 Torque Spring
GY6 50 2000RPM
GY6 50 NCY Trans Combo
Price: $39.99
Sale: $29.99
Price: $29.99
Sale: $19.99
Price: $29.99
Sale: $19.99
Price: $199.99
Sale: $179.99
Naraku Clutch
GY6 50 Clutch Bell
Dr Pulley 161301
GY6 50 Variator Kit
Price: $69.99
Sale: $59.99
Price: $69.99
Sale: $59.99
Price: $289.99
Sale: $259.99
Price: $69.99
Sale: $59.99
GY6 50 Racing Clutch
GY6 50 Stock Clutch
Stage6 Clutch
GY6 50 Stock Bell
Price: $89.99
Sale: $69.99
Price: $39.99
Sale: $19.99
Price: $159.99
Sale: $139.99
Price: $29.99
Sale: $19.99
Stage 6 Bell
Stage 6 Bell
GY6 50 Drive Face
GY6 50 Golden Variator
Price: $139.99
Sale: $129.99
Price: $89.99
Sale: $79.99
Price: $39.99
Sale: $29.99
Price: $49.99
Sale: $39.99
GY6 50 Variator
GY6 50 Performance Clutch Bell
GY6 Power Play Upgrade AC/DC
GY6 70cc
Price: $69.99
Sale: $59.99
Price: $59.99
Sale: $49.99
Price: $159.99
Sale: $129.99
Price: $99.99
Sale: $89.99
GY6 50 70cc Big Bore
GY6 50 Naraku 70
GY6 50/80cc Big Bore Kit
GY6 50/85cc Big Bore Kit
Price: $229.99
Sale: $179.99
Price: $149.99
Sale: $139.99
Price: $329.99
Sale: $289.99
Price: $349.99
Sale: $319.99
GY6 70cc Big Bore
GY6 50 Polini 4T 70cc Cylinder Kit
GY6 50 High Performance 50mm Head
GY6 50 47mm Head
Price: $189.99
Sale: $149.99
Price: $499.99
Sale: $399.99
Price: $159.99
Sale: $149.99
Price: $99.99
Sale: $79.99
GY6 80 High Performance Cam Shaft
GY6 50 Piston Kit
Piston Kit 47mm 70cc
GY6 50 Big Bore 52.4
Price: $79.99
Sale: $49.99
Price: $69.99
Sale: $59.99
Price: $49.99
Sale: $39.99
Price: $399.99
Sale: $349.99
Racing Crank
GY6 50 Gears
GY6 50 Performance Exhaust
Leo Vince GY6 50  Exhaust
Price: $199.99
Sale: $159.99
Price: $99.99
Sale: $89.99
Price: $249.99
Sale: $159.99
Price: $199.99
Sale: $189.99
GY6 50 Titanuim Performance Exhaust
NCY 50 Exhaust
GY6 50/80 Exhaust
Naraku Exhaust
Price: $359.99
Sale: $299.99
Price: $299.99
Sale: $279.99
Price: $229.99
Sale: $199.99
Price: $229.99
Sale: $199.99
Racing Shock
NCY Cam Throttle Tube
GY 6 50 Magneto Puller
Shinko Scooter Tire 3.5X10 SR425
Price: $199.99
Sale: $189.99
Price: $49.99
Sale: $39.99
Price: $29.99
Sale: $19.99
Price: $59.99
Sale: $49.99
Scooter Grips from NCY
GY6 Throttle Body
EGR/PVC Block Plate
NCY GY6 50 Variator Kit
Price: $39.99
Sale: $29.99
Price: $79.99
Sale: $43.99
Price: $19.99
Sale: $16.99
Price: $99.99
Sale: $79.99
GY6 High Performance Magneto Assembly
GY6 50 Trans Mod
Retro 50 Exhaust
GY6 50 Racing Head
Price: $299.99
Sale: $289.99
Price: $149.99
Sale: $99.99
Price: $299.99
Sale: $289.99
Price: $189.99
Sale: $159.99
GY6 50 Racing Clutch Bell
GY6 50 Clutch
LED Turn Signal Indicator
GY6 50 Fan Cover
Price: $89.99
Sale: $69.99
Price: $59.99
Sale: $49.99
Price: $69.99
Sale: $49.99
Price: $49.99
Sale: $39.99
GY6 50 Oil Dip Stick
GY6 50 Performance Trans
GY6 Intake Manifold
Cooling Fan
Price: $29.99
Sale: $19.99
Price: $49.99
Sale: $39.99
Price: $29.99
Sale: $19.99
Air Box
GY6 50 Spring Base
Voltage Regulator
GY6 50 Cylinder Kit
Price: $49.99
Sale: $39.99
Price: $49.99
Sale: $39.99
Price: $49.99
Sale: $39.99
Price: $149.99
Sale: $129.99
GY6 50 Chrome Case Cover
Torsion Control Malossi
GY6 50 Performance Gears
GY6 50 Performance Exhaust
Price: $89.99
Sale: $69.99
Price: $9.99
Sale: $9.99
Price: $59.99
Sale: $49.99
Price: $199.99
Sale: $179.99
NCY 63mm Gasket Kit Head and Base
Choke Conversion CVK
Piston 139QMB 52mm
GY6 50 52mm BBK
Price: $19.99
Sale: $19.99
Price: $39.99
Sale: $29.99
Price: $59.99
Sale: $49.99
Price: $229.99
Sale: $219.99
GY6 50 Performance Air Filter
Price: $19.99
Sale: $19.99




Keeway Scooters Linhai Scooters
Cleveland CycleWerks Tha Misfit Cafe Racer
Tha Heist 250 Bobber
Cleveland Cyclewerks Tha Ace 250
CCW Tha Ace Deluxe
Price: $3,499.99
Sale: $3,299.99
Price: $3,499.99
Sale: $3,299.99
Price: $3,299.99
Sale: $3,299.99
Price: $3,299.99
Sale: $3,299.99
Motorcycle Mod Parts
Red Baron Rider Googles
Bobster OTG Goggles
Price: $39.99
Sale: $24.99
Price: $39.99
Sale: $39.99

Scootertronics experience in repairs and upgrades for all types of scooters from Vespa Piaggio Yamaha Honda Linhai GY6 and CN250 scooter and go cart engines plus ATVs gives Scootertronics the knowledge and expertise to get you the correct information to make an informed purchase.

The Chinese scooters and those from Taiwan all use these engines in all their scooters and go carts. Scootertronics has since 2003 been at the forefront of this industry giving Scootertronics the knowledge that is gained from experience doing it full from our shop. Everything we offer we have tried ourselves and know it works. We have sold scooters and parts nationwide to all kinds of customers for all types, brands and names that are produced in Asia. This is what we are about so then what we are not about is a warehouse with a whole bunch of scooters and parts that we dropship* without a care in the world is what we are not about nor order takers sitting in a room not knowing what we are selling nor are we a clearance house with every single part in stock every single day. We do it right the first time to add freedom to your life and value to your purchase and never misleading you to make ourselves look good or someone else look bad, we make mistakes like most humans and we readily admit when we do. With Scootertronics you get peace of mind with your new scooter. "Ready to Ride" means when you buy from Scootertronics, You get your new scooter professionally assembled, prepared, test ridden and safety checked. You also have the option to buy your performance upgrades and have them installed with the same "Ready to Ride" peace of mind that you simply cannot get with another scooter dealer!

Over $99.99

48 Lower States Only

Keeway Scooters Linhai Scooters
Cleveland CycleWerks Tha Misfit Cafe Racer
Price: $3,499.99
Sale: $3,299.99
Tha Heist 250 Bobber
Price: $3,499.99
Sale: $3,299.99
Cleveland Cyclewerks Tha Ace 250
Price: $3,299.99
Sale: $3,299.99
CCW Tha Ace Deluxe
Price: $3,299.99
Sale: $3,299.99
Motorcycle Mod Parts
Red Baron Rider Googles
Price: $39.99
Sale: $24.99
Bobster OTG Goggles
Price: $39.99
Sale: $39.99
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