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Home > Parts > GY6 50 High Performance Parts
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
GY6 50 Carb Upgrade
Price: $99.99
Sale: $79.99
Performance 26mm Carb
Price: $149.99
Sale: $129.99
GY6 50 19mm Carb
Price: $59.99
Sale: $49.99
GY6 Pilot Jets
Price: $9.99
Sale: $7.99
GY6 50 Main Jet 95
GY6 Intake Spacer
Naraku Performance Carb
GY6 50 Racing Air Filter
GY6 50 Main Jet 95
Price: $9.99
Sale: $7.99
GY6 Intake Spacer
Price: $19.99
Sale: $18.99
Naraku Performance Carb
Price: $149.99
Sale: $129.99
GY6 50 Racing Air Filter
Price: $29.99
Sale: $29.99
Uni POD GY6 50 Air Filter
K&N GY6 50 39mm Air Filter
GY6 Teflon Intake
GY6 50 Rebuild
Uni POD GY6 50 Air Filter
Price: $29.99
Sale: $19.99
K&N GY6 50 39mm Air Filter
Price: $59.99
Sale: $52.99
GY6 Teflon Intake
Price: $49.99
Sale: $39.99
GY6 50 Rebuild
Price: $49.99
Sale: $39.99
GY6 Power Play Upgrade AC/DC
Uni-Filter Dual for GY6 50
Fuel and Air Delivery Upgrade GY6 50 Scooters
GY6 50 39mm Air Filter
GY6 Power Play Upgrade AC/DC
Price: $159.99
Sale: $129.99
Uni-Filter Dual for GY6 50
Price: $39.99
Sale: $19.99
Fuel and Air Delivery Upgrade GY6 50 Scooters
Price: $99.99
Sale: $59.99
GY6 50 39mm Air Filter
Price: $29.99
Sale: $19.99
GY6 50/150 CDI
Adjustable CDI
GY6 Naraku DC CDI
GY6 NCY AC CDI
GY6 50/150 CDI
Price: $39.99
Sale: $19.99
Adjustable CDI
Price: $99.99
Sale: $89.99
GY6 Naraku DC CDI
Price: $129.99
Sale: $99.99
GY6 NCY AC CDI
Price: $79.99
Sale: $59.99
NGK Wire Cap (Best Buy)
Direct Performance Coil
Dr Pulley GY6 50
OKO/NCY GY6 50 Roller Weights
NGK Wire Cap (Best Buy)
Price: $79.99
Sale: $59.99
Direct Performance Coil
Price: $79.99
Sale: $69.99
Dr Pulley GY6 50
Price: $29.99
Sale: $24.99
OKO/NCY GY6 50 Roller Weights
Price: $29.99
Sale: $19.99
GY6 Race Variator
Dr Pulley Variator GY6 50
Polini Variator Kymco 4T
GY6 50 Kevlar Belt
GY6 Race Variator
Price: $99.99
Sale: $89.99
Dr Pulley Variator GY6 50
Price: $129.99
Sale: $99.99
Polini Variator Kymco 4T
Price: $149.99
Sale: $129.99
GY6 50 Kevlar Belt
Price: $49.99
Sale: $39.99
GY6 50 Bando
GY6 50 Gates CVT Belt
GY6 50 CVT Belt 729 17 30
GY6 50 Torque Spring
GY6 50 Bando
Price: $39.99
Sale: $29.99
GY6 50 Gates CVT Belt
Price: $59.99
Sale: $29.99
GY6 50 CVT Belt 729 17 30
Price: $39.99
Sale: $29.99
GY6 50 Torque Spring
Price: $29.99
Sale: $19.99
GY6 50 2000RPM
GY6 50 NCY Trans Combo
Naraku Clutch
GY6 50 Clutch Bell
GY6 50 2000RPM
Price: $29.99
Sale: $19.99
GY6 50 NCY Trans Combo
Price: $199.99
Sale: $179.99
Naraku Clutch
Price: $69.99
Sale: $59.99
GY6 50 Clutch Bell
Price: $69.99
Sale: $59.99
Dr Pulley 161301
GY6 50 Variator Kit
GY6 50 Racing Clutch
GY6 50 Stock Clutch
Dr Pulley 161301
Price: $289.99
Sale: $259.99
GY6 50 Variator Kit
Price: $69.99
Sale: $59.99
GY6 50 Racing Clutch
Price: $89.99
Sale: $69.99
GY6 50 Stock Clutch
Price: $39.99
Sale: $19.99
Stage6 Clutch
GY6 50 Stock Bell
Stage 6 Bell
Stage 6 Bell
Stage6 Clutch
Price: $159.99
Sale: $139.99
GY6 50 Stock Bell
Price: $29.99
Sale: $19.99
Stage 6 Bell
Price: $139.99
Sale: $129.99
Stage 6 Bell
Price: $89.99
Sale: $79.99
GY6 50 Drive Face
GY6 50 Golden Variator
GY6 50 Variator
GY6 50 Performance Clutch Bell
GY6 50 Drive Face
Price: $39.99
Sale: $29.99
GY6 50 Golden Variator
Price: $49.99
Sale: $39.99
GY6 50 Variator
Price: $69.99
Sale: $59.99
GY6 50 Performance Clutch Bell
Price: $49.99
Sale: $39.99
GY6 Power Play Upgrade AC/DC
GY6 70cc
GY6 50 70cc Big Bore
GY6 50 Naraku 70
GY6 Power Play Upgrade AC/DC
Price: $159.99
Sale: $129.99
GY6 70cc
Price: $99.99
Sale: $89.99
GY6 50 70cc Big Bore
Price: $229.99
Sale: $179.99
GY6 50 Naraku 70
Price: $149.99
Sale: $139.99
GY6 50/80cc Big Bore Kit
GY6 50/85cc Big Bore Kit
GY6 50 70cc Big Bore Cam Gear Kit
GY6 50 Polini 4T 70cc Cylinder Kit
GY6 50/80cc Big Bore Kit
Price: $329.99
Sale: $289.99
GY6 50/85cc Big Bore Kit
Price: $349.99
Sale: $319.99
GY6 50 70cc Big Bore Cam Gear Kit
Price: $199.99
Sale: $189.99
GY6 50 Polini 4T 70cc Cylinder Kit
Price: $499.99
Sale: $399.99
GY6 50 High Performance 50mm Head
GY6 50 47mm Head
GY6 80 High Performance Cam Shaft
GY6 50 Piston Kit
GY6 50 High Performance 50mm Head
Price: $159.99
Sale: $149.99
GY6 50 47mm Head
Price: $99.99
Sale: $79.99
GY6 80 High Performance Cam Shaft
Price: $79.99
Sale: $49.99
GY6 50 Piston Kit
Price: $69.99
Sale: $59.99
Piston Kit 47mm 70cc
GY6 50 Big Bore 52.4
Racing Crank
GY6 50 Gears
Piston Kit 47mm 70cc
Price: $49.99
Sale: $39.99
GY6 50 Big Bore 52.4
Price: $399.99
Sale: $349.99
Racing Crank
Price: $199.99
Sale: $159.99
GY6 50 Gears
Price: $99.99
Sale: $89.99
GY6 50 Performance Exhaust
GY6 50 Titanuim Performance Exhaust
NCY 50 Exhaust
GY6 50/80 Exhaust
GY6 50 Performance Exhaust
Price: $249.99
Sale: $159.99
GY6 50 Titanuim Performance Exhaust
Price: $259.99
Sale: $234.99
NCY 50 Exhaust
Price: $299.99
Sale: $279.99
GY6 50/80 Exhaust
Price: $229.99
Sale: $199.99
Naraku Exhaust
Racing Shock
NCY Cam Throttle Tube
GY 6 50 Magneto Puller
Naraku Exhaust
Price: $229.99
Sale: $199.99
Racing Shock
Price: $199.99
Sale: $189.99
NCY Cam Throttle Tube
Price: $49.99
Sale: $39.99
GY 6 50 Magneto Puller
Price: $29.99
Sale: $19.99
Shinko Scooter Tire 3.5X10 SR425
Scooter Grips from NCY
GY6 Throttle Body
EGR/PVC Block Plate
Shinko Scooter Tire 3.5X10 SR425
Price: $59.99
Sale: $49.99
Scooter Grips from NCY
Price: $39.99
Sale: $29.99
GY6 Throttle Body
Price: $79.99
Sale: $43.99
EGR/PVC Block Plate
Price: $19.99
Sale: $16.99
NCY GY6 50 Variator Kit
GY6 High Performance Magneto Assembly
GY6 50 Trans Mod
Retro 50 Exhaust
NCY GY6 50 Variator Kit
Price: $99.99
Sale: $79.99
GY6 High Performance Magneto Assembly
Price: $299.99
Sale: $289.99
GY6 50 Trans Mod
Price: $149.99
Sale: $99.99
Retro 50 Exhaust
Price: $299.99
Sale: $289.99
GY6 50 Racing Head
GY6 50 Racing Clutch Bell
GY6 50 Clutch
LED Turn Signal Indicator
GY6 50 Racing Head
Price: $189.99
Sale: $159.99
GY6 50 Racing Clutch Bell
Price: $89.99
Sale: $69.99
GY6 50 Clutch
Price: $59.99
Sale: $49.99
LED Turn Signal Indicator
Price: $69.99
Sale: $49.99
GY6 50 Fan Cover
GY6 50 Oil Dip Stick
GY6 50 Performance Trans
GY6 Intake Manifold
GY6 50 Fan Cover
Price: $49.99
Sale: $39.99
GY6 50 Oil Dip Stick
Price: $29.99
Sale: $19.99
GY6 50 Performance Trans
GY6 Intake Manifold
Price: $49.99
Sale: $39.99
Cooling Fan
Air Box
GY6 50 Spring Base
Voltage Regulator
Cooling Fan
Price: $29.99
Sale: $19.99
Air Box
Price: $49.99
Sale: $39.99
GY6 50 Spring Base
Price: $49.99
Sale: $39.99
Voltage Regulator
Price: $49.99
Sale: $39.99
GY6 50 Cylinder Kit
GY6 50 Chrome Case Cover
Torsion Control Malossi
GY6 50 Performance Gears
GY6 50 Cylinder Kit
Price: $149.99
Sale: $129.99
GY6 50 Chrome Case Cover
Price: $89.99
Sale: $69.99
Torsion Control Malossi
Price: $9.99
Sale: $9.99
GY6 50 Performance Gears
Price: $59.99
Sale: $49.99
GY6 50 Performance Exhaust
NCY 63mm Gasket Kit Head and Base
Choke Conversion CVK
Piston 139QMB 52mm
GY6 50 Performance Exhaust
Price: $199.99
Sale: $179.99
NCY 63mm Gasket Kit Head and Base
Price: $19.99
Sale: $19.99
Choke Conversion CVK
Price: $39.99
Sale: $29.99
Piston 139QMB 52mm
Price: $59.99
Sale: $49.99
GY6 50 52mm BBK
GY6 50 Performance Air Filter
GY6 50 Low Noise Performance Exhaust
Gy6 50 Tecnigas Silent Pro
GY6 50 52mm BBK
Price: $229.99
Sale: $219.99
GY6 50 Performance Air Filter
Price: $19.99
Sale: $19.99
GY6 50 Low Noise Performance Exhaust
Price: $179.99
Sale: $159.99
Gy6 50 Tecnigas Silent Pro
Price: $179.99
Sale: $159.99
Leo Vince GY6 50 Exhaust
Tecnigas GP4 Exhaust for GY6 50
Arisal High Compression 50mm 4T Piston
Leo Vince GY6 50 Exhaust
Price: $179.99
Sale: $169.99
Tecnigas GP4 Exhaust for GY6 50
Price: $159.99
Sale: $149.99
Arisal High Compression 50mm 4T Piston
Price: $79.99
Sale: $59.99




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Scooter Racing is fast becoming a National sport with Scootertronics now racing in the Mid East Coast where there is none. Using Kart tracks and racing on days Motards race Scootertronics brings their high powered two stroke scooters to the rack for one fine show of racing skills on hopped up 49cc two stroke scooters.