This page contains parts for most scooter brands using the
Chinese "GY6" (Honda clone) 125/150cc Engine


  Click here for 250cc
172MM parts



Please note that the photos are supplied by parts distributors & may not be exactly the same as the part they ship.
Parts do not carry a warranty of any kind unless specified and offered by the manufacturer.
There are no returns on any electrical part, so please make sure it is what you need before ordering.
I do accept non electrical part returns within 30 days if they have not been installed and are in the original package.

Variator and CVT Parts
 
UNI GY6 VARIATOR (115mm diameter)
These sliding roller variators are the latest design using extra strength nylon sliding weights instead of the rolling type.  The kit includes the spacer, fan, variator & ramp cover. DOES NOT INCLUDE WEIGHTS (purchase separately). Click here for Dr. Pulley installation guide and and here for test results showing why Dr. Pulley is quickly becoming the racers variator. A very simple install job. Also works with standard rollers. An excellent replacement for OEM variators. 
ORDER
GEAR BOX DRIVE GASKET
For GY6
ORDER
DR PULLEY SLIDING WEIGHTS
Enjoy a broader range of gear ratios, better performance and longer service life than conventional weights. Improved acceleration with more power and better performance. Sliding weights can be used in stock variators but for maximum performance we suggest the Dr Pulley GY6 performance variator.
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ROLLER WEIGHTS
For replacement of 18mm x 14mm rollers. Available in 9 to 14 gram weights. These will work with GY6 engines found in the Chinese scooters using this size weight. Most units with a Chinese GY6 engine can be altered for improved acceleration with weight tuning. 
ORDER
PFS GY6 COMPLETE VARIATOR 
Includes fan, variator, inner plate and spacer.
ORDER
GY6 OUTER VARIATOR FAN
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KEVLAR DRIVE BELTS
The common belt size is 835-20-30 & will replace the 842-20-30 stock belt on most 150's. Chinese belts often fail at as little as 1500 km! This is an easy upgrade that will take under an hour. 

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NON KEVLAR BELTS
These are non Kevlar replacement belts for 842 or 835-20-30 length belts. The 835 length replaces the 842 length perfectly. 

669 and 743 length Non Kevlar belts are also available on the order page
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REAR DRIVE TORQUE SPRINGS 
Blue color 1000 RPM's
Red color 1500 RPM's
Yellow color 2000 RPM's.
ORDER
COMPLETE CLUTCH ASSEMBLY
Stock type assembly complete with pulleys & drum.
ORDER
PFS RACING CLUTCH DRUM
Reinforced for extra strength, ventilated clutch drum for better clutch engagement and performance.
ORDER
LONG CVT COVER GASKET
ORDER
PFS RACING CLUTCH
Removable weight clutch for the GY6 Engine scooters!
ORDER
PERFORMANCE CLUTCH SPRINGS
1000 RPM (clutch speed) engagement springs. 
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Electrical Parts
FOUR STROKE PLUGS 150cc
10mm Thread 12.7mm Reach (1/2") 
Resistor Type Spark Plugs. Everyone should have a spare plug on hand. CR7HNS Sold Each 
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IRIDIUM SPARK PLUGS
A favorite of performance freaks! I was skeptical about these, but they really do provide a smoother idle. 
ORDER
H4 HEADLAMP BULB 
High/Low Beam 12V bulbs. Available in either OEM type 18/18W or the brighter 35/35W. See and be seen day or night with brighter bulbs. 
ORDER
SMALL TYPE HEAD LAMP BULB
These are the small type headlamp bulbs in 18/18 wattage. Dual contacts to fit some smaller frame scooters. 
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TWIST TYPE HEADLAMP
These are the new style headlamp bulbs that are the push and twist type. 12 volt 35/35 Watt design.
ORDER
Amber Turn Signal Bulb
ORDER
TIMING ADVANCE KEY
This is an offset key that will replace the OEM key in your GY6 to advance the ignition timing for improved performance.
ORDER
REPLACEMENT STATOR ASSY
Complete 8 coil assembly. May not fit all GY6 scooters so if in doubt check yours first. 
Diameter 84mm, Width 30mm, bolt spacing 41mm. 
ORDER
GY6 STARTER RELAY
Fits most scooters. The current stock has a shorter lead, so you may need to cut the wire from your old solenoid and splice on to the new one if they aren't long enough for your scooter.
ORDER
GY6 125/150 STARTER MOTOR
ORDER
GY6 STANDARD COIL ASSEMBLY
Complete with plug connector.
ORDER
BANDO HIGH OUTPUT COIL
More power and performance for your scooter. Includes plug connector.
ORDER
PFS GY6 RACING CDI
More aggressive advance curve than found on OEM CDI's and works on most 50-150cc engines. Six wire type. ORDER
MRP GY6 RACING CDI
More aggressive advance curve than found on OEM CDI's and works on most 150cc engines. Six wire type. ORDER
 
 
STOCK TYPE CDI UNIT
For most 50-150cc engines
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REPLACEMENT LIGHT SWITCH
6 pin plug
ORDER
REPLACEMENT TURN SIGNAL SWITCH 
3 pin plug
ORDER
REPLACEMENT STARTER SWITCH
2 pin plug
ORDER
REPLACEMENT DIMMER SWITCH
4 pin plug. Check your plug before ordering.
ORDER
REPLACEMENT HORN SWITCH
2 pin plug
ORDER
GY6 VOLTAGE REGULATOR
4 prong connector.
ORDER
BRAKE SWITCH
ORDER
TURN SIGNAL CLICKER
Tired of forgetting to cancel your turn signals? This easy to install clicker will let you know when the signals are on. You just need a couple diodes and some wire so you only need one clicker per scooter. Works on any 12 volt scooter with turn signals. Some wiring info here. Installation instructions here
ORDER
Fuel and Air System Parts
 
OEM STYLE INTAKE MANIFOLD
Available for the 250cc CFMoto Engine & GY6. Clamp is not included.
ORDER
GY6 INTAKE GASKET
Insulator also available on the order page
ORDER
INSULATING INTAKE SPACER
ORDER
REPLACEMENT CABURETOR 
Stock 24mm size complete carb. Includes enrichener. This is the standard 150cc size carb. 
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30mm PERFORMANCE CARB
If you really want to bring your 150cc GY6 engine to life, this Keihin carb will do it! See the TT150 fitment information here. UM Matrix installation is illustrated here.
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ENRICHENER MODULE (CHOKE)
Fits most QMB and GY6 OEM carburetors.
ORDER
CARBURETOR REPAIR KIT
All the common replacement parts for your OEM type carb.
ORDER
MRP HIGH FLOW AIR FILTER
More flow equals more power! Fits most GY6 stock 24-30mm carbs and performance setups. 48mm opening. Fitting information is here.
ORDER
OEM TYPE AIR FILTER ELEMENT
ORDER
REPLACEMENT SCOOTER FUEL FILTER
What more can I say? The factory filters usually leak, so before it causes you grief, replace it! 
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SERVICEABLE FUEL FILTER
This filter can be opened and cleaned over and over. 
ORDER
CARB BOWL SCREWS
These are socket head screws to replace the cheap bowl screws on your carb. Avoid the stripped heads and replace them when you install new jets. Sold in sets of 4 stainless screws with washers. 
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CARBURETOR JETS
The stock GY6 jetting is pretty lean on the 24mm Walbro/Keihin carbs. These jets are slightly larger to allow better flow when you add performance items such as a low restriction air filter or exhaust system. 38 pilot and 120 main jet have proven to be a great combination for a stock 150cc engine using the standard carb. Jets are sold individually.
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VACUUM FUEL VALVE
Dual output fuel valve for GY6 scooters. Vacuum operated.
ORDER
REPLACEMENT THROTTLE CABLE
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Engine Parts
GY6 PISTON KITS
57.0, 58.0 or 58.5mm Piston, Rings and Pin.
ORDER
PISTON RING SET
Available separately for the 57mm GY6
ORDER
PFS GY6 POWER CAMSHAFT
Add some power to your GY6 125 or 150 with a power cam. 26.14mm lobes 6.45mm lift. An easy upgrade. Want more power? Here it is!
ORDER
53mm FIBER HEAD GASKET (shown)
61mm BASE GASKET (fiber)
58mm HEAD (metal), BASE, EXH SET
ORDER
GY6 TYPE DIP STICK
Replacement plastic dipstick for your GY6 engine. ORDER
METAL DIP STICK FOR GY6
No more broken dipsticks!
ORDER
GY6 OIL DRAIN PLUG
ORDER
REPLACEMENT OIL SCREEN SPRING
ORDER
REPLACEMENT OIL SCREEN 
Available for GY6 or 250cc
ORDER
GY6 OEM 150cc CYLINDER
ORDER
GY6 REPLACEMENT VALVE SET
Set of one each 24mm intake and a 21.5 exhaust valve. 5mm stem and 64.4mm OA length. Fits most 125cc engines. Sold in sets only.

Set of one each 28mm intake and a 23 exhaust valve. 5mm stem and 66mm OA length. Fits most 150cc engines. Sold in sets only.
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VALVE COVER GASKET 
Available for both the GY6 and 250cc engine
ORDER
GY6 OEM 150cc CYLINDER HEAD (non EGR type)
Available with valves, springs, seals and keepers assembled, or just the bare head. Does not include studs or gaskets.
ORDER
GY6 OEM 150cc CYLINDER HEAD (with EGR port)
Available with valves, springs, seals and keepers assembled, or just the bare head. Does not include studs or gaskets.
ORDER
Exhaust Gaskets & Exhaust System Parts
EXHAUST STUDS
These are 6mm full thread studs to replace the factory studs that usually bend or break. Available in the stock 6 x 30 size or 8 x 40 oversize for extra strength. Sold in pairs only. 
ORDER
EXHAUST HEADER NUTS
I finally found a suitable replacement for those lost header nuts! These are open ended 6mm x 18mm tall nuts that will replace the OEM header nuts and they have a 10mm hex just like the OEM, so they're easy to tighten in the tight area of the header. Sold in pairs. ORDER
OEM EXHAUST GASKETS
Small Round Gasket 
(Fits most 150cc GY6)
22mm ID 30mm OD 5mm thick
ORDER
GY6 OVAL TYPE EXHAUST GASKET
30mm opening diameter, 50mm stud centers. Most 150's use the small round gasket, but these seal much better than the OEM type.
ORDER
REPLACEMENT MUFFLER BAND PADS
Adiabatic rubber pads fit between the muffler and mounting bands. Sold in pairs.
ORDER
REPLACEMENT MUFFLER BANDS
Replacement mufler bands for round 4-1/2" mufflers. Sold in pairs.
ORDER
Accessory & Miscellaneous Parts
MRP BATTERY TRICKLE CHARGER
Battery Tender / Battery Charger for Scooters / Go Karts / ATVS 
ORDER
HAYNES REPAIR MANUAL
This is a very good guide to scooter repair and troubleshooting. Not written specifically for the Chinese scooters, but about as close as you can currently get, and and most proceedures are identical. Like all Haynes manuals, the detail and layout is excellent! 
ORDER
MRP CABLE LOCK
10mm x 150cm Keyed Lock.
ORDER
SADDLEBAGS
Need some extra carrying capacity?
ORDER
MRP ADJUSTABLE MIRRORS
Teardrop style mirrors that actually stay in place unlike the OEM mirrors. 8mm right hand thread which fits most common scooters.
ORDER
5 LED FLASHLIGHT 
Perfect size for scooters. Push button on/off. Superior durability over conventional flashlights. Batteries included. 
ORDER
RACING GRIPS FROM PFS 
Solid black, not red as shown.
ORDER
SOFT GRIP LEVER COVERS
Available in red or blue. These slide over the brake levers for a soft no slip lever.
ORDER
REPLACEMENT TUBELESS VALVE STEM
ORDER
 
 
BAR & SHIELD HITCH COVER
I ended up with a few B&S 2" hitch receiver covers that are CNC machined aluminum. They are available in black with silver letters, or silver with black letters. These are a nice gift for the HD fan you know. ORDER
X-Large, Weather resistant and waterproof Scooter/Moped and Motorcycle cover. Made of high strength, weather proof, polyester Taffeta material. Double stiched and ready to keep the elements away from your vehicle. Comes in two tone, black and white color. Size 104 x 41 x 49 in
ORDER



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