GY6-B (GY7) (BN157QMJ) 150cc (16" wheel)

The (BN157QMJ) 150cc has a displacement of 149.6cc.  This Chinese GY6-B (GY7) engine is manufactured by the Zhejiang Zhongneng Industry Group.  This horizontal, single-cylinder, four stroke, forced air cooled engine has a CTV automatic transmission. The engine has a bore size of 57.4mm and a stroke of 57.8mm. Our 59mm Big Bore Kit fits this application. This engine looks like the standard GY6 but is very different. Most standard GY6-150cc parts will not function or fit this engine.

To differentiate this engine from the standard GY6 150 engine, this engine is often found on bikes with a 16" rear wheel. Some brands and models with this engine include the CMS Prodigy 150cc, Fly Cadenza, Lance Phoenix 150cc Scooter, Motorino Cassini 150cc, Xingyue ITA 150cc, Zhen ZN150T-18, Zhen ZN150T-18A and others….

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Brake Cable Clamp GY6 139QMB 157QMJ B-200-1001-3104
$4.99 $4.99 Add to Cart

Clamp, Brake Cable, GY6-50, GY6-125/150 left side belt cover

Brake Light Switch Small End GY6 Honda Scooter Moped ATV B-1-1002-2002
$7.95 $7.95 Add to Cart

This is the smaller... most common brake switch found on the GY6 139QMB. (Measures approx. 11", 279mm) Brands and models include the Baja, JMstar, Jonway, Lance, NST, Peace, Roketa, Sunl, Tank, TNG, Vento, VIP, and many others.


Mechanics Note: The brake switch on a scooter is not just to illuminate the brake light; it is also a safety switch to start the engine. If nothing happens when you push the start button, think about getting one or both of these. Remember, you have two brake switches

Brake Switch with Spring Rear Foot Activated B-1-1002-2005
$9.99 $9.99 Add to Cart

Rear Brake Stop Switch and Spring for foot activated rear brake on many scooters and motorcycles.

Bulb Headlight B35 35w/35w FSL Scooter Moped ATV 1-1023-0003
$5.89 $5.89 Add to Cart

This 35w/35w headlight is a common bulb for many Handsome-boy scooters as well as ATVs. This 35w bulb is brighter and can often replace the 18w bulb. We also stock the 18w headlight if you prefer, as well.

  • BA20D
  • 35 Watt High Beam
  • 35 Watt Low Beam
  • 12 Volt
Bulb Headlight Halogen B35 35w/35w FSL Scooter Moped ATV 1-1023-0003-H
$5.89 $5.89 Add to Cart

This Halogen 35w/35w headlight is a common bulb for many Handsome-boy scooters as well as ATVs. This 35w bulb is brighter and can often replace the 18w bulb. We also stock the 18w headlight if you prefer, as well.

  • BA20D
  • 35 Watt High Beam
  • 35 Watt Low Beam
  • 12 Volt
Carb Drain Tube Clamp GY6 50 150 139QMB 157QMJ B-200-1001-3103
$4.99 $4.99 Add to Cart

Clamp, Carb Drain Tube, GY6-50, GY6-125/150 left side belt cover

Coil CFmoto 250cc 172MM CF250 CN250 Scooter ATV Quad Buggy Go Kart 600-1008-0010
$10.99 $10.99 Add to Cart

This is a standard OEM replacement Coil for the 4 Stroke, Chinese Engines, GY6 50, 150, 250, CH250, CN250, CF250, 139QMB, 157QMJ, 172MM

Cylinder Bolt Nuts M8 x 1.25 Smooth Flanged Nut GY6 150 157QMJ F-1040-0008-FNS1.25
$4.99 $4.99 Add to Cart

M8 x 1.25, Smooth Flanged Nut, Cylinder Bolt Nuts for the GY6-125/150

Exhaust Gasket Ring GY6 150 157QMJ B-200-1013-2001
$4.99 $4.99 Add to Cart

This is a Exhaust Gasket Ring for the 4 stroke GY6 125cc 150cc 152QMI 152QMJ 157QMI 157QMJ engine. Make your engine sound good again. This gasket fits Baja, JMstar, Jonway, Lance, NST, Peace, Roketa, Sunl, Tank, TNG, Vento, VIP and many others.

Fuel Filter In line Universal B-1-1016-0001
$4.99 $4.99 Add to Cart

This is a standard universal in-line fuel filter for your scooters, buggies, quads, ATVs, go-karts, dirt bikes and pit bikes.

Fuel Valve 3 way In line GY6 Scooter Moped ATV 1-1016-1001
$11.99 $11.99 Add to Cart

This is an easy to install, single bolt mount, 3-way, 3-port in-line vacuum operated fuel valve petcock (aka fuel pump) for many engines including the GY6 engine. This valve can be found on the Adly, Baja, JMstar, Jonway, Lance, NST, Peace, Roketa, Sunl, Tank, TNG, Vento, VIP, and many others... We ship the same day as ordered, for quick service!

Mechanics Note: If the diaphragm inside this valve fails, it will supersede your carburetor float valve and cause your engine to flood to where it will cause it to lock-up while sitting. This valve has a single bolt mount for easy installation. . Get quality products you can trust from us!

Fuel Valve 4 Way In Line GY6 139QMB 157QMJ 1-1016-1004
$11.99 $11.99 Add to Cart

Fuel Valve Petcock, 4-Way, 4-Port, (In-Line), GY6, 4-stroke, vacuum operated, Hole I/D: 7mm, (fits Tank, Sunl, Roketa, Vento, TNG, VIP, Baja, Jonway, JMstar, Peace, Lance, NST, Adly as well as others)

Fuel Valve M14 x1.0 Eton E-ton Beamer I Eton Beamer II Scooters 750128 1-1016-1005
$17.89 $17.89 Add to Cart
5 out of 5 Stars!

This vacuum operated, tank-mounted, fuel valve petcock (aka fuel pump) is found on the 2005 & earlier and 2006 - 2010 E-TON Beamer PN, PN2, PN2B, PN2C, PN2D, and PN2G, with OEM part numbers 750128 .  This valve has been known to fit some Benelli, Diamo, Eurastrada Rx8 50cc 2T, Honda's, Honda Aero 83 - 84, Honda Spree 83 -84,  Keeway, Matrix 50, some QJ scooters such as QJ B08, Strada RX8, Velocity GTX 50, Vento Phantom R4I and Vento Triton, Yamati,.  These valves often go bad or are suspect.

Please check your measurements before ordering since we sell 3 different fuel valves which look exactly alike with the only difference being the internal measurements. All 3 valves have a 22mm nut.

Please note that Eton uses two different fuel valves. Some Eton products such as the Viper, Yukon and Yukon II take our other listing, the M16x1.0 Fuel Valve,   Please measure the nipple on the bottom of your tank or the inside diameter of the valve nut to see if it is M14 (.55", just under 9/16") or 16mm (.62" 5/8")  to be sure you are ordering the correct one for your engine.  Both Valves have a wrench size of 22mm to remove the nut and valve.
 

Measurements:

  • Valve Nut I/D: 14mm
  • Tank Nipple O/D: 13.99mm
  • Nipple Threads; Very- Fine
  • Nut Wrench Size: 22mm

 

 


 

Fuel Valve M16X1.5 GY6 139QMB 157QMJ 172MM Scooter Moped ATV 1-1016-1002
$9.99 $9.99 Add to Cart

This is the most commonly found tank mounted Fuel Valve Petcock, (M16x1.5), GY6-50, GY6-125, GY6-150, GY6-250, 139QMB, 152QMI, 152QMJ, 157QMI, 157QMJ, 172MM, vacuum operated, fits Baja, Jonway, JMstar, Peace, Lance, NST,  Roketa, Sunl, Tank, TNG, Vento, VIP, as well as others.

Measurements:

  • Valve Nut I/D: 16mm +
  • Tank Nipple O/D: 15.75mm
  • Nipple Threads; Semi- Fine
  • Nut Wrench Size: 22mm
Fuse GY6 Scooter Moped Quad ATV Go Karts B-1-1049-0003
$4.99 $4.99 Add to Cart

This is the standard replacement barrel fuse for all GY6 scooters, ATVs, quads and buggies. It is good to have extras when you need them.

M16 x 1.50 Flanged Locking Nut F-1040-0016-FLN1.50
$4.99 $4.99 Add to Cart

This is a M16 x 1.50, Flanged locking nut, Sunny-Style, for many application including the Wheel lock nut on the Handsome-Boy Scooters and 250cc 4-stroke water-cooled CN250 172mm engines.

M6 x 1.00 x 12 Flanged Head Bolt (Pair) GY6 F-1040-0006-12-FHB1.00
$4.99 $4.99 Add to Cart

M6 x 1.00 x 12  Flanged Head Bolt (set of 2), GY6-125/150 Belt cover, tail light bolt, foot rest bolt.

M6 x 1.00 x 40 Flanged Head Bolts GY6 150 157QMJ CF250 CN250 172MM Water Pump Cover Bolts F-1040-0006-40-FHB1.00
$4.99 $4.99 Add to Cart

M6 x 1.00 x 40 Flanged Head Bolts for the CF250 CN250 172MM water pump cover bolts, the GY6-125/150 Belt Cover 157QMJ and many other uses.   (set of 2)

M6 x 1.00 x 65 Flanged Head Bolt (Pair) GY6 150 157QMJ Belt Cover F-1040-0006-65-FHB1.00
$4.99 $4.99 Add to Cart

M6 x 1.00 x 65 Flanged Head Bolt (set of 2), GY6 Belt Cover long Bolts

Oil Drain Plug M12 x 1.50 w/ BUNA Nitrile O-ring Seal GY6 Scooter Moped ATV B-100-1011-5002
$4.99 $4.99 Add to Cart

Oil Drain Plug, M12 x 1.50 x 16, Thread Size: M12x1.50, GY6 50, GY6-125, GY6-150, with BUNA Nitrile O-ring seal.

Oil Drain Plug M8 x 1.25 w/ BUNA Nitrile O-ring Seal GY6 50 150 139QMB 157QMJ B-1-1011-5001
$4.99 $4.99 Add to Cart

This is a flanged M8 x 1.25 Oil Drain Plug w/ BUNA Nitrile O-ring Seal for many scooter types including some GY6 scooters.

Speedometer Cable Threaded End Collar End 42" Scooter Moped C-S-1003-2003
$7.99 $7.99 Add to Cart

Cable, Speedometer, #3,  Threaded end - Collar End, 42", GY6-125/150cc

Measurements:

  • Overall Length:  42"
  • Cable both ends: Square 2.5mm
  • Threaded one end
  • Collar end width: 11.9mm
Starter Solenoid Relay GY6 Scooter Moped ATV 1-1031-5001
$6.78 $6.78 Add to Cart

This is the starter solenoid relay for most Chinese engines. This solenoid can handle 12V DC 100 amps of current.

Starter Solenoid w/ 20 Amp Fuse Universal Scooter Moped ATV 1-1031-5002
$11.99 $11.99 Add to Cart

This is the Solenoid with 20 Amp Fuse that can be used on many Chinese engines

Stator Tool GY6 CF250 CN250 Scooter Moped ATV 1-1032-5002
$24.99 $24.99 Add to Cart

This handy fully adjustable Stator Tool will make the job of stator removal much easier.  This fully adjustable tool will help prevent damage to the stator and your engine.  Works on most 4-stroke scooter, ATV, buggy, and quad engines 

Throttle Cable Clamp GY6 150 157QMJ B-200-1001-3105
$4.99 $4.99 Add to Cart

Throttle Cable Holder, GY6-125/150 left side belt cover

Variator Clutch Flywheel Nut Cerrated (M12) GY6 139QMB 157QMJ 250cc 172MM CFmoto F-1040-0012-FNC1.25
$4.99 $4.99 Add to Cart

This is a cerrated replacement Front Variator Clutch Nut, Flywheel nut and Clutch nut for the 250cc engines.  This replaces your stripped, worn out or lost original.  (M12 x 1.25)

Voltage Regulator Rectifier 4 Pin GY6 Dirt Pit Bikes Quads ATV 1-1027-0003
$8.79 $8.79 Add to Cart

This is a very common regulator rectifier for Chinese made vehicles. It has a 4 prong rectangular connector for the GY6 and Honda Trail style Horizontal engines. This regulator is for the 4 stroke Chinese engines. fits Baja, JMstar, Jonway, Lance, NST, Peace, Roketa, Sunl, Tank, TNG, Vento, VIP and many others.