CMPO | 50cc Scooter Cylinder Head 139QMA 139QMB | Specialist in Motorcycle and Scooter Parts for Chinese Bikes. Many models covered such as Baotian, Lifan, Lexmoto, Jinlun, Jailing and more, with everything from exhausts to engines, and tyres to fuel caps

50cc Scooter Cylinder Head 139QMA 139QMB

This is a high-quality replacement cylinder head for 50cc scooters.

Features:

Direct fit for 139QMA and 139QMB engines.
Ensures optimal engine performance.
Durable construction for long-lasting... view more

£46.99

Availability: In Stock

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Code: CYLH002 PLU: 12913 EAN: 5057645012245 Number of Valves: Capacity Rating Inlet Valve size: 18.5mm Exhaust Valve size: 16mm Valve Train layout: SOHC Valves/Camshaft included: No Brand: CMPO Classic Part: No Country/Region of Manufacture: China Engine Type: 4-Stroke Finish: Unfinished Items included: Cylinder Head Machine Type: Scooter Manufacturer Warranty: 12 Months Material: Cast Iron Number of Cylinders: 1 Performance Part: No Reference OE/OEM Number: 120800046 Type: Cylinder Head Unit Quantity: 1 Unit Type: Unit Universal Fitment: No

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Description

"We have sold 6 of these in the last 12 months"

This is a high-quality replacement cylinder head for 50cc scooters.

Features:

Direct fit for 139QMA and 139QMB engines.
Ensures optimal engine performance.
Durable construction for long-lasting use.

Keep your scooter running smoothly with this essential engine component.

Product Diagram

CYLINDER HEAD diagram - Lexmoto L5 E55 - LJ50QT-7E-E55

Ref	Item Name	Price
1, 2, 3, 4, 27, 30	Rocker Cover `RKC070 x 4`	£9.49	Soon
5	Upper Engine Cowl Seal 139QMA 139QMB `ENGCWL022 x 1`	£3.99
6	50cc Scooter Rocker Cover Gasket 139QMA 139QMB `GSKRC020 x 1`	£4.49
7	50cc Scooter Exhaust Valve 139QMA 139QMB `VLVEX007 x 1`	£14.49
8	Cylinder Head Studs 6 x 32mm `STDCH041 x 1`	£2.49
10	Lexmoto Scooter Camshaft `CMS001 x 1`	£18.99
11	50cc Scooter Head Gasket `GSKH014 x 1`	£7.99
12	Injector Holder `FLINJH028 x 1`	£20.99
13	O-Ring 25 x 21 x 2mm `ORNG062 x 1`	£1.99
14	50cc Scooter Cylinder Head 139QMA 139QMB `CYLH002 x 1`	£46.99
15	NGK CR7HSA Spark Plug 4549 `SPRK008 x 1`	£8.99
16	50cc Scooter Inlet Valve 139QMA 139QMB `VLVIN007 x 1`	£7.99
17	Inlet/Exhaust Valve Spring Retainer 22.5 16.8 x 0.8mm `VLVSR034 x 1`	£1.99
18	50/100/125cc Valve Stem Oil Seal `VLVOS002 x 1`	£3.49
19, 20	Valve Spring 139QMA 139QMB `VLVS005 x 1`	£9.49
21	50/125cc Scooter Inlet/Exhaust Valve Spring Retainer `VLVSR005 x 1`	£4.99
22	50cc Scooter Inlet/Exhaust Valve Collets 139QMA 139QMB `VLVC019 x 1`	£1.99
23	Engine Dowel 8 x 14mm `DWL001 x 1`	£4.99
24	Rocker Arm Assembly 139QMA 139QMB `RKASM004 x 1`	£17.99
28	Breather Pipe `PPB058 x 1`	£2.99
30	Cam Cover Breather Outlet `PPB024 x 1`	£2.49

More Product Diagrams

This part appears on 3 other diagrams

Lexmoto Diablo 50 E55 - LJ50QT-9M-E55
CYLINDER HEAD

Lexmoto Echo 50 Euro 5 - LJ50QT-9L-E5
CYLINDER HEAD

Lexmoto Echo 50 E4 - LJ50QT-5L
CYLINDER HEAD

Compatibility

Manufacturer	Model	Diagram
Alisze	FX50 50 CDI [YY50QT-15(ALISZE)]
Alisze	Jazy 50 CDI [YY50QT-21(ALISZE)]

Axory	Rallox [JSD50QT-13(AXORY)]

BTM	BT49QT-9
	BT49QT-12
	Sprint

Baotian	Apollo 10 [BT49QT-9(A10)]
	Apollo 12 [BT49QT-9(A12)]
	BT49QT-9
	BT49QT-12
	BT50QT-9
	Chase 49 [BT49QT-7]
	Eagle 50 [BT49QT-9F3]
	Eagle 50 GT [BT49QT-9F3(GT)]
	Rebel 49 [BT49QT-12C1]
	Rocky [BT49QT-12E1]
	Scout 50
	Tanco 50 2
	Tommy 50 [BT49QT-11]

Benero	BT49QT-9

Benzhou	YY50QT
	YY50QT-10
	YY50QT-14
	YY50QT-15
	YY50QT-21

CTM	CTM50QT-7

Chituma	CTM50QT-7

Direct Bikes	50cc Ninja
	50cc Retro
	50cc Sports
	DB50QT-16

Eurocka	MATADOR 50 4T LED [JJ50QT-17(EUROCKA)]

Flex Tech	Cityliner 50 [BT50QT-9(FLEX TECH)]
	Firenze 25/50 [YY50QT-21(FT)]
	Hurrican X2 [JL50QT-4(FLEX TECH)]
	Jive [BT49QT-11(FLEX TECH)]
	Panter I [JL50QT-4(FT)]
	Sprint 50 [BT49QT-9(FLEX TECH)]
	Topdrive 50 [YY50QT-14(FT)]
	VRR-50 [YY50QT-10C]
	Venus II [HT50QT-6(FLEX TECH)]

Hanglong	HL50QT-16
Hanglong	LB50QT-16

Huatian	HT50QT-16

IMF Industrie	New Pach 51 [NEWPACH51]
	Pach 51 [PACH51]
	Two 4 [TWO4]

JMSTAR	JSD50QT-13

Jack Fox	City Star [YY50QT(JF)]
	Retro Cruiser [YY50QT-21(JF)]
	Retro Star [YY50QT-15(JF)]

Jiajue	MATADOR 50 [JJ50QT-17A]
	Revenge [JJ50QT-3]
	Revenge [JJ50QT-3(A)]

Jinlun	JL50QT-5
	JL50QT-6
	JL50QT-7

Jonway	Agility 50 [YY50QT-6]
Jonway	Madness 50 [YY50QT-31]

Lexmoto	Diablo 50 E55 [LJ50QT-9M-E55]	View parts diagram
	Diablo 50 [LJ50QT-9M]	View parts diagram
	Echo 50 E4 [LJ50QT-5L]	View parts diagram
	Echo 50 Euro 5 [LJ50QT-9L-E5]	View parts diagram
	Echo 50 [LJ50QT-3L]	View parts diagram
	FMR 50 [WY50QT-58R]
	L5 [LJ50QT-7E-E55]	View parts diagram
	Scout 49 [BT49QT-9LEX]	View parts diagram
	Tornado 50

Lifan	Aero 50 (4T) [LF50QT-26]
	Jet 50 [LF50QT-2A]
	LF50QT-8D

Lintex	HT50QT-12
	HT50QT-16
	HT50QT-33

Longjia	LJ50QT-3L
	LJ50QT-3M
	LJ50QT-9L

MKS Ecobike	Panter I [BT50QT-9(MKS)]

Moto Zeta	Rally 50 SC [RALLYSC]

Nova Motors	City Star [YY50QT(NM)]
	Retro Cruiser [YY50QT-21(NM)]
	Retro Star [YY50QT-15(NM)]

Peugeot	V-Clic [V-CLIC]

Pulse	Lightspeed 2 50 [WY50QT-58]
	Rhythm 50 [SB50QT-16]
	Scout 49	View parts diagram
	Tanco 49
	Tanco 50

Qingqi	QM50QT-6A

Razzo	Tanco 50

Recto	Retro

Rex	RS450

Sanben	Tornado 50 [SB50QT-16(B08)]

Scooter Devil	Blue Dragon 50-4T [YB50QT-21(SD)]
	Cruiser 50-4T [BQ50QT-40]
	Mosquito 50-4T [YY50QT(SD)]
	Warrior 50 [BQ50QT-21]

Sinnis	Falcon 50 [QM50QT-2]

Skygo	Top 1
Skygo	Urban

Star Quad	JL50QT-5

Superbyke	MPED 50

Viarelli	Sprint

WK Bikes	Bellissima 50 [HT50QT-12]
	GO50 [JJ50QT-3(WK)]
	Mii 50 [HT50QT-33(WK)]

Wangye	WY50QT-16
Wangye	WY50QT-16(B08)

Xingyue	Phoenix 50 [LLX50QT]

Yiben	YB50QT-21

Zennco	Matrix

Zing Bikes	Echo 50cc [LF50QT-8D]

Zipp	Triad