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Lextek Lextek 80cc Big Bore Kit 139QMA 139QMB BN139QMB
Contents: 47mm Piston
Piston Rings
Head Gasket
Base Gasket
Cylinder
13mm Gudgeon Pin
Gudgeon Pin Clips (Pair)
This part has been discontinued.
IMPORTANT:
This kit should be fitted by a qualified motorcycle mechanic.
You must inform your insurer of any changes to your vehicle's specification.
You must inform the DVLA (or the equivalent organization in your country) to update your vehicle's registration document. After modifying your vehicle you must ensure your licence entitlement is still valid.
Fitting: It may be necessary to increase the opening in the crankcase to accept the big bore cylinder sleeve and a rocker cover may be required, however most engines will require NO modifications to fit this kit.
You must inform your insurer of any changes to your vehicle's specification.
You must inform the DVLA (or the equivalent organization in your country) to update your vehicle's registration document. After modifying your vehicle you must ensure your licence entitlement is still valid.
Fitting: It may be necessary to increase the opening in the crankcase to accept the big bore cylinder sleeve and a rocker cover may be required, however most engines will require NO modifications to fit this kit.
Description
The cylinder kit in a motorcycle includes the cylinder, piston, and related components necessary for engine operation.
Contents
47mm Piston
Piston Rings
Head Gasket
Base Gasket
Cylinder
13mm Gudgeon Pin
Gudgeon Pin Clips (Pair)
Compatibility
| Manufacturer | Model | Year | Diagram |
|---|---|---|---|
| AJS | Modena 50 [ZN50QT-27] | ||
| Alisze | FX50 50 CDI [YY50QT-15(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 | |||
| BT50QT-9N | 2006-2007 | ||
| BT50QT-11 | 2006-2007 | ||
| Chase 49 [BT49QT-7] | |||
| Eagle 50 [BT49QT-9F3] | |||
| Eagle 50 GT [BT49QT-9F3(GT)] | |||
| Monza 50 [BT49QT-21A3] | |||
| Rebel 49 [BT49QT-12C1] | |||
| Rocky [BT49QT-12E1] | |||
| Scout 50 | |||
| Tanco 50 2 | |||
| Beeline | Veloce GT Race | ||
| Veloce GT [VELOCEGT] | |||
| Benero | BT49QT-9 | ||
| Benzhou | YY50QT | ||
| YY50QT-10 | |||
| YY50QT-14 | |||
| YY50QT-15 | |||
| YY50QT-21 | |||
| CTM | CTM50QT-7 | ||
| Chituma | CTM50QT-7 | ||
| Direct Bikes | 50cc Milan E3 [DB50QT-30A] | ||
| 50cc Ninja | |||
| 50cc Ninja E3 [DB50QT-15B] | |||
| 50cc Retro | |||
| 50cc Scorpion E3 [DB50QT-32A] | |||
| 50cc Sports | |||
| 50cc Viper E3 [DB50QT-32] | |||
| 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)] | |||
| Guoben | Madness 50 [LB50QT-21] | ||
| Haizhimeng | GP1 (4 Stroke) | ||
| LB50QT-21 | |||
| Hanglong | HL50QT-16 | ||
| LB50QT-16 | |||
| LB50QT-21 | |||
| Haotian | Bubble 50 [HT50QT-9] | ||
| Huatian | HT50QT-10 | ||
| HT50QT-16 | |||
| Sport 50cc | |||
| 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] | ||
| Madness 50 [YY50QT-31] | |||
| Keeway | HURRICANE 50 (4T) [HURRICANE (4T)] | ||
| Kymco | Agility 50 | 2005-2009 | |
| Dink 50 | 2000-2009 | ||
| Filly 50 | 1999-2006 | ||
| Nexxon 50 | 2008-2009 | ||
| Vitality 50 4T | 2004-2009 | ||
| Yager 50 | 2000-2009 | ||
| Leike | 50GY-2 | ||
| Lexmoto | Echo 50 [LJ50QT-3L] | View parts diagram | |
| FM 50 [WY50QT-111] | View parts diagram | ||
| FMR 50 [WY50QT-58R] | |||
| Flash 50 | |||
| Scout 49 [BT49QT-9LEX] | View parts diagram | ||
| Tornado 50 | |||
| Lifan | Aero 50 (4T) [LF50QT-26] | ||
| Jet 50 [LF50QT-2A] | |||
| LF50QT-8D | |||
| Lingben | LB50QT-21 | ||
| Lintex | HT50QT-12 | ||
| HT50QT-16 | |||
| HT50QT-33 | |||
| Longjia | LJ50QT-3L | ||
| LJ50QT-3M | |||
| 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 | Speedfight 3 50 AC | 2009 | |
| V-Clic [V-CLIC] | |||
| Pulse | Force 50 [HT50QT-36] | ||
| Lightspeed 2 50 [WY50QT-58] | |||
| Phantom 50 [ZN50QT-32A] | |||
| Rage 50 [LK50GY-2] | |||
| Scout 49 | View parts diagram | ||
| Storm 50 [HT50QT-6] | |||
| Tanco 49 | |||
| Tanco 50 | |||
| Zoom 50 [HT50QT-7] | |||
| Qingqi | QM50QT-6A | ||
| Razzo | Tanco 50 | ||
| Rex | RS450 | ||
| Rhon | Phantom [LH50QT-9] | ||
| 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 | ||
| Urban | |||
| Star Quad | JL50QT-5 | ||
| Sukida | Lutetia [SK50QT-19] | ||
| Roma [SK50QT-9] | |||
| Superbyke | MPED 50 | ||
| Sym | Fiddle 50 | 2000-2005 | |
| Fiddle Hi Bar 50 | 2000-2007 | ||
| Symply 50 | 2007-2009 | ||
| Viarelli | Sprint | ||
| WK Bikes | Bellissima 50 [HT50QT-12] | ||
| GO50 [JJ50QT-3(WK)] | |||
| Mii 50 [HT50QT-33(WK)] | |||
| WASP 50 [JJ50QT-17(WK)] | |||
| Wangye | WY50QT-16(B08) | ||
| Xingyue | Phoenix 50 [LLX50QT] | ||
| Yamati | GP1 (4T) [HZM50QT-16 4T] | ||
| Yiben | Hurricane 50 [YB50QT-9] | ||
| Scout 50 [YB50QT-3] | |||
| Storm 50 [YB50QT-6] | |||
| YB50QT-21 | |||
| Zing Bikes | Echo 50cc [LF50QT-8D] | ||
| Zipp | Triad | ||
| Znen | Flash 50 [ZN50QT-15A] | ||
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