Contents

47mm Piston}}

Piston Rings}}

Head Gasket}}

Base Gasket}}

Cylinder Head (Valves Assembled)}}

Rocker Arm Assembly}}

Cylinder}}

Gudgeon Pin}}

Gudgeon Pin Clips (Pair)}}

CYLKT006 Description 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)

IMPORTANT INFORMATION

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.

CYLH105 Description Cylinder Head 139QMB 139QMA

IMPORTANT INFORMATION

This cylinder head is best used in conjunction with our 80cc Top End Cylinder Kit for 139QMA 139QMB (TECK06).

This cylinder head is supplied with valves and valve springs assembled.

Please note, this will only work with your original rocker assembly if your original valves measure 64mm, if not, you will also need RCKRGR004

Specifications

Brand: CMPO
Classic Part: No
Country/Region of Manufacture: China
Engine Type: 4-Stroke
Finish: Unfinished
Items included: Cylinder Head
Machine Type: Scooter
Manufacturer Part Number: CYLH105
Manufacturer Warranty: 12 Months
Material: Cast Iron
Performance Part: No
Reference OE/OEM Number: 120800011
Type: Cylinder Head

RKASM004 Description Rocker Arm Assembly 139QMA 139QMB

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