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Big Bore Sets


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Product no.: 72650 72SMK

72 cc big bore kit for 6 v engine, including cylinder head with large 20/23 mm valves steel cylinder with 72 cc imprint

Suitable for Honda Dax ST50 Chaly CF50 Monkey Z50A Z50 J1 J2 SS50 and other 6 volt engines

149.90 *

In stock

Product no.: TBW9066

146ccm big bore kit for Skyteam Lifan among others with 13mm piston pin

cylinder length 79mm

We recommend the Lifan cylinder head with large valves (see accessories below)

269.90 *

In stock

Product no.: TBW90-67

Big Bore Kit 141ccm, for 120/125ccm engines with 52.4mm bore and 55mm stroke

120ccm is stated because many 125ccm engines only have 120ccm in reality despite 125ccm printing

Lightweight aluminum cylinder (78 mm high), does not fit engines that have a 69mm long cylinder installed

Oversized cooling fins on the cylinder for efficient heat dissipation

57mm high compression piston with rings, pin and clips (14mm piston pin)

Head and base gasket seal kit

Please note: Only fits engines with 52.4mm bore x 55mm stroke 14mm piston pin

A cylinder head with 23/27 valves must also be installed (see accessories below)

269.90 *

Currently unavailable

Product no.: 352-0006600
Piston rings for Kitaco 164ccm Kit MSX/ Monkey Z125
 
Also suitable for Kawasaki KLX KSR engines 110-143
21.90 *

In stock

Product no.: 214-1083112
Kitaco Big Bore Kit 88ccm with cylinder head with large valves and sharp camshaft
 
Suitable for 12 volt Honda Dax Monkey Chaly and also replica engines such as Skyteam etc.
 
At least a PC20 is recommended as a carburetor
399.90 *

In stock

Product no.: 85-ST70

Big Bore Set 85ccm 51mm consisting of:

51mm 6 volt piston for ST70 head
Steel cylinder 51mm without ccm imprint
Head and base gasket 51mm

89.90 *

In stock

Product no.: 1110014002

72cc cylinder kit for Mash 50 Euro5

including matching injection nozzle

 

General note: The item offered is an item without e-marking / tuning item that is intended for racing purposes and customizing. Therefore, use on public roads is not permitted. The cultivation leads to the expiration of the operating license

199.99 *

In stock

Product no.: 212-1444150EX
164 cc Big Bore kit, for MSX / grom / Monkey Z 125, 60mm, for stroke 57.9mm
 
Notes:
 
The Kitaco injection nozzle must also be installed and does not fit JB03
 
There is also kitaco i map for the msx, see accessories below
 
Installing the kit will invalidate the road approval and the vehicle may then only be used off-road. In addition, installing the kit will void the vehicle’s warranty.
 
 
For instructions see product data sheet
189.99 *

In stock

Product no.: 96803

Daytona 88ccm New Hyper Kit, parts like photo

Suitable for Honda Dax Monkey 12 volt engines

The New Hyper Kit has almost 1 hp more power than the other Daytona 88ccm kit

Compression ratio increased from 10.7:1 to 11.0:1

459.99 *

In stock

Product no.: 5905220834518( 72A)

72ccm kit with cylinder head, 72ccm imprint, suitable for 12 volt engine, cylinder head has EGR connection. as is also the case with Kepspeed 50 cc vehicles

99.90 *

In stock

Product no.: 5905220834518 (49A)
72cc kit with cylinder head, 49cc imprint
 
Suitable for 12 volt engines, cylinder head has EGR connection, like Kepspeed 50 cc vehicles
129.90 *

In stock

Product no.: DAY88401

Daytona SOHC 2 valve engine conversion kit Big Bore with 88ccm for 12 volt engines (Skyteam, Honda, Lifan etc.)

Cylinder head with racing camshaft, 22/25 mm valves and accessories as shown in the photo

Recommended carburetor larger PE 24 (at least 22mm carburetor)

Without cc information on cylinder

329.90 *

In stock

Product no.: 214-1014202
High-quality big bore 88ccm kit from Kitaco, with cylinder head suitable for Honda Dax Monkey SS50 and others.
 
Only fits 6 volt engines, parts like photo without camshaft. For suitable camshafts, see accessories below
379.90 *

Currently unavailable

Product no.: 01-05-3008
88ccm kit from Takegawa suitable for Honda Dax ST70 and others with racing camshaft, only fits if the ST 70 head with 22/25mm valves is installed.
 
Does not fit the 50 standard head
339.90 *

In stock

Product no.: 215-1015001
88ccm big bore kit from Kitaco for 6 volt engine, Dax Monkey Chaly,
 
Only fits if the ST 70 head is installed. Does not fit standard 50 head
 
52mm Nikasil cylinder
289.90 *

Currently unavailable

Product no.: CYK012/AY3511

60 cc kit with 49 cc print, suitable for 50 cc 12 volt engine (Skyteam, Honda AB23, Lifan etc.)

The kit can be used with an original 50 cc carburettor, but the jetting may need to be adjusted slightly

Cylinder 43 mm, piston set + seals

59.90 *

In stock

Product no.: 214-1013402
Kitaco 88ccm kit suitable for Honda Dax ST50 Honda Monkey Z50 and other 6V engines.
 
Suitable for standard 50cc head and the 916 head (see accessories below) (not suitable for ST70 head)
139.90 *

In stock

Product no.: 851250MK

Big Bore Kit for 12 V engine 85 cc suitable for Skyteam Dax Monkey Skymini Skymax and other 12 volt engines

Consisting of:
Cylinder 51mm
Piston 51mm 12V
Cylinder head complete with large valves (20/23mm)
Head and foot gasket

169.90 €
149.90 *
You save 12 %

In stock

Product no.: 7265049SMK

72ccm Big Bore Kit suitable for 6 Volt Honda Dax Monkey etc.
Cylinder head with large 20/23mm valves, steel cylinder with 49cc imprint

Suitable for Honda Dax ST50 Chaly CF50 Monkey Z50A Z50 J1 J2 SS50 and other 6 volt engines

159.90 *

In stock

Product no.: 0027

Big Bore Kit 212cc for Zongshen 190cc engine, 2 valve pistons with piston rings, aluminum cylinder with steel bushing and seals

 

also available with 4 valve pistons for Daytona Anima 190

215.90 *

Still in stock

Product no.: Day 80117

212cc kit for Daytona 190 4 valve start engine (cylinder is cut out in one place)

but also fits on daytona 190 without estart (not suitable for Zongshen 190)

299.90 *

In stock

Product no.: TBW0936a

Complete 88ccm TB Parts Racing big bore kit for 12 volt engine (Honda, Skyteam etc.) with racing cylinder head 22 / 25 mm valves, piston and camshaft and accessories as shown in the photo

without ccm imprint on the cylinder

569.90 *

In stock

Product no.: TB 1

Big Bore Kit from TB parts. 88 cc for 6 or 12 v engine with 50 head, without cc information on the cylinder

The cylinder head 916 fits

199.90 *

In stock

Product no.: 212-1013480
Kitaco Big Bore Kit light 75 cc 48mm, for 6V engine with 50 head
 
49cc imprint
 
Available with silver or black cylinders
139.90 €
129.90 *
You save 7 %

In stock

Product no.: 85650mk

85ccm big bore kit suitable for 6 volt Honda engines

Consisting of:
Cylinder 51mm with 49cc imprint
Piston 51mm 6V
Cylinder head with large valves (20/23mm)
Head and base gasket 51mm

We also recommend a reinforced oil pump (see accessories below)

189.90 *

In stock

Product no.: 85650ok

85ccm Big Bore Kit 51mm 6 Volt suitable for Honda Dax ST50 SS50 Monkey Z50A Z50 J1 J2 Chaly CF50 and other 6 Volt engines

Suitable for the 50 head, not suitable for the ST70 head
(Sets for the ST70 head are also available from us item no. 85670)

129.90 *

In stock

Product no.: 851250ok

12 Volt Big Bore Kit suitable for 12V motor with 50 head such as Skyteam Dax Monkey Skymax Skymini Honda Dax AB23 Monkey Z50 J2 etc.

Consisting of:
Cylinder 51mm
Piston 51mm 12V 50 head
Head and base gasket 51mm

Alternatively also available as a complete set with cylinder head with large valves
(See accessories below)

119.90 *

In stock

Product no.: 72650 72a

72 cc big bore kit steel cylinder or aluminum cylinder with 72 cc imprint or 49cm imprint suitable for 6 v engine 50 head. We recommend cylinder head type 916

Suitable for Honda Dax ST50, Honda Monkey Z50A Z50J1, Honda SS50 and other 6 volt engines

99.90 *

In stock

Product no.: 72670okb

Cylinder kit, aluminum cylinder 72ccm with 49ccm imprint
Only suitable for Honda 6V vehicles that have the 70s Honda head (Honda ST70) installed with 22/25mm valves.

129.90 *

Still in stock

Product no.: 7265049a

72 cc Big Bore kit suitable for 6v engine (50 head) we recommend cylinder head type 916

Cylinder with 49cc imprint

Suitable for Honda Dax ST50 Monkey Z50A Z50 J1 SS50 and other 6 volt Honda engines

129.90 *

Still in stock

* Prices incl. VAT, plus delivery
1 - 30 of 35 results