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If the timing chain tensioner is replaced, it may be necessary to renew its seal as well. Here we offer this spare part original from Yamaha. OEM part number for comparison purposes 1DYE22130000
Available
€4.24
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Compared to the 150cc cylinder kit from Naraku, the 177cc cylinder has of course been given an even larger bore which in turn can further optimise the performance of the engine. Since in cubic classes from 160cc on the original ECU...
Available
€219.90
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Complete kit of all necessary gaskets for the Yamaha DT 125cc engine used by 99-06 on the R/RE/X models.
Almost gone
€39.99
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Valve stem seals are an important part of the internal sealing of the engine. If the "stems" are leaking, oil penetrates via the valve guide into the inlet or exhaust channel. Scope of delivery: 1 pc.
Available
€5.99
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Replacement gaskets for the Yamaha DT 125 R/RE and X cylinders.
Out of Stock
€29.95
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Replacement gaskets for the Piaggio 125cc 4-stroke engine, which was used for example in the Aprilia RS4 125.
Available
€79.95
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Athena 125cc cylinder kit for Yamaha 125cc LC 2-stroke engines. The cylinder kit consists of an aluminium cylinder, a matching head and gaskets. For the exhaust control a suitable rotating cylinder is included. The cylinder is perfectly...
Out of Stock
€489.95
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Athena 170cc cylinder kit for Yamaha 125cc LC 2-stroke engines. The cylinder kit consists of an aluminium cylinder, as well as a matching head and gaskets. For the exhaust control a suitable rotating cylinder is supplied. The carburetor...
Available
€509.95
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Seal timing chain tensioner KTM, KTM Duke, RC 125/200/390, O-ring
Timing chain tensioner seal O-ring 10.15X1.5 mm Original spare part OEM part number for comparison purposes J770010015
Available
€2.19
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Timing chain tensioner seal Flat gasket KTM- Original spare part OEM part number for comparison purposes 90136003003
Available
€3.50
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Pneumatic exhaust system for the Aprilia RS 125 engine. Most people will have noticed on their 125cc Aprilia RS that when the engine is de-throttled the power is suddenly released at around 8000 rpm by opening the exhaust slide. As this...
Available
€155.90
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From Italkit we can offer here a supplement to the 125cc original Rotax cylinder, as well as the 140cc tuning cylinder kit. The combustion chamber calotte clearly increases the compression of the cylinder and is optimized in its geometry...
Available
€89.95
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From Italkit we can offer here a supplement to the 125cc original Rotax cylinder, as well as the 140cc tuning cylinder kit. The combustion chamber calotte clearly increases the compression of the cylinder and is optimized in its geometry...
Available
€89.95
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Small component with great effect. The valve stem seal influences for example the oil consumption. Hard "stems" let oil run down the valve, which is then burned. Whenever work is carried out on the dismantled cylinder head, it is...
Available
€3.99
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To get the absolute maximum power out of Yamaha's YI-3 engines, this 62mm Ø Naraku cylinder head is indispensable. More passage, reinforced valve springs and larger valves (21/23mm) let every cylinder with 62-64mm bore breathe properly....
Available
€429.90
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Valve stem seals, KTM Duke/RC 125, 4 pcs.
Valve stem seals are installed to prevent oil from the cylinder head from entering the combustion chamber via the valve guides. A blue smoking exhaust can be an indication for defective valve stem seals. Scope of delivery 4 pcs: 2x...
Almost gone
€15.99
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This Athena tuning cylinder kit differs technically only slightly from the cylinder kit that was specially developed for the Yamah a WR 125. The most significant difference between this and the other Athena kit is the mapping of the ECU,...
Available
€439.95
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In addition to the 125cc standard cylinder kit, Airsal also offers a T6 racing version. The main difference of the T6 compared to the 125cc standard cylinder is the improved piston, which significantly changes the combustion chamber...
Available
€144.90
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Replacement gaskets for the 180cc 4-stroke cylinder from Top Performances.
Out of Stock
€22.95
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You need a new oil seal kit for tuning your KTM Duke 125cc engine? We offer you the complete set from the manufacturer Athena, consisting of the matching five rings. Athena supplies the seal set exclusively in the best original equipment...
Available
€16.99
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Replacement piston from Italkit for the 140cc Rotax cylinder. Scope of delivery Piston ring(s) Piston pin Piston pin clips
Available
€124.90
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Available
€22.95
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The Airsal YI-3 cylinder for the Yamaha 125cc engines is supposed to be a cheap alternative to the expensive original cylinder. Airsal not only uses a copy of the original cylinder, but also improves the coating, the piston and the...
Available
€137.90
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Spare rings for the Yamaha YI-3 OHC engine. (Yamaha YZF R125, WR 125, etc..)
Out of Stock
€17.99
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The cylinder is the heart of your motorcycle. This is where all the power at your disposal comes from. As a Generally, modern engines like Yamaha's YI 4 are built to be very robust and durable. Nevertheless, it can happen that a part on your cylinder breaks and you need a replacement part. This is for example the engine gasket from time to time. In this case, you should also carry out a repair quickly, because a defective cylinder not only costs you performance on the road, but in the worst case, it can also cause damage to the engine. on the road, in the worst case it also leads to a larger (and more expensive) damage to other areas of the engine.
Next to replacement pistons, you'll also find replicas of the original 125cc cylinders. So you can "Factory condition" of your bike at any time.
Furthermore, we offer some tuning packs and tuning cylinders. Here are different sizes between 125cc to 183cc displacement. So you increase the performance of your 125cc bike for the racetrack.
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