Description
Athena cylinder kit 170cc Yamaha DT-R
Cylinder 170cc Yamaha DT / TDR / TZR 125 - aluminum racing cylinder from Athena.
Athena cylinders are manufactured from high quality aluminum alloys, the bore is then coated with a nickel-silicon alloy. The renowned tuning expert from Italy uses the latest technologies and makes all cylinders pass strict quality controls.
Top performance and high reliability
The 170 cylinder for Yamaha DT motorcycles is characterized by high reliability and durability and is designed on getting you more displacement and much more power and performance. The maximum power at the crankshaft is 25.5 hp / 10,500 rpm, which is a considerable increase in power compared to the original cylinder.
The aluminum cylinder comes with a domed 2-ring piston with chrome plated piston rings, cylinder head and the corresponding cylinder gaskets.
Technical specifications:
- Material: Aluminum
- Bore: 65 mm
- Stroke: 50.68 mm
- Displacement: 168.2 cc
- Compression ratio: 13:1
- Piston pin: 16 mm
- Number of transfer ports: 5 with oval exhaust
- 2-ring piston
- Gilera SC 125cc 2-Takt
- Derbi GPR 125cc 2-Takt
- Yamaha DT 125cc 2-Takt
- Yamaha TDR 125cc 2-Takt
- Yamaha DTRE 125cc 2-Takt
- Yamaha DTX 125cc 2-Takt
- Yamaha TZR 125cc 2-Takt
How to Install a cylinder on a scooter, motorcycle or moped
The cylinder or cylinder kit is the heart of the engine on scooters, motorcycles and mopeds. It consists of a cylinder, a piston with piston ring(s), a cylinder head and gaskets needed for installation.
The service life of a cylinder depends on whether it has been fitted correctly.
Tuning Level: Racing
We categorize our products into different performance levels Original, Sport, Racing and High End , so that our customers can choose the right parts for their setup. It is really important to combine parts that belong to the same tuning level, this is especially true for cylinders, crankshafts and exhausts.
Racing products are designed for a more extreme uses and are developed primarily for racing. Whether you stay at 50cc or increase the displacement, the corresponding Racing parts produce much higher performance than the original parts in order to achieve maximum power.
Aluminium cylinders
Aluminium cylinders are more powerful than cast iron cylinders, but require more regular maintenance and must be combined with different components such as a reinforced crankshaft and a larger carburetor.
How to run in an aluminium cylinder?
Aluminium cylinders should be run in for about 200 kilometers , and you should use a fully synthetic engine oil.
Note: To ensure optimum performance and reliability, it is advisable to measure the squish clearance. Just have a look at our tutorial How to adjust squish clearance.