Check out our GT-R vs Zip escapades in a special feature at petrolmag.net . As well as the video and pics, the article includes a full tec...

Straightliners: Zip vs GT-R So, 480hp Nissan GT-R versus our race tuned Polini Big Evolution 94cc Zip, head to head, which would win in a ...

The Nissan GT-R is world renowned for being one of the fastest cars on the block with a staggering 0-60 acceleration time along with a scar...

Once the 60 mph barrier is exceeded on Piaggio Zip SP models using the front SIS arm there is quite a lot of vibration from the front end. ...

Another part aimed at those serious Piaggio Zip racers is the new output shaft designed to be used with Polini gear kits . The internal sha...

One of the latest products now available from the Polini factory is this new swing arm for Piaggio Zip 50cc 2T models. This new support us...

Suitable for many Honda 125 and 150cc 4 stroke scooters the 153cc kit not only increases engine capacity but the forged piston is re design...

The long awaited Doppler Vortex kits have finally arrived however only for Minarelli AM6 and Derbi D50B0 engines at the moment. It’s clear ...