BMW MINI Crank Pulley Vibration Dampener Bolt. Distinguishing between Generation 2 (Gen 2) and Generation 1 (Gen 1) BMW Minis Note: 99% of Gen 2 Mini parts will. NOT fit the Gen 1 Mini. Generation 1 (Gen 1) - Has a normal Ignition Key, and the Headlights attached to bonnet so when bonnet opened, headlights point to the sky.