https://smolikperformance.com/
This video explains the process to install a Minarelli Vertical cylinder onto your existing motorized bike engine. It is important to note that my kits are meant for long rod cranks only! If you have a different geometry and can DIY a different spacer, then any geometry can be used.
Below are links to all the product links I mentioned in the video.
70cc Minarelli Vertical Conversion Kit: https://smolikperformance.com/collections/minarelli-conversion/products/70cc-minarelli-vertical-conversion-kit
Minarelli Spacer and Intake: https://smolikperformance.com/collections/minarelli-conversion/products/spacer-and-intake-minarelli-vertical-conversion
70cc Racing Minarelli Vertical Engine: https://smolikperformance.com/collections/engines
VM18 Intake Adapter: https://smolikperformance.com/collections/intake/products/vm18-intake-adapters
Minarelli Exhaust Flange:https://smolikperformance.com/collections/intake/products/minarelli-vertical-exhaust-flange