54mm Aluminum big bore Cylinder kit for DRR DRX 90cc Polaris Predator 90 TW

  
Racing type 54mm big bore Cylinder kit. With Aluminum Nikasil light weight material. Minarelli type 2 stroke 90cc air cooled engine. ADLY / AEON / Polaris AEON /DRR / SMC/ APEX 90cc 100cc 2 Stroke air cooled ATV engine. 1x 54mm Aluminum Nikasil cylinder. 1x piston kit (12mm wrist pin). 1x gaskets (include gasket for head, base, exhaust).

Yamaha JOG 90 4DM and Minarelli. 2 stroke 90cc air cooled horizontal engine ATV / Scooter.

DRR/ APEX/ SMC & Polaris minarelli type engine ATV. Diamond Back 90cc- Helix 90.