Nuclear ASM Type 3 .21 nitro engine

Japanese company Nuclear have introduced the ASM Type 3 3.5cc nitro engine. It comes with a new piston, sleeve, connecting rod, piston pin and back plate that underwent a special process to reduce friction as much as possible. The piston and sleeve also show greatly reduced pinch without sacrificing compression to further up the performance with all parts being matched for optimised durability. Apart from the complete engine the con rod, piston pin and back plate are also available separately.

Source: Nuclear R/C Japan [nuclear.ne.jp]