Features & Benefits:
* Bore=3.875in.
* Stroke=4.000in.
* Hypereutectic Alloy is a cast 16% silicon content material
* Perfect for air cooled engines
* Low thermal expansion rate = tighter piston-to-cylinder clearance
* Complete kit includes: two pistons, rings, wrist pins and clips.
Tech Tips:
* 10.5:1 Compression Ratio with 85cc Head Chamber Volume.
* Follow Ring Eng Gap & Piston to Cylinder Clearances as per the supplied Manufactu rers Instructions.
