This is the Piston for the O.S. Max .50SX
and the .50SX-H Helicopter Engines
This Piston moves up and down within the cylinder to create compression.
FEATURES: Constructed of aluminum.
Replaces worn or damaged pistons.
INCLUDES: One Piston for the O.S. Max .50SX, and the .50SX-H Helicopter Engines
REQUIRES: Removing Cylinder (OSMG5279), installing Piston Ring (OSMG7790) and
using Piston Pin (OSMG7691) and Pin Retainer (OSMG7482) to attach
to Connecting Rod (OSMG3954).
SPECS: Diameter: 0.87" (22mm)