The O.S. GT55 Piston Pin Retainer is designed to be a replacement for the GT55 Nitro Engine. Made from a durable metal alloy, this engine wrist pin retainer is designed to keep your engine's wrist pin from coming into contact with the cylinder wall. Package includes two piston pin retainers.
This product was added to our catalog on January 23, 2023
Needle Valve O-Rings for the O.S. FS, FX, and LA series engines. This O-Ring can also be used for other applications where a 2.5x6mm silicone o-ring is needed. NOTE: This part may ...