This is a Protek R/C Ceramic 14x25.8x6mm "MX-Speed" ...
Rear Engine Bearing, and is intended for use with any nitro engine that requires a 14x25.8x6mm rear bearing. ProTek MX-Speed engine bearings offer decreased resistance, increased speed, load handling capabilities and extended ...
This is a Protek R/C Ceramic 14x25.4x6mm "MX-Speed" ...
Rear Engine Bearing, and is intended for use with the O.S. VZ-B V-Spec, 30VG, the original Novarossi P5, 421B, Picco P3 .28, and Axe Rossi Cobra off-road competition engines as well as ...