This is the Novarossi "Ultra" #5 hot standard glow plug. This is a great plug for 1/10th scale .12 race motors and .21 race motors.
This is the Replacement Bearing for the OS Max RZ series engines. This bearing will fit the following engines: .21RZ-M .21RZ-B .21RZ-B(P) .21RZ-R(P)
This is the replacement Connecting Rod for the O.S. .18TM Engines.