Roto Start .21 Nitro Engine.
**This engine was updated. Now the Roto Start Access is in the rear of the engine. It also now requires a T type driver tool to start it. You can see in the last photo the changes from the previous version incase you have had one before**
*Glowplug NOT included. Uses Standard style plug
Specs:
Specs:
Displacement: 3.45cc |
Bore: 16.3mm |
Stroke: 16.8mm |
Weight: 350g |
Ports: 3ports |
Sleeve: ABC |
Crankshaft Diam: 14mm diameter |
Glow Plug Type: Standard |
Exhaust: Rear |
Case Material: Aluminum |






















