Available now from HPI Racing is the Roto Start system for HPI .12 and .15 engines!

The HPI Roto Start system replaces the standard pullstarter with a durable metal gear backplate and a handheld shaft driven starter. Starting is as simple as pressing a button. Requires a 7.2v rechargeable "stick" battery pack and charger. Complete instructions included.

Some disassembly of the engine is required. This Roto Start System fits only HPI Nitro Star .12 and .15 engines. Standard stick-type 7.2v battery and charger required.