Dear Sir I have a 2005 Mazda RX8 automatic. Model is 13B (Rotary Engine).I had just done a complete overhaul on the engine. However, after the complete overhaul was done, I was not able to start the engine. There were a few occasions whereby the engine We had done a complete overhaul on this Mazda RX8 rotary engine. After installing/assembling all the parts, the engine got great difficulty to start. Occasionally, the engine was able to start. However, it only last for a few minutes. After that. The engine stalled and it will not be able to start again.