This weekend, Jesse and I worked on installing a replacement piece of baffling under the rear of the engine. This piece of baffling is suspended from the rear cylinder enclosure baffling. Its purpose is to fill the gap between the bottom of the engine an… more »

Regular readers of this blog will know that I have been working at intervals over the last 2 years to try and reduce engine operating temperatures following a rebuild from 150bhp to 160bhp. I had reached the point a few months back where I could run at… more »

See my posting below on the trip to Longmont. The difference of 20 degrees that I have been seeing between #1/#3 and #2/#4 is due to differences in the fuel distribution, not differences in the airflow through the cylinders. I need to work on the cooling… more »