Originally Posted by
aussies1129
I have a had about 4 or five piccos to date including the edo tune .12 and have found that they lean themselves out over a race but when the engine was running at its best I would be around the 110c mark with a TH picco plug, if my bottom was to lean then temps would really skyrocket. also I cut out all of my rear window and both front window with a legal size hole at the front about 60mm.
cheers
+1
yeah, rich bottom end is the main tuning point for picco engines. without touching HSN, i get it constantly 110-122 max lately
thats 8'C cooler than my previous max temp.