Quote:
Originally Posted by mrmark1957
Do you remember what cylinder heads/ compression were on the 406 ? What octane gas did it need ?
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6X-4s milled to 85cc, zero deck. If I remember correctly it was around 9.2:1. I used 87 in the winter and 93 in the summer, since I spent a lot of time sitting in traffic in Cincinnati back then. Worked in Dayton but spent time taking care of my mom’s house (north of Louisville) on the weekends.