The HP 409 was a winder like the small block because it had a 3.5" stroke, big ports and valves, and lots of carburetion, but there was little valve/piston clearance.
Unlike some of the big CI engines of its day, the 409 was not one of the quickest out of the hole but they would run you down before the traps.
A friend of mine had one in a 57 BelAire. I bought a Z-11 cam for him while working in the parts dept at the local Chevrolet dealer in 1968 or 69 ($24.**) and helped him install it. At 1000 RPM idle it would sometimes rattle the windows in the cars beside it at the drive in. Wish I had it.
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Today's Featured Article - Third Brush Generators - by Chris Pratt. While I love straightening sheet metal, cleaning, and painting old tractors, I use every excuse to avoid working on the on the electrics. I find the whole process sheer mystery. I have picked up and attempted to read every auto and farm electrics book with no improvement in the situation. They all seem to start with a chapter entitled "Theory of Electricity". After a few paragraphs I usually close the book and go back to banging out dents. A good friend and I were recently discussing our tractor electrical systems when he stated "I figure it all comes back to applying Ohms Law". At this point
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