Not Ranked
This is clearly a very impressive motor. When I was having my csx built from 2004 to 2006, I was going to build that very motor or buy an nos 427 sohc for my cobra. Due to the weight of the sohc, I decided to engage Shelby to build me an aluminum 468 FE that has a Vortech supercharger and an Aviaid dry sump system. It has all the good parts in it from the billet crank to the Phase 3 ported Shelby heads. The motor dynoed at Kroyer with 760 hp and 710 ft of torque at 6lbs of boost. Below is a picture of the motor in the car which was assembled by Bill Andrews of H.R.E. Motorcars in New York. He did a phenominal job. The point here is that it is too much motor for the car to the extent that it is not very streetable due to how quickly the motor winds up. This is something you may want to consider in your project.
To try and create something more usuable for my current project which is a Shelby 85th anniversary GT-40, I commissioned Jim Barillaro to build a 427 sohc with a dual quad set up and an Aviaid dry sump system. Barillaro is one of the pre-eminent builders of these motors and specializes in it.......he has been building these engines since 1969 and his knowledge is astounding. I highly recommend him. It took several years to find the parts to put it together from a quality original set of cast iron heads to having custom billet rods and crank made by Crower. The entire valve train from rockers to shafts to cams is all billet. What he built is very close to stock and generated over 650 hp and 500 ft lbs of torque throuhout the range. With the current 620 lift cams and the stock carbs it is maxed out in terms of power and torque. Sure, you can put in more radical cams and bigger carbs, but I think there will be significant driveability issues. He was a pleasure to deal with and his work is outstanding. Below are pictures of it uncrated and I am very excited to get it in the car and enjoying it. I always thought that too much is just enough but I am learning that sometimes moderation is more realistic. Just my opinion.......
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