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I was shopping around for intakes for a 454 build i am doing and stumbled onto this little gem. If i didnt have my heart set on a 502 RamJet intake i might have went this route. Either way i found it interesting and thought i would share
Mercury Marine. One of the uppers has a sideways facing throttle body. John Lingenfelter put those on the 9.9L 605 CiD Big Block Suburban project. Mid 4s 0-60. The second version has a forward facing 58mm TPI/LT1 throttle body opening.