408 with weber style fuel injection. I have the Dynatek system on my GT 40. Contact Dale with Accuform
dale@accuformmfg.com for details on their system.
and there is Wayne will Very Cool Parts
Stack EFI Manifolds
Dwight
Picture of Coach's KC 408 in his Shell Valley Coupe
Coach had the body shop to raise his scoop 1 1/2" so he could get a large air filter onto the 408.
best pic in my gallery of Coach's motor