Mopar 318/275 HP vs. Chevy 327/275 HP 'L-30'

I knew I'd find some information,,,

The 1966 'Proto-Type' 318 'LA Engine' was rated at 250 HP.

Compression-Ratio was 10.5-1

The Cylinder Heads had a larger 61.0 CC Open-Chamber Combustion Chamber.
Different than the #2658920 273 Cylinder Heads with the 57.3 CC Crescent-shaped Combustion Chamber.

The 'Proto-Type' Cylinder Head had 1.94" Intake Valves and 1.60" Exhaust Valves.

With special 'Exhaust Manifolds', and Dual Exhaust

Still searching for Camshaft, Intake and Carburetor Specifications.