Engines available for M46 Barracuda are:
N code: E63 383-4 barrel
L code: E61 383-2 Barrel
G code: E44 318-2 Barrel
C code: E24 225-1 Barrel
383 Barracuda numbers all together for 1970 were only 722 383-2 barrels
1,118 383-4 barrel cars built for 'Cuda & Barracuda total
318 production was 15,356 for Barracuda
4,695 total Barracudas with a slant 6.
Out of all those cars (21,891) only 433 M46 cars produced,
415 M46 were V8.
total of 15 M46 Convertibles.