1967 - 1969 390-4V engines with 3 or 4 speed manual transmissions. 1969 - 1970 Boss 302 Eliminator 4 speeds. 1970 M-code with 3 or 4 speed manual transmissions.
Shaft diameter 3 inches, length 53-1/32" measured on U-joint centers. Used and 'as balanced' from the factory.
Ask about slip yokes. Shipping is oversized due to length.