Does anyone know if the pushrod clearance is any better on these than the 440Source Heads? We had several hours of grinding to get the pushrods to clear on my 383.

33 Plymouth Roadster - 383 - 5.90 1/8th 9.58 1/4
68 Dart - 340
66 Belvedere - 400

Windy Hollow Garage - https://www.youtube.com/@windyhollowgarage