That combination is for stroking a 302 to a 331. A 347 has a stroke of 3.4. With a 4.030 bore. I'm pretty sure the 289 has a shorter cylinder wall now that you mention it. Not internet lore.
That combination is for stroking a 302 to a 331. A 347 has a stroke of 3.4. With a 4.030 bore. I'm pretty sure the 289 has a shorter cylinder wall now that you mention it. Not internet lore.
Stud mount.