CLASS RACER FORUM - View Single Post

Dwight Southerland · 12-22-2008, 09:22 PM

I flowed some 256 casting number heads years ago researching a '61 305 hp 348 and the numbers showed them to be competitive against a 461 small block head. The question was always what the 75 degree block surface would do to the flow.

12-22-2008, 09:22 PM	#20
Dwight Southerland VIP Member Join Date: Dec 2001 Location: Arkansas - In the middle of everything. Posts: 1,999 Likes: 64 Liked 772 Times in 192 Posts	Re: stupid ? I flowed some 256 casting number heads years ago researching a '61 305 hp 348 and the numbers showed them to be competitive against a 461 small block head. The question was always what the 75 degree block surface would do to the flow.