10-20-2019, 09:01 AM

footjoy

Chief Ponti-yacker

Join Date: Oct 2009

Location: KC

Posts: 977

How do they come up with this Compression Ratio?

This comes from Ron's Pontiac Page. I have a 400 with 15 heads and get 8.8 and maybe 265 hp. I don't know anything about the 66 cam. what am I missing?

compression HP Heads Cam

YF FullSize 400 10.5:1 340 Auto 15 66 4 bb

Thanks
Greg

Last edited by footjoy; 10-20-2019 at 09:15 AM.

Reply With Quote

« Previous Thread | Next Thread »

Posting Rules
You may not post new threads You may not post replies You may not post attachments You may not edit your posts BB code is On Smilies are On [IMG] code is On HTML code is Off Forum Rules

Forum Jump

All times are GMT -4. The time now is 07:46 PM.

About Us

The PY Online Forums is the largest online gathering of Pontiac enthusiasts anywhere in the world. Founded in 1991, it was also the first online forum for people to gather and talk about their Pontiacs. Since then, it has become the mecca of Pontiac technical data and knowledge that no other place can surpass.

Menu

About Us