View Single Post
  #44  
Old 07-21-2021, 02:40 PM
Formulabruce's Avatar
Formulabruce Formulabruce is offline
Ultimate Warrior
 
Join Date: Nov 2004
Location: North East of AMES PERFORMANCE, in the "SHIRE"
Posts: 9,363
Default

Quote:
Originally Posted by 69hardtop View Post
I have a 1970 455 D-port with 64 heads. When we rebuilt it I went with a 15cc dish piston and a 068 Melling cam. My heads cc’d our right around 89-90 so my calculated compression is mid 9’s or so. I run 93 octane all the time with no issues, never really tried anything with a lower octane. I did have it balanced also. It’s pretty smooth, plenty of torque and pulls hard…I was criticized for not going with a more aggressive cam profile but I’m super happy with results
People love to say you didnt build in enough power, but THEY dont buy the gas or pay for the added problems it can cause, especially for a fun driver.
what T stat you run?

__________________
"The Future Belongs to those who are STILL Willing to get their Hands Dirty" .. my Grandfather
The Following User Says Thank You to Formulabruce For This Useful Post: