Gonna build a 289 and wonder what hp i gonna get,this i have:
Tri-y headders
Holley 650dp
Ignitor
Weiand action + 8011 intake
Camshaft 218/228, 471lift , lsa112
What heads should i use for these things,afr?
The 289 is a -65 a-code 225hp in a mustang -65
If i use afr heads i should have 300hp,or?