Here's a good thread:
http://realoldspower.prophpbb.com/topic5186.html
http://realoldspower.prophpbb.com/topic5186.html
Cutlass Freak said:Abso****inglutely - 400 HP is not really that hard to reach. Just remember horse power is for bragging rights, torque is what wins races.QS442 said:5. Is 400 hp feasible with this set up? Engine is currently around 300 hp. I don't want to do all these work for minimal gains. I could save $$ for my 455 build.