Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - vortec heads on older gm
View Single Post
  #15 (permalink)  
Old 01-08-2013, 06:00 PM
oldbogie oldbogie is offline
Registered User
Last photo:
Join Date: Apr 2007
Location: Seattle, Wa
Posts: 8,885
Wiki Edits: 0

Thanks: 10
Thanked 1,068 Times in 885 Posts
Originally Posted by BuzzLOL View Post
.. That may be because they always increase the cam size as well...
No I talking head to head comparison on an otherwise idential engine or as much as it can be given the intake also needs to change in-so-far as bolt pattern is concerned so while it's the same intake model i.e. Edlebrock Performer RPM for example it still is not the same piece of equipment from one test head type to the other.

Reply With Quote