Thread: Iron headed 468 on dyno today.
View Single Post
  #11  
Old 08-10-2017, 08:40 AM
roy381 roy381 is offline
Chief Ponti-yacker
  
Join Date: Nov 2013
Posts: 522
Default
Please excuse my very minimal knowledge but what was done to get it to 9.5 cr with 670 heads. Opening up the chambers?

Thanks in advance

Reply With QuoteReply With Quote