Thread: ST170 valve float
View Single Post
Old Jan 31, 2009 | 04:27 PM
  #4  
crazycage's Avatar
crazycage
PassionFord Post Whore!!
15 Year Member
 
Joined: Jan 2007
Posts: 4,995
Likes: 14
From: merseyside
Default
Originally Posted by clarke5700
im sure ive heard of st170 heads flowing to 300 as standard? (see how i stated heard)
a standard black top zetec head will flow over 330 easy with just a set of up rated springs.
Reply
0