Thread: 427 copo Holly jeting
View Single Post
  #9  
Old 07-03-2019, 09:19 PM
L78racer L78racer is offline
Senior Member
  
Join Date: Sep 2006
Location: Clinton Twp. MI
Posts: 343
Thanks: 91
Thanked 53 Times in 23 Posts
Default
They show 8.5 power valves for pri and sec. I have a pdf file listing Holley carbs and parts specs. If anyone needs a copy you can email me at [email protected].
Reply With Quote