motorhead446 FABO Gold Member FABO Gold Member Joined Jul 10, 2007 Messages 652 Reaction score 40 Location LAPORTE, INDIANA Jun 5, 2013 #1 I bought a magnafuel 275 for my 440 duster. What other regulaters have you guys tried besides the MP-9633?, Which is the suggested regulator. I have a Holley regulator on now but not sure if it will work.
I bought a magnafuel 275 for my 440 duster. What other regulaters have you guys tried besides the MP-9633?, Which is the suggested regulator. I have a Holley regulator on now but not sure if it will work.