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SpeierRacing · 12-15-2023, 04:45 PM

I use a PAC 1356 on all new heads or freshens I do. On my personal engine I used a Manley 221420 but set them up taller because I have more lift.

12-15-2023, 04:45 PM	#3
SpeierRacing Junior Member Join Date: Oct 2011 Location: Hays, Kansas Posts: 77 Likes: 18 Liked 70 Times in 23 Posts	Re: SS/valves springs I use a PAC 1356 on all new heads or freshens I do. On my personal engine I used a Manley 221420 but set them up taller because I have more lift.