305 header size ???

dragracer502 · 02-20-2020, 11:20 AM

Found power on the dyno going down from 1 &3/4 to 1 & 5/8

71novastocker · 02-20-2020, 06:13 PM

Quote:

Originally Posted by dragracer502

Found power on the dyno going down from 1 &3/4 to 1 & 5/8

Just straight 1 5/8" or with a step.

02-20-2020, 11:20 AM	#1
dragracer502 Member Join Date: Nov 2008 Posts: 163 Likes: 6 Liked 10 Times in 8 Posts	Re: 305 header size ??? Found power on the dyno going down from 1 &3/4 to 1 & 5/8 __________________ F Federico NHRA J/SA