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I will be needing 1 3/4" primary tube headers for the pit when I get done with the 418W build.
I found the perfect set on the Hedman header site, Extreme Duty. They were listed as 1 3/4"X3" for 2WD with 351W.
Then I go to the Summit site to see if they carry them, they did.
Problem?
On the Summit site they are listed as 1 1/2"......not 1 3/4".
I went back to the Hedman site and noticed they have a set listed for 4WD with 351W with the same part number (89278). Only they are listed as 1 1/2"!!
I sent an email to Hedman to see if there was a typo and just received their response. The header (89278) is indeed 1 1/2"X3".
I am pretty sure 1 1/2" or even 1 5/8" headers will choke a 418cid too much. I may have to shell out the big bucks for custom headers, but no one within 250 miles can handle that.....
Soooo
Does anyone know who makes a 1 3/4" LT header for a mid 80's to early 90's truck with a 351W?
are you running the 4.1 scat crank? do you know if scat makes a 4.17 crank? i am building a 427 windsor i was going to use a cast crank but it wont hold up if i decide to use nitrous
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