Oct 3, 2025 #1 a-bodyguy Well-Known Member Joined Jun 19, 2022 Messages 895 Reaction score 922 Location ma 383 xe268 comp cam alum intake 750 dp 9.4 to 1 comp manifolds 404 tq 384 hp 5700 headers 422 tq 402 hp 5800 18 tq 18 hp
383 xe268 comp cam alum intake 750 dp 9.4 to 1 comp manifolds 404 tq 384 hp 5700 headers 422 tq 402 hp 5800 18 tq 18 hp
Oct 3, 2025 #2 4 413 Well-Known Member Joined Nov 13, 2019 Messages 1,954 Reaction score 3,042 Location NW USA Which manifolds were used, factory A body? Which part number on drivers side? Which mufflers? Tailpipes? Tell us a bit more, thanks
Which manifolds were used, factory A body? Which part number on drivers side? Which mufflers? Tailpipes? Tell us a bit more, thanks
Oct 3, 2025 #3 G GTX JOHN FABO Gold Member FABO Gold Member Joined Dec 12, 2009 Messages 3,998 Reaction score 6,727 Location Boulder City NV. Was testing done with full closed exhaust?
Oct 3, 2025 #4 TT5.9mag Two atmospheres are better than one Joined May 5, 2016 Messages 9,994 Reaction score 16,170 Location So cal Good information thanks. Agree with everyone above in that details are needed and appreciated as well as the test method. Thanks
Good information thanks. Agree with everyone above in that details are needed and appreciated as well as the test method. Thanks
Oct 3, 2025 #5 BSB67 Well-Known Member Joined Oct 12, 2020 Messages 291 Reaction score 352 Location Western PA a-bodyguy said: 383 xe268 comp cam alum intake 750 dp 9.4 to 1 comp manifolds 404 tq 384 hp 5700 headers 422 tq 402 hp 5800 18 tq 18 hp Click to expand... Thank you. I like the raw data. Curious as to everyone’s conclusion.
a-bodyguy said: 383 xe268 comp cam alum intake 750 dp 9.4 to 1 comp manifolds 404 tq 384 hp 5700 headers 422 tq 402 hp 5800 18 tq 18 hp Click to expand... Thank you. I like the raw data. Curious as to everyone’s conclusion.
