View Poll Results: Which would you do??
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Lead Driver
Joined: Jan 2019
Posts: 5,075
Likes: 864
From: N.W. Alabama
I took it slow and ported mine about 4-5hrs, total. Results below.
5.8 upper/lower flow number results b4/aft dyno - Ford Truck Enthusiasts Forums
5.8 upper/lower flow number results b4/aft dyno - Ford Truck Enthusiasts Forums
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Fleet Mechanic
Joined: Oct 2025
Posts: 1,768
Likes: 388
I took it slow and ported mine about 4-5hrs, total. Results below.
5.8 upper/lower flow number results b4/aft dyno - Ford Truck Enthusiasts Forums
5.8 upper/lower flow number results b4/aft dyno - Ford Truck Enthusiasts Forums
What did you use to measure the flow?
Logistics Pro
Joined: Aug 2010
Posts: 3,716
Likes: 583
From: Chillicothe
personally no. But there are hundreds of threads on all sorts of forums of people using On3 stuff
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