OST-066: I get all wavy (4AC content)
03-11-2020, 12:36 AM
Post: #3
RE: OST-066: I get all wavy (4AC content)
(03-09-2020 05:59 PM)Power_uP Wrote:  Cool, I've never known of anyone building a 4ac before so it'll be good to see one for a change. I wouldn't even have guessed that there's much that can be done with one.

I was playing around with a 1/2 of a non wavy head about 2 years ago... yes I said half

[Image: AEU86 AE86 - RE: OST-066:  I get all wavy (4AC content)]

[Image: AEU86 AE86 - RE: OST-066:  I get all wavy (4AC content)]



and gains were made... Huh

[Image: AEU86 AE86 - RE: OST-066:  I get all wavy (4AC content)]

But this is a wavy (apka a swirl port) head... and while the intake opening is the same.... nothing else inside the intake port other then the valve seat is the same.....

apka - also possibly known as


but I jump a head ( Angel )..... the client wanted this head, and cam cover, and manifold to look new... so after cleaning, it got tumbled... (zinc shot media)

[Image: AEU86 AE86 - RE: OST-066:  I get all wavy (4AC content)]


more to come..... Hurray!

Dan -

You can |Sad .... OR you can ask for help!!!

OST Porting service - http://hachiroku.net/forums/showthread.php?t=19991
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Messages In This Thread
RE: OST-066: I get all wavy (4AC content) - oldeskewltoy - 03-11-2020 12:36 AM

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