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**[FS:]** Portflow SS LS Exhaust Valves **[FS:]**

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Old Jul 27, 2007 | 01:17 PM
  #1  
[Ennis_D]'s Avatar
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Default **[FS:]** Portflow SS LS Exhaust Valves **[FS:]**

Like the title reads:

I have a set (8) of "Portflow" SS LS exhaust valves from a valvetrain that I purchased from a member here on the boards. Once I got the valvetrain and took my head to machine shop, I found out that these exhaust valves are not for a b16 head but the intake valves are.

I left the machine shop and I brought the "Portflow" exhaust valves home and the old OEM b16 exhaust valves home. I then posted a thread here on the boards (<u>Link</u>:https://honda-tech.com/zerothread?id=2052328) for some help in finding out which exhaust valves I had. Within the thread, you can read where I first measured the diameter of the "Portflow" exhaust valve stems along with the old OEM b16 exhaust valve stems to find this:

Originally Posted by Trock1029
Just measured the stem size on the new exhaust valves and the old OEM exhaust valves. Here are the measurements:

Old OEM exhaust valve stems - 5.45mm or 0.215in
New "Portflow" exhaust valve stems - 6.54mm or 0.257in

Comes to a difference of 1.09mm (0.043in) larger than old oem exhaust valve stems
Soon after that, I remembered I had a set of OEM LS exhaust valves out in the garage. I then measured the "Portflow" exhaust valve stem diameter along with the OEM LS exhaust stem diameter with a digital caliper to find out this:

Originally Posted by Trock1029

You're right Ant. I thought about that last night after I showed you the pics. If they are for a LS thats cool I can just sell them and buy a set of exhaust valves for my b16 head. I just need some confirmation...

Hold the hell on...I have a zip-loc bag full of ls intake and exhaust valves....I am going to go measure them right now. Be back with my findings
Originally Posted by Trock1029

I'll be a summa-biotch!!!!!!!!!!!!!!!!

Exhaust valves from the zip-loc bag measured out to be 6.54mm Now the question is how much could I get rid of these for? I know Chris at the machine shop resurfaced the new SS valves...
Also...The reason I put Portflow in quotations is because I was told these were Portflow valves when I bought them. Also while at the machine shop, I was inspecting the new "Portflow" intake valve and noticed at the top of the stems, they have "REV" on them. The exhaust valves up for sale have no company name on them. All I can assume is that they are truly Portflow valves like I was told when I purchased them or they are REV valves just not marked like the intakes. Either way, they look to be new to me. Check the pictures below and see for yourself.

I have $180 invested in this valvetrain and looking to at least get half of my money back. So, I am looking to get $90 + shipping (if paying w/ PayPal, please add 4% to the total). I do not think that shipping would be over $5 because these valves do not weigh much at all. If you are interested in purchasing but think the price is too high, shoot me your offer and we can see what we can work out.

Below you will see pictures of a visual comparison of the old b16 exhaust valves and the new "Portflow" valves. Also, you will see a picture comparison of the old LS exhaust valves and the new "Portflow" valves (both visual and with my digital caliper). Below those, you will see pictures of all of the "Portflow" exhaust valves I have up for sale....

Old OEM b16 ex. valves VS New "Portflow" ex. valves


OEM LS ex. valves VS New "Portflow" ex. valves


OEM LS ex. valves VS New "Portflow" ex. valves measured w/ digital caliper





"Portflow" LS ex. valves up for sale
























Sorry for the long drawn out thread. Just wanted to be honest about these valves and what I know and have found out about them. If you view, please bump kindly. If you are interested in purchasing, please feel free to pm me on here, hit me up on AIM @ Durham1085, or e-mail me @ Durham1029@yahoo.com.

TIA

Old Jul 30, 2007 | 02:06 PM
  #2  
[Ennis_D]'s Avatar
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Somebody must need these....Right?
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