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Old Jan 19, 2017 | 02:12 PM
  #8401  
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I just pulled more **** out of my ***. At least Vlad admitted he was guessing
Old Jan 19, 2017 | 06:49 PM
  #8402  
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Nah, you did what I told you to do.
Old Jan 19, 2017 | 07:03 PM
  #8403  
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where did .69 come from?

density of air at ~30psig and ~250F is like .17lb/ft^3. and then the density after the intercooler at like 90F and the same pressure is .22. Thats why you see staggered piping sizes.
Old Jan 19, 2017 | 07:06 PM
  #8404  
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Some thread. I guess you can also multiply by 14.7 and get close. It's all napkin math though theoretically if Soviet has speed sensor data we could map out the efficiency at 400hp
Old Jan 19, 2017 | 07:06 PM
  #8405  
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brah, we have tables for this ****. Air - Temperature, Pressure and Density
Old Jan 19, 2017 | 07:18 PM
  #8406  
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and also, dont guess BorgWarner MatchBot
Old Jan 19, 2017 | 11:02 PM
  #8407  
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Does anyone have a big list of mazda part numbers for all the seals and what not for a rebuild? Or at least a list of what is needed.

Valve cover gasket
VVT gasket thing
VVT screws
What do I need for the oil pan?
Rear main
Front main
Oil pump gaskets?
Oil dipstick o-ring
cam seals.

What am i missing? I need to order it all tomorrow.
Old Jan 19, 2017 | 11:37 PM
  #8408  
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Oil pump and vvt I just used black sealant, gaskets to expensive.
Old Jan 19, 2017 | 11:40 PM
  #8409  
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You are missing a shitload of things, there are like 8 separate o-rings in the VVT assembly. How much of that stuff are you trying to replace?



Pretty sure this diagram is missing a couple...

Last edited by EO2K; Jan 19, 2017 at 11:51 PM.
Old Jan 19, 2017 | 11:48 PM
  #8410  
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Oil pan has front and rear rubbers for the arched sections IIRC, the rest is RTV.

The oil pump is also RTV but there IS an O-RING and you WILL need it. This is a change from earlier Mazda B motors. Your Boundary Engineering Oil Pump should have come with an O-RING. Do NOT fail to install it.

IIRC there are 2 different sized cam seals for the BP6D, where the BP4W uses only one size.

I'll post more things as I think of them. Or I'll go to bed. One or the other.
Old Jan 19, 2017 | 11:51 PM
  #8411  
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I want to replace all the things.

I think i need to buy the miataroadster vvt rebuild kit.

https://miataroadster.com/miataroads...i-1964289.aspx
Old Jan 19, 2017 | 11:57 PM
  #8412  
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Buy this, its ******* easy mode: https://miataroadster.com/miataroads...i-1964289.aspx
















Old Jan 19, 2017 | 11:57 PM
  #8413  
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Damn you and your ninja edit. Didn't I tell you to order this like 40 pages back?
Old Jan 20, 2017 | 12:11 AM
  #8414  
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its a great deal compared to what the dealer charges. last time I bought those separately from the dealer I had a mild heart attack
Old Jan 20, 2017 | 12:13 AM
  #8415  
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Hes complaining it chat its too much money
Old Jan 20, 2017 | 12:13 AM
  #8416  
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Originally Posted by 18psi
its a great deal compared to what the dealer charges. last time I bought those separately from the dealer I had a mild heart attack
Ed gives me the butt buddy deals on dealer prices. But his last day is Saturday so I need to get my **** together. MMD has a chunk of those o rings and seals are like $2.50 ish each. But idk if you can buy all of them
Old Jan 20, 2017 | 12:17 AM
  #8417  
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u sure? I have the employee discount at subaru/mazda (I tuned all the techs cars )

it's still way more if you actually get each one. and not some universal oring set


price it out.

Last edited by 18psi; Jan 20, 2017 at 12:45 AM.
Old Jan 20, 2017 | 12:27 AM
  #8418  
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2003 Mazda Miata CYLINDER HEAD & COVER



2003 Mazda Miata OIL PUMP & FILTER
Old Jan 20, 2017 | 12:41 AM
  #8419  
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Forgot one...


2003 Mazda Miata VALVE SYSTEM
Old Jan 20, 2017 | 12:52 AM
  #8420  
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Dipstick oring?



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