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Old Jan 23, 2017 | 02:40 PM
  #241  
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Originally Posted by EO2K
Before the first brake marker and generally single apex, because I'm a giant weenee. I also have a hard time carrying more than 100mph between the bridge and the top of the hill. The car totally has enough power to go in to ******* orbit, but I had a very close call there. Two years ago at M@MRLS there was a NA6 that was probably just approaching the bridge as I came out of turn 11 and gave her ALLOFIT and we damn near met up after the crest. I don't know if he missed a gear or what, but my situational awareness was not calibrated to expect N/A NA6's doing 55mph on the other side of the hill and I've been super paranoid ever since.

I think the ducts are going to help you A LOT. I'm just getting to the point where I'll killing rotors and pads. If I can get some more track time this year I'm going to have to address a few things. I know we are both big fellas with full interior NB's so that's probably not helping Your previous iteration with the 2" ducts and white plumbing fittings in the fog light openings never really looked like it was super effective, so I'm sure the 3" is going to help. I own ducts but they are not installed, simply because I can't find a clean, effective way to mate them to the bumper skin without causing permanent alteration. I'm still waiting for someone to 3D print some solution for the duct/bumper interface so I can just pay them money and not worry about this myself.
I'm pretty similar in terms of turn 2 at Laguna. I really don't like the blind crest over the hill, especially since the car starts to feel spookily light there. I'm sure there's a ton of lap time I'm missing out on by lifting just before the crest -- max I see there is probably 110. I see 130 before braking for turn 1 at Thunderhill, by comparison.

As far as the duct mounts are concerned, yeah, the 2" iteration was very much Home Depot Racing. The 3" one is a bit better -- I had a piece of 3" aluminum tubing sitting around from when I was making the intake setup for the 2863, which the 3" ducting would just barely slide over. Clamp it down, then put a couple of 3" to 3.25" (I think, might have been 3.5") silicone reducers on the other end. The fat end of that fits nicely right inside the OEM fog light holes, and then I zip-tied them in place using the same mounts I'd used for the previous iteration. Looks much cleaner.



--Ian
Old Jan 26, 2017 | 09:07 PM
  #242  
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Alright people. I have a question for you.

So I've secretly been stockpiling parts. One of those parts was a spare block with a balanced crank and a oil pump. The block was from the same guy that sold me the forged pistons and rods. So...I was thinking.....what are the chances that when they built the motor they also installed a billet oil pump? I pulled the pump off today but there are no Boundary logos or anything, so how do I identify if it is a billet pump or not?
Old Jan 26, 2017 | 09:21 PM
  #243  
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You open it up and look at the gears. (before they did pumps, they sold just gears only)
Old Jan 26, 2017 | 09:22 PM
  #244  
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FWIW, my Boundary pump is an older one and came with the gears installed in a Motorcraft casting. It freaked me out at first so I contacted Boundary and they talked me back from the ledge. IDK if they are still using those housings, but its a data point none the less. Any casting marks or stamps anywhere on the pump?

Originally Posted by 18psi
You open it up and look at the gears. (before they did pumps, they sold just gears only)
Is there a logo or something machined in the gear? Is it a dramatically different design or metal composition or something?
Old Jan 26, 2017 | 09:38 PM
  #245  
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the billet gears the surfaces are brighter and more polished on the sides, vs the stock cast gears. when I compared (years ago) there was a very obvious difference in metal and overall look. I think there was something machined too but that depends on how long ago it was made, only the newer stuff has machined logo IIRC.

anyone that knows more, correct me if I'm wrong
Old Jan 26, 2017 | 10:33 PM
  #246  
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Billet or Nah?






Don't ask why I'm sitting in my living room.
Old Jan 26, 2017 | 11:01 PM
  #247  
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I know almost nothing about oil pumps, but that looks cast to me.

Also, are those scouring marks normal?
Old Jan 26, 2017 | 11:51 PM
  #248  
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On the newer boundary pumps they swap out a couple of the bolts for secure torx:



But yeah, the early ones were often sold just as gears to put into your old pump housing.

--Ian
Old Jan 26, 2017 | 11:53 PM
  #249  
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I have a feeling its stock. Unless someone can tell me if the gears are from boundary then I am going to assume its nothing special.
Old Jan 27, 2017 | 12:58 AM
  #250  
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Not sure if anyone else has this problem with the 6spd gear box but recently my 4th to 5th shift has started to feel notchy. I first noticed at the track where I would go to shift and it would just grind while "power shifting" (fast shifting). While shifting slow its fine, but its definately notchy. Im thinking its a bad synchro. Ill try flushing it with redline MTL and see what happens.
Old Jan 27, 2017 | 01:06 AM
  #251  
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Don't quote me, but I believe those gears are stock. The dimple in the inner gear is the giveaway. Travis would know for sure.
Old Jan 27, 2017 | 01:19 AM
  #252  
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Originally Posted by Savington
Don't quote me, but I believe those gears are stock. The dimple in the inner gear is the giveaway. Travis would know for sure.
Im quoting you.

They look to be nothing special. Im going to assume its stock. Its interesting though. I cant ever imagine these gears breaking. They felt/looked so beefy.
Old Jan 27, 2017 | 01:22 AM
  #253  
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they always do until they don't


Old Jan 27, 2017 | 01:32 AM
  #254  
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Whoa....
Old Jan 27, 2017 | 01:35 AM
  #255  
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Originally Posted by MiataMan00
Not sure if anyone else has this problem with the 6spd gear box but recently my 4th to 5th shift has started to feel notchy. I first noticed at the track where I would go to shift and it would just grind while "power shifting" (fast shifting). While shifting slow its fine, but its definately notchy. Im thinking its a bad synchro. Ill try flushing it with redline MTL and see what happens.
A mix of amsoil syncromesh and amsoil MTG makes mine shift like butter. Andrew can get it for you too.
Old Jan 27, 2017 | 02:54 AM
  #256  
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The Ford motorcraft is a 6 spd life saver. I have a bunch of stories but bottom line is it saved a lot of people I know from a rebuild.
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Old Jan 27, 2017 | 03:01 AM
  #257  
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I burnt up ford motor craft in like 3 track days.
Old Jan 27, 2017 | 05:42 AM
  #258  
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Originally Posted by aidandj
I burnt up ford motor craft in like 3 track days.
How was your heat shielding between the exhaust piping and the trans?

How is the OP's heat shielding? Even good oil can break down or change.
Old Jan 27, 2017 | 12:56 PM
  #259  
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Originally Posted by sixshooter
How was your heat shielding between the exhaust piping and the trans?

How is the OP's heat shielding? Even good oil can break down or change.
I have no heat shielding by the tranny. I do have a roll of heat wrap that I was gonna use to wrap the downpipe but I never put it on because I heard that it corrodes the pipe faster. So I will put that on when I flush the tranny oil.

So...motorcraft or Aidans mix?

Last edited by icantlearn; Mar 12, 2017 at 06:10 PM.
Old Jan 27, 2017 | 01:21 PM
  #260  
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I think you are going to have to try a couple different things and see. Different transmissions seem to like different things.

I tried the Ford juice and it made my trans super sad, so I switched to the Amsoil MTG 75w90 and now all is well. It's no Miata 5 speed, but its still awesome after a 20~30 minute session. It also shifts great when cold.

I'm not familiar with Uncle Aidan's Cocktail, but its got some merit. Someone please correct me if I'm wrong, but one of the big things that I've come to learn from my reading that most people seem to forget (but Hustler keeps screaming at us about) is that these are yellow metal synchro transmissions and they were designed around a GL4 gear oil. They were literally designed before GL5 existed. Most OTS GL5 fluid advertises "GL4 backwards compatible" but the GL5 is just too ******* slippery to make the synchros work correctly. The only true GL4 stuff you are going to find is ghetto "Coastal" brand dinosaur squeezings or a specialty fluid like the Amsoil. Amsoil Synchromesh and Pennzoil Synchromesh are products that exist specifically because of this issue. The MTG GL4 or Synchromesh have the additive packages and properties that allow enough friction in the synchro to let it actually ...sync.

But I may be talking out of my ***. Someone feel free to correct me if I'm spreading misinformation.



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