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Doors Done Definitely, Dammit part dunno… done?
Got the call back from furlough a few weeks ago, so time has been tight; but I’ve managed to finish up the drivers side this weekend. The mold for this side wasn’t as good so I needed to do some additional body filler work – 1 step up from duct tape, but for now it will do.
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Put the door back together, its better than it was, but the door latch is about 1/8” too low. Fixing that was going to be a bigger undertaking than I was prepared to commit to until the season’s done. I have a very few items to finish up, but the car is on its wheels and ready to go; just need to manage to sign up for some track time.
Cleaned up the car a bit and took some ‘glamour’ shots (as close as this car’s going to get anyway). Happy Birthday America!
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least exciting test drive ever
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Details and something else that starts with D...
3rd time must be the charm. The original wheel studs were too short once I put spacers on the wheels... I went cheap and got 40mm studs from ebay which were slightly longer and still relatively easy to install. Well, looking at the thread engagement - not thrilled! Don't think I had enough to be safe in high stress situations.
I know the ARP 3" studs are the gold standard, but installation can be a PITA if you aren't committed to disassembling the rear hubs.
Enter the Vorshlag 65mm wheel studs. They're about 90% the length of the threaded part of the ARP studs, can be installed without disassembly, and are slightly cheaper.
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It's tight, but remove the wheel speed sensor and detach the tone ring (I removed them a long time ago), then push the stud through the sensor hole and pound it through - I used a socket extension. (didn't even need to remove parking brake, but was figuring things out and went kinda nuts)
Voila; replaced wheel studs:
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On to the next detail...
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The most significant milestone
Almost 7 years ago I started this thread. Tomorrow is the culmination of the goal I set:
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The 818 gets it's maiden outing at the track, Summit Point Raceway. I'm not going there to break any lap time records. I just want the car to work properly, nothing to fall off and to have some fun.
Wish me luck and stay tuned.
Summit Point Main FATT sessions 1 & 2
Took most of the day to deal with computer update and video card issues and rendering the videos, but without further ado:
Session 1 (slow poke)
https://youtu.be/abqKXePn-ho
Session 2 (slightly faster slow poke)
https://youtu.be/KV0Rcorcopg
Like I said in the video description, the FATT event is being done differently because of the end of the world we're currently experiencing. So no in-car instructors, instead they broke us up into small groups with a lead and chase instructor car. Because of that we were pretty limited in speed (some first timers in my sub group), but hey, I haven't been on-track in 7 years either (I checked Frank! My first post was in October 2013 when I pre-ordered, that coincided with my last track sessions). So I got to feel out the car, reacquaint myself with the track, the flag stations and how to actually drive.
The good:
- Hit almost every apex! car just tracks where my eyes went
- Rotation & control: coming out of the carousel through the climbing esses was just so much fun! Car rotates with throttle thanks to the LSD
- 7K sound: opening the tap on the EJ207. Still have about 1K till redline.
Things to work on:
- Steering has a dead spot on center. I never welded my quill when I depowered the rack. I need to fix that, the dead zone is not fun through turn 4 the chute (the FAST right hander).
- Can't see the temp gauge! My LCD blocks the temp gauge. You can see me trying to lean to the left to read it on straights, but with the 4 point cinched down and the HANS attached to the helmet I really couldn't see it. The few times I did see it it was right at the cars normal operating temperature.
- Hot foot - late in the session there was some heat coming through the dead pedal. Don't know if that was the coolant loop heat soaking that area or the front rotor warming up, but definitely felt some heat there.
- There was one engine stumble on the main straight during the second session. That was the only time during the day anything like that happened. Need to look at the ECU to see if any error codes were logged, but if I believe the AFR there was a significant lean out right then.
- During the first session I noticed some shake at 100 MPH. Not sure if it was tires, rotors or aero - hood looked like it was quivering.
The back story
So, I would have preferred for this past week to be less crazy... but life doesn't happen that way. My usual rule of thumb is to lock down the car the week before the track session and not turn a wrench during that week. But the week before I had a punch list 15 items long to finish including the wheel studs, a bump steer kit, replacing the extra (data logger) oil temp and manifold pressure gauges, installing track pads and getting a final alignment. Technically, I got everything finished by that Friday, so I should have been able to take the weekend and upcoming week to not work on the car.
But during the brake bed-in I heard a lot of additional noise coming from both the front and rear pads. During drives the noise would abate with just a little brake pressure, so I figured there was some pad knock back, but I really wasn't happy with it. I discovered the rear pads had about 2mm play within the calipers (back to front), the street pads had about the same amount, but I've never heard that much noise from them. I wound up ordering some residual pressure valves for the 2 master cylinders which were delivered Sunday afternoon. I installed them and then had to deal with a horrible leak from the rear master cylinder fittings. Finally, on Tuesday evening I got that fixed (I was about 15 minutes from calling to cancel the session) and was able to bold good line pressure. Bled all 4 corners and took a test drive the next day.
The remining time was spent figuring out how to get the car on/off the trailer I had just bought. I would have preferred a 14ft trailer, but there were no ones anywhere near me in aluminum. So after a lot of tape outlines on my garage floor, phone calls, and second guessing myself I pulled the trigger and picked up the trailer. The 12 foot one fits more easily in my garage (thanks HOA), and is light enough that I can walk it down the hill to behind my house to store under the deck also (hence aluminum single axle). After quite a few attempts with ramps, wood blocks, jacking the front of the trailer up, sweating, cursing, and a neighbor who's been there and done that (he put a LT1 in a 240z) I have the process figured out. But I only drove the loaded trailer Thursday evening right before the event. I didn't especially enjoy driving the loaded trailer on the roads around my home, it felt shaky and weird.
After a very not restful night sleep (Zzzquil be damned, it doesn't work THAT well), I woke up the morning of the event, got dressed, loaded my cooler and helmet, puked, and set off before the sun rose. All that stress was for nothing! My wife's Kia pulled the trailer like a champ, the trailer was perfect on the major roads and highways, I got to the track right on time, the 818 started right up, rolled off the trailer, passed tech and went the day without any issues (except that stumble in session 2). The weather was fine, 80's, some overcast and a few drops of rain between sessions and then lots of sun in the afternoon.
After my last session the 818 went right back on the trailer without any fuss. I was tightening the last strap when the rain came in full bore. Jumped in the Kia, sat in the parking lot for 5 minutes until the worst was over then cruised home feeling quite satisfied.
And that's my story.
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Heater core bypass and AOS revisited
Haven't had too much time to work, but likewise, not too many projects I had planned for the winter. Still, some things need servicing before this years events.
The heater core bypass was always suspect, on the EJ207 the separation was too great to be able to use the factory provided U tube. I had just looped a longer length of heater hose, but that always wound up kinked. So replaced with a modded U hose.
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On the original engine I had installed a v1 Crawford AOS. The known limitations didn't (and don't) really bother me since this car won't be used much if at all in colder weather. I had never installed it onthe new engine, but with the increase track duty it's time to get that extra bit of insurance. The EJ207 of that year has a different crank case vent/Y splitter and no solenoid and the location is a bit more cramped because of how the twinscroll turbo sits; but after reusing the original crank/Y splitter everything worked out OK.
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It's nice to have a new helper! Daughter has expressed a lot of interest in the past months about cars, sports cars and racing cars. She's thinking she wants to go into some form of automotive engineering - who am I to say otherwise. The install worked out well, the location just clears the gas struts of the hatch and sits above the engine right above the upper coolant reservoir. I need to do a little bit more finalization of the lines, but this should do.