MORE RT stuff: Negative camber roll center adjusters!
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300zxturboftwSenior Member
- 3709
Ill take my chances with solid steel in this design. If I crash ill let you know. I could probably put tripple the weight each corner would produce under g's and im sure it would be fine.Usual Z31 suspect: Garage Queen (aka broken)
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CarelessSenior Member
- 13279
yea for real. with all the other products produced without any data or FEA or CFD that people buy into, you'd figure people would be quakin' in their boots before launching a product. -
G-EJunior Member
- 6320
It was thoroughly tested using mash potato models, it withstood sustained attacks by fork, but urine samples were not taken at the time of testing -
CarelessSenior Member
- 13279
G-E;340938 wrote: It was thoroughly tested using mash potato models, it withstood sustained attacks by fork, but urine samples were not taken at the time of testing -
Rustspecs13Senior Member
- 283
How could FEA testing or anything like that be a BAD thing?
And why is taking 20-25% of a suspension part and calling it dead weight and machining it off a GOOD idea? And keep in mind this includes a stepped piece to transfer load in all directions.
Just for sake of argument, since that material is useless, you can machine that off of stock lower toe arm right? Its dead weight too. (Oh I know this is a bad example for a few reasons, but just think about it)
~Alexsplatter fake blood on fubar'd quarter and roll out.
pedestrians=mobile clipping points -Benedict on PurePontiackid's 280zx -
G-EJunior Member
- 6320
I'll counter your bad example with another bad example… if you wanted to handle the loads in all directions, naturally we should have several springs and shocks located radially with at least one forward, one backward, and one upward, we wouldn't want any forces to feel left out afterall, that would be cruel -
Rustspecs13Senior Member
- 283
Totally missing the point I was trying to make, and avoiding all questions.
Classy.
~Alexsplatter fake blood on fubar'd quarter and roll out.
pedestrians=mobile clipping points -Benedict on PurePontiackid's 280zx -
G-EJunior Member
- 6320
I'm not avoiding anything, there's no just straight questions to be answered, maybe I need to ask and answer my own damned questions and then you can nitpick later…
Issue: We know the rotational force on the stock part is entirely taken up but the bolts, and surface friction, by offsetting it, we increase that rotational force slightly right?
Answer: We are tripling the amount of thread available for the bolt, what we lose in density, we add by increasing area
Issue: The retaining ring isn't complete, there is a missing section, this will cause a directional weakness right?
Answer: About 70% of the retaining ring is there, so longitudinal forces are covered, high lateral forces (as in the case of the outside wheel in a turn) are also covered, the lateral forces on the inside wheel are very little, mostly because of the angle, the bulk of the force is actually vertical, compressive force
Issue: If everything is offset, what happens to my scrub radius?
Answer: Scrub radius gets increased, just as it is by using a wider, lower offset wheel, if there is strut clearance, a good option is to now use a higher offset wheel
Issue: Track width will increase right?
Answer: Yes, by using any offset spacer, so to keep a wheel at the same position as before, you'd need a higher offset wheel, or if you used wheel spacers, you could use thinner ones
Issue: I saw a nature show where whales were humping, I wish I had more humping
Answer: You'd never satisfy a whale, don't worry -
300zxturboftwSenior Member
- 3709
Issue: My BBK hits the control arm when mounted with normal Bump steer spacer's, will this fix it?
Answer: Yes
THAT IS ALL I CARE ABOUT! =DUsual Z31 suspect: Garage Queen (aka broken)
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NissanEggSenior Member
- 5220
Russ's adjustable bumpsteer space is alot bulkier and heavier than this. Also as far as I know, Russ never did any FEA testing. But he has done auto-crossing on them, which would incur pretty good levels of stress into them.
G-E's set up seems to be a more simplified version of Russ's.
1986 300ZX Turbo…sold
1990 Skyline GT-R…new money pit
2014 Juke Nismo RS 6-speed…daily -
G-EJunior Member
- 6320
Very very slight tolerance issue… they will work, but 4 seconds of filing the steering knuckle holes to use them (the threaded holes on the spacer are too close together by 0.58mm)
As such, I will blast these out, $140 shipped a pair… 5 sets available right now! -
CarelessSenior Member
- 13279
NissanEgg;341030 wrote: Russ's adjustable bumpsteer space is alot bulkier and heavier than this. Also as far as I know, Russ never did any FEA testing. But he has done auto-crossing on them, which would incur pretty good levels of stress into them.
I wonder if Rustspecs13 mentioned anything about that in the V2 thread, or noticed there was no FEA testing there either.
also, it does not transfer load in all directions, and you can find pictures on google images of them starting to split in the middle.
hmmmmmm… -
300zxturboftwSenior Member
- 3709
So....are sets being made with the right clearances? How long till those are out?Usual Z31 suspect: Garage Queen (aka broken)
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frostvectronSenior Member
- 1044
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G-EJunior Member
- 6320
Note: I'm going to include the recessed bolts only, 30mm socket head with lock washers --- the final versions will include replacement knuckle bolts/washers too