wvumtnbkr
wvumtnbkr PowerDork
3/15/23 10:28 p.m.

I have never done this...

 

Hinson Motorsports sucks.

I ordered a clutch master from them for my rx8 swap.  The threads were wrong, bit I was able to cut and weld a proper bolt to it to make it work.  I could have done that in the first place for the master and saved 50$.  No big deal.  1 issue.

 

I ordered a bumpsteer kit for my rx8.  It looks like they used a dull plastic spoon to cut the threads.  The tapers don't fit the rx8 spindles.

 

I emailed about 6 email addresses.  I called 2 numbers I could find.

 

Nobody has responded. It's been a week. berkeley them.  I'll do it myself.  

 

The bumpsteer kit was $265.  I thought I was buying the best..   wtf...

Pete. (l33t FS)
Pete. (l33t FS) MegaDork
3/15/23 11:50 p.m.

That's kinda what it looks like when you run two different thread pitch taps through the same hole.  Like running a 12x1.25 tap through a hole that already had 12x1.5 threads...

einy (Forum Supporter)
einy (Forum Supporter) Dork
3/16/23 8:16 a.m.

... or running a rigid tapping cycle on your CNC mill twice on the same part by mistake.

Pete. (l33t FS)
Pete. (l33t FS) MegaDork
3/16/23 5:14 p.m.
einy (Forum Supporter) said:

... or running a rigid tapping cycle on your CNC mill twice on the same part by mistake.

Maybe if the CNC is out of whack.

When we got the VMC block machining center where I used to work, we did a demo where it bored and decked a SBC, then flipped it all the way over, re-machined the main cap registers, then drilled and tapped it for splayed main caps, extremely fast.  Amazing to watch.

"Watch this", he said, then went back a few instructions and hit the go-button.  It ran the tap through all of the new holes at full speed and there were zero chips.  Threads untouched.  The machine knows where the tool is rotationally as well as where the block and tool are in 3D space, and puts it in exactly the same place every time.  Mind blown.

Slippery
Slippery PowerDork
3/16/23 5:29 p.m.
einy (Forum Supporter) said:

... or running a rigid tapping cycle on your CNC mill twice on the same part by mistake.

If the tap is not removed from the holder you can run it as many times as you want. Even after a tool change. 

sergio
sergio HalfDork
3/18/23 7:00 a.m.

Don't they make LS swap kits for RX8's? 

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