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straight cut gears

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Old 07-18-07, 01:15 AM
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straight cut gears

Hey guys, I searched 2 pages for straight cut gear manufacturers. I dont have teh money for these parts right now. I'm jsut asking out of curiosity.

Who makes them for our cars, what are the price ranges? I just contacted PAR Engineering because I know they make a good amount of straight cut gears at an affordable price.
Old 07-18-07, 01:23 AM
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Smells like 2 stroke.

 
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Couldn't you just have them machined?
Old 07-18-07, 01:31 AM
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I dont know any machine shops that machine gears. Do you know of one? cost?
Old 07-18-07, 03:59 AM
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I'm a boost creep...

 
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You building a race car?
Old 07-18-07, 09:13 AM
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Engine, Not Motor

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Originally Posted by initial D is REAL!
Hey guys, I searched 2 pages for straight cut gear manufacturers. I dont have teh money for these parts right now. I'm jsut asking out of curiosity.
Who makes them for our cars, what are the price ranges? I just contacted PAR Engineering because I know they make a good amount of straight cut gears at an affordable price.

Why do you want straight cut gears?

Absolutely and wholly unnecessary on a street car, and for 99% of weekend racer applications.

Straight cut gears are more efficient and offer more strength, but they whine like a roots style blower. Not to mention that as far as I'm aware, the only such transmission available for the FC is the HKS "dogmission" which is a real bear to shift on the street and costs $6K.
Old 07-18-07, 07:55 PM
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GET OFF MY LAWN

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Any gear set to fit a stock case of any kind will be at least $2500-$3000. I don't know of any for the Mazda box besides the stuff from MazdaComp, and I've never checked what a full cluster is from them. Besides the above mentioned noise issues they are also very high maintenance. You can't just run those gears forever like a street box and if you don't keep up on wear its really ugly when they ventilate themselves.
Old 07-18-07, 09:38 PM
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While it's not a straight cut set, there's an interesting product here that can be made to fit in an NA tranny:

http://www.flyinmiata.com/index.php?...0500%20%20WIDE

Then there's the GURU dog box kit that fits in the stock TII tranny:

http://www.rotorsportsracing.com/per...drivetrain.htm

Be sure to budget for things like synchros with the Quaife kit, and installation for both.
Old 07-18-07, 10:09 PM
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Cool
Old 07-18-07, 10:15 PM
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R.I.P Mark( Icemark )

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guru racing in Australia. http://www.xtremerotaries.com/main2/guru/gearbox.htm
also http://www.gurumotorsports.com/
Thanks Robert
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