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RX-8 (2004 - Present) All things to do with RX-8

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Old 05-19-2009, 02:24 PM   #1
Flashwing
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Quote:
Originally Posted by Max777 View Post
I dunno guys, I feel like the RX-8 is the Windows Vista of the rotary world, both the previous version and the latter versions are so superior in terms of nearly everything that it doesn't make sense as to why it's there in the first place....

+1 for Windows 7!
I don't honestly see that as the case despite everything that's happened. The RX8 produces the most N/A power of any other rotary vehicle that's been built by Mazda to date. The handling and performance characteristics make it a real contender on the track.

The issue with the motor has been addressed and was related to there not being enough OMP output in the lower operating ranges of the motor or the fact that people are not driving their vehicles in RPM ranges where carbon deposits are removed.

I've currently got 80,000 miles on my RX8 which is a 2005 and I'm still on my factory motor, factory tranny and factory clutch. I believe the survival of my motor has been due to pre-mixing, using high quality synthetic oils, and a combination of increased OMP from the accessPORT and injecting 2 cycle via the sohn adapter.

This is all with my RX8 being my daily driver and seeing moderate track use from autocross to HPDE.

I have no doubt about the quality of the car. It simply requires some extra care and good quality stuff.

There have been plenty of issues with the previous generation RX7's that people seem to forget. All vehicles are prone to problems.
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Old 05-28-2009, 12:14 PM   #2
jkstill
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Originally Posted by Flashwing View Post

The issue with the motor has been addressed and was related to there not being enough OMP output in the lower operating ranges of the motor or the fact that people are not driving their vehicles in RPM ranges where carbon deposits are removed.
Interesting point you make there.

I recently bought a one owner 1989 GXL RX-7.

The owner never drove it hard enough to open the secondary ports.

As a result, the mechanical actuators for the 5th and 6th ports could not open the ports, as the shafts to the ports were so carboned up they would not move.

The flange on on of the shafts had actually been broke, and someone had made a lame attempt to repair it.

The shafts had to be driven out with a hammer and replaced. Yes, I soaked them first in PB Blaster.

Other carbon related issues are clearing up gradually, as the new owner has a somewhat heavier foot than the previous owner.

It's no surprise then that issues could creep up in the RX-8 when not driven hard on occasion.
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