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Looking for a trust worthy rotary compression tester

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Old 04-08-24, 11:31 PM
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Looking for a trust worthy rotary compression tester

I'm trying to find a trust worthy rotary compression tester. I hear good things about the RCTV5.2 Mazda Rotary Engine Compression Tester. But can't seem to find any to buy. My 1985 Mazda Rx7 GS is running with low compression in the rear rotor. I did a compression test with a piston compression tester. I know there not very accurate but I just needed to see which rotor was low and it was the rear at around 60 PSI and the front around 90 PSI. So I'm trying to find a real and trust worthy rotary compression tester to get some better and more accurate numbers. Preferably looking for the RCTV5.2 Mazda Rotary Engine Compression Tester. Or if anyone else has some recommendations?
Old 04-11-24, 11:56 AM
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Se attachment for one from a few years ago.
Old 04-11-24, 11:58 AM
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Or make your own.
Also if you are a DIY person, I made own but then you will also need a pressure source like an air compressor and very accurate high pressure gauge to calibrate the home made,
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Old 04-11-24, 12:14 PM
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RCT-V5.2 is great!

You can buy it from the first link when you google it.
Old 04-12-24, 06:41 PM
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Thank you I just bought one yesterday hoping to get it soon.
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