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RX-7 2nd Gen Specific (1986-92) RX-7 1986-92 Discussion including performance modifications and technical support sections. |
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04-21-2009, 02:38 PM | #16 |
RCC Loves Me Not You
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I say it's a mouse that got sucked in.
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The Official FC Radiator Thread My Project Thread: Cerberus CCVT Virginia Rotary Group |
04-21-2009, 02:59 PM | #18 |
My minds tellin' me no...
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My next question is, how the hell would a bearing fail with only about 16K on the engine? And the oil checked and changed religiously?
Also why am I getting great oil pressure? Wouldn't bearing failure read low pressure? Or no pressure? That sucks, because if it is a bearing that is going to be alot more expensive to rebuild than I had planned.
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1976 Mazda Cosmo RX-5 1976 Mazda Cosmo RX-5 2003 Toyota Tundra TRD 2015 Toyota 4Runner SR5 Last edited by djmtsu; 04-21-2009 at 03:14 PM.. |
04-21-2009, 06:40 PM | #19 |
Rotary since 1972
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Bad install, bad bearing to start with. Blocked oil passage. Anything is possible.
Yes oil pressure should usually give you some indication. If turbo isn't coming apart not much more that can cause that kind of noise. Fuel delivery or ignition issues usually don't sound like a bad rod. Could be quality of sound on vid but sure sounds like metal on my computer. Air pumps can make really nasty noises especially when they shuck a seal. Parts get stuck in the ACV and cause rough running. Partially blocked exhaust will cause lack of top end power, but you would notice higher water temps when run for any length of time. If you can get a hold of the old tape compression tester to use it gives you much better read out for diagnostic. |
04-22-2009, 02:29 PM | #20 | ||||
My minds tellin' me no...
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And my Oil Pressure is spot on. Quote:
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The only good thing is, if it is toast I will make it better next time.
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1976 Mazda Cosmo RX-5 1976 Mazda Cosmo RX-5 2003 Toyota Tundra TRD 2015 Toyota 4Runner SR5 |
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04-23-2009, 11:28 AM | #21 |
Sigh.....
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Check your PMs DJ.
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1986 Sport: 132k miles, 5A (Sapphire Blue Metallic), Tokico Blues, Racing Beat Springs, Custom LED tailights (only S4 LED tails in the world), SSR Mark II, Racing Beat exhaust, S5 black interior, Rotary Resurrection rebuild at 120k miles Community Service Manual RotorWiki "Imagination costs nothing; we could build square locomotives or fly to Mars" - Felix Wankel Yesterday is history, tomorrow is a mystery, but today is a gift. That is why it is called the "present." |
04-23-2009, 09:28 PM | #22 |
Rotary Fanatic
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Check your electrical connectors on the injectors and make sure theyre not damaged, all of them get 12v with ignition on, and if you can see if the ecu is opening them when you try and start the car. As long as you are getting spark to both leading plugs i'd say it's fuel.
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My car blows up everytime I start it, it's rotary |
04-25-2009, 06:44 PM | #23 |
My minds tellin' me no...
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I think I found out what the 'hammering' sound is. The AFM and air filter are not securely mounted anymore, and the end of the filter was knocking against the inner fender. When we I fired it up to move it onto the trailer, I held my hand on it and that sound went away.
Whew.
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1976 Mazda Cosmo RX-5 1976 Mazda Cosmo RX-5 2003 Toyota Tundra TRD 2015 Toyota 4Runner SR5 |
04-26-2009, 04:35 AM | #24 |
The quest for more torque
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Keep us posted, I hope nothing major is wrong.
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1986 GXL ('87 4-port NA - Haltech E8, LS2 Coils. Defined Autoworks Headers, Dual 2.5" Exhaust (Dual Superflow, dBX mufflers) 1991 Coupe (KYB AGX Shocks, Eibach lowering springs, RB exhaust, Stock and Automatic) |
05-07-2009, 10:01 PM | #25 |
Rotorhead
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Since the AFM wasn't set securely, and was banging around like my ex, then would it not make sense to check/replace the AFM to ensure it's working properly?
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||| Never argue with idiots. They will bring you down to their level and beat you with experience. ||| |
09-27-2009, 09:02 AM | #26 |
My minds tellin' me no...
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Finally got around to compression test yesterday.
All good on both rotors. Spark is good, so its time to pull manifold and check injectors.
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1976 Mazda Cosmo RX-5 1976 Mazda Cosmo RX-5 2003 Toyota Tundra TRD 2015 Toyota 4Runner SR5 |
09-27-2009, 01:55 PM | #28 |
Respecognize!
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hammer time?
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09-27-2009, 02:48 PM | #29 | |
FUCK the fucking fuckers
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09-27-2009, 02:52 PM | #30 | ||
FUCK the fucking fuckers
Join Date: Mar 2008
Location: THE only Bay Area, Northern California
iTrader: (7)
Posts: 3,172
Rep Power: 20 |
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used injectors? How many miles?
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Last edited by Phoenix7; 09-27-2009 at 02:54 PM.. |
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