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RX-7 1st Gen Specific (1979-85) RX-7 1979-85 Discussion including performance modifications and technical support sections |
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05-14-2012, 07:26 PM | #1 |
member
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12a question
my sons se had a carbed 12a in it.I'm planning on using my se housings and rotors when i build his engine. i've looked at the 12a's oil cooler and was wandering, do I need to use the beehive or can I use an s4 cooler instead?
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leaving my carbon footprint....one start up at a time |
05-14-2012, 08:08 PM | #2 |
SR Race Engineering
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Swap it.
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SR Race Engineering... Home of the "SR Nikki" My 1st Gen SCCA Rebuild Thread 1985 Rx-7 (SCCA Racecar) 2004 Lexus IS300 (Daily) 2004 VW GTI (Wife's Daily/Toy) |
05-14-2012, 08:13 PM | #3 |
Professional Stick Poker
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The 12A in my 79 used an oil cooler almost identical to the one in an FC. I don't know about internals or the fittings, but I don't see why not. I still have the oil cooler and front cover from the 12A, if the FC one won't work. Anyone else?
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1979 SA22C (parts of one anyway) http://rotarycarclub.com/rotary_foru...ad.php?t=15585 1975 MG Midget (building) http://rotarycarclub.com/rotary_foru...ad.php?t=18681 1988 N/A SE model FC, dead stock and less than 85k on the clock. This one actually runs, so I don't fuck with it. |
05-15-2012, 07:03 AM | #4 |
Waffles - hmmm good
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Don't use the beehive for a 13B build. You want a front mount of some kind.
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1980 GS stockport, Fat Nikki, RB Dual Facetfuel pumps, Holley regulator, RB Street port exhaust, 2GDFIS, MR2 MK I electric fans, 2G strut bar, relayed fans, lights and fuel pump, LEDs Project Fat Nikki Budget 12A rebuild Video setup < $30.00 |
05-16-2012, 06:57 AM | #5 |
RCC Contributor
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The 2nd gen oil cooler works the hard line for the back iron has to be straightened a little to fit then you will have to figure out a way to mount it
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85 rx7 gsl-se - AA tags/ never ending project will never run |
05-18-2012, 08:03 PM | #6 |
I have radioactive semen
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as long as you can figure a way to mount it, use the S4 cooler.
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05-26-2012, 09:27 PM | #8 |
member
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recently my se's oil cooler was cracked and i was gonna use an s4. i ended up getting it welded,so i was gonna use it in my sons car. his engine is gonna have se housings and 12a irons,that's why i was gonna see if it would work.
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leaving my carbon footprint....one start up at a time |
08-13-2012, 03:56 PM | #9 |
Rotary Fan in Training
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I think my question is related:
I just recently replaced my sp 12A (lost compression) with a stock 12A. It was running the "bee hive" cooler so I pulled it already and am running a front mount. Can the hard coolant line that's still back there be unscrewed and that port plugged or ...? I didn't want to attempt to remove it yet and potentially shoot myself in the foot and introduce a new problem that didn't exist. Right now I've capped both openings but they're still leaking a bit. Here's a picture of what I'm talking about with the orange arrow pointing out the hardline I'm referring to. (it's not my engine by the way): |
09-18-2012, 11:51 AM | #10 | |
rotary madness
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Quote:
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09-16-2012, 09:40 PM | #13 |
RCC Contributor
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Just cap one of the ports with a cap they sell some in the help section of auto zone that are just for blocking coolant. You could always bend it and weld it shut.
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85 rx7 gsl-se - AA tags/ never ending project will never run |
09-17-2012, 03:28 PM | #14 |
member
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i ditched that idea. i'm gonna use my se engine in my son's car,with a sidedraft setup. i'm gonna use the s4 cooler on his car.
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leaving my carbon footprint....one start up at a time |