sr flywheel on ca starter issue

Discuss topics related to the CA18DE and CA18DET series engines.
sdtouge
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Car: 1990 240sx coupe

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hey guys, what do i need to do to get a sr flywheel on? lol jk

well i was talking to knightrider at a event this weekend, and i guess it possibbly messed up his flywheel.

the 200sx starter is a 8 tooth starter, while the sr starter is 9 teeth, so they would not mesh well. he also said there was a weird noise everytime he started up his car.

just wanted to share this info since he decided not to on the forums, now that i have the sr clutch and flywheel (for sale btw:))

just wanted your opinions on wether or not this would damage the flywheel, i think kim has this swtup and is trouble free though.

basically just wanting to start a small discussion.matt


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float_6969
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The knightrider guy is the one that we all hear it from. I don't have any personal experience with it, and I don't think anyone else on the boards does either. this is the first that I've heard about any problems with it...

sdtouge
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yes he was the one saying it made weird noises and issues kinda at least thats what i thought he wass ssaying

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Dattebayo
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What is the possiblility of having a SR core placed in a CA18, CA20 or similar housing? That would solve the tooth issue...

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CA19DET
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i was speaking to my mechanic about this same thing... as i have a spare CA and access to a SR starter i may try something..

ca18datsun510
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got a ca in my shop with sr flywheel and ca20 starter.

yeah, it makes a bit of noise when starting, but nothing alarming.
Modified by ca18datsun510 at 6:02 AM 9/17/2005

rchboy
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ca18datsun510 wrote:got a ca in my shop with sr flywheel and ca20 clutch.

yeah, it makes a bit of noise when starting, but nothing alarming.
ca 20 starter, we used a sr20 blitz active clutch

sdtouge
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ya if you do anything with the sr starter let me know asap lol

so nothing has damaged the flywheel yet then?

rchboy
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sdtouge wrote:ya if you do anything with the sr starter let me know asap lol

so nothing has damaged the flywheel yet then?
nothing damaged yet and the thing has been started probably a hundred times already trying to get the thing to run off idle

sdtouge
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talked to kim today via email, he said he had some issues with the starter as well. hes gone through a few starters...

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knightrider
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i dont have any issues with my flywheel being damaged, ive had it that way for 10 months now, since my CA has been in my car, and there is no damage to my JWT flywheel, at the event you were talking to me last weekend. i possibly spun and bearing and my engine had seized, so the starter was making even more noise because the engine would not turn over. so yea, no problems, just noisy, i am in the process of finding a solution, i believe i told everyone about the problem i found with the CA20 starter. my limited funds, and now my seized motor has kinda put finding a working starter on hold, i now need bearings and a gasket kit to assemble my other CA sitting in my garage. maybe i will play around with the engine out of the car and try to find a starter combination that will work without potential problems.

also the problem im having is i need a hoodless starter, with 9 teeth. the RWD SR starter i was able to get a hold of, is hoodless, and has 9 teeth, but the pinion gear is not centered between the mounting holes.

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CA19DET
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Quote »but the pinion gear is not centered between the mounting holes.[/quote]custom mounting bracket to offset the pinion gear??

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knightrider
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im trying to exhaust other options before i go and do this.

i still havnt touched my car since i dropped it off the trailer from last weeks event, still kinda disappointed in myself for managing to sieze the motor in the first hour, after spending 2 days ironing out problems and dyno tuning the SR ecu.

sdtouge
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as far as teh ecu, what are you doing to hook it up? did you splice all those wires or repint hen or does the ecu just plug in?

also how much power did you make?

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knightrider
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plugs right in i made 190 on the dyno, all stock internal, custom fmic, sr t25 15psi.

this motor was an unknown mileage motor and it never really ran very strong, of course that never stopped me from beating on it. hence the siezing. but i got another CA in my garage awaiting bearings and a full gasket kit.

sdtouge
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if it plugs right in, i think i have a sr20 harness. seriopsuly:( maybe next event we can compare? probably why my car never ran right...

so flywheel and clutch go on this weekend when i get home from school. ill tryt to take some pics of what to grind on the transmission for future reference.

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knightrider
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well i will be hopefully pulling my motor this weekend, so i will take pictures of what needs to be ground.

and the ecu doesnt just plug in. there is a diference in the plugs, unless you got a early s14 harness, which uses the same plug as the CA. an adapter that i made allowed me to plug the ecu in.

if you had a harness that plugged right in, you had a early s14 one, most of the wires are the same for the s14 and CA

NeedCAforS13
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why are you running an SR ecu? your power output isn't anything extraordinary, especially for 15psi. I made 180whp on stock boost and a sidemount with the same SR t25. I suppose aftermarket ECU tunability is a nice thing to have, but it doesn't seem like rewiring all those wires would be worth it. Do you just run a standard SR20DET tuned ECU from JWT, or is this something custom they brewed up for your application? You do work at JWT though don't you... guess it makes sense in your case (cheap rom tunes for you! )

Sean

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knightrider
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this motor is in crappy condition, it cost me 200$ it never really ran very well, i think on stock boost, i made about 110, my original CA that i bought is going to go in, totally fresh rebuild, disco potato, and some other lil goodies i really just threw this motor in for the mean time, and to mess around with, hence the SR flywheel, 300zx clutch, SR ecu(yes its a totally custom rom tune for the CA)the reason for the ecu is larger maps, and its consult-able, which is a huge advantage for troubleshooting and tuning.

i cant complain, it was mostly free, just stuff we have laying around im also trying to get a couple things together that we might in the future offer to the public for all the CA guys.


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