weight distribution

Discuss topics related to the CA18DE and CA18DET series engines.
14.5drift
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Any body weigh their 240 after swap? Rb guy says his is 56/44 in a s13, but I was wondering what the dist. would be after ca/sr swap.


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paul_s13
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From the figures from the UK it works out to be about 52/48.......nice :D

alfred183
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What if you get rid of ALL the A/C and get a cf hood? ;)

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JustinStrife
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Whoa alfred you'd get rid of A/C where u live???

Brave brave man...

Or stupid lol

alfred183
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Oh, I'm sure it's stupid, but I'm buying a second car for summer. I don't want summer miles on the CA anyway (i drive about 2k miles a month)...

drumma022
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Try living in FL with no A/C in your daily driver. I do it, and its not too bad.

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Nismo1182
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I have the ac compressor attached with all the lines, just havent put the belt on.

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float_6969
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Hmmm 52/48 hunh?It the same w/the KA and thats a heavier motor. I wonder if they are just making approximations. I know the car has to be closer to 50/50 than it was before. I can tell that the car handles differently.

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paul_s13
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Ditch the A/C I did, but then I live in a country with dumb weather, all those cast iron brackets and the AC pump are heavy so it must get close to a 50/50 balance.

ca18det_boy
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I would have figured it to be around 55/45...thats pretty cool that its closer to 50/50.

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float_6969
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Stock w/the KA it's 52/48, thats why I'm suprised that it is supposed to still be 52/48 with the CA...

nab911
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WTF is up with the guy saying an rb is 46/56 .. is that supposed to be rear/front or did he just put a long block in and try to go at it... ;)

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paul_s13
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A friend of mine who fitted an RB25DET into his S13 found it didn't effect the distribution much at all, it came out similar to the S14.

14.5drift
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nab911 wrote:WTF is up with the guy saying an rb is 46/56 .. is that supposed to be rear/front or did he just put a long block in and try to go at it... ;)


my bad, it is 54/46, I was typing fast when I post that

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JustinStrife
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well the CA does have the turbo stuff added in so it's possible. Or close to.

alfred183
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No way! Even with the turbo, the CA has to be at least 70lbs lighter than the KA. Someone do some math or go weigh your cars! :D

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float_6969
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Well I know the KA is about 300lbs, and I wanna say that my CA was a little over 200lbs. I don't remember what the SR is...

alfred183
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from http://datsun1200.com ^__^

CA18ET_ - 118 kg 260 lbsCA18DET - 128 kg 282 lbsSR20DE -- 139 kg 306 lbsSR20DET - 149 kg 328 lbsFJ20ET_ - 166 kg 366 lbsKA24DE_ - 167 kg 368 lbs

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JustinStrife
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Wow 80lb difference.

You were right alfred :)

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float_6969
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Well I thought they were about 100lbs apart...

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Xero
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didn't we have a talk about this a while back? The angle, size, and placement of the CA makes for better balance over the other engine choices, it's shorter, lighter, and the angling of the engine makes the weight sit towards the rear of the engine, behind the axle.

I'd think it was closer to 50/50 as well, especially of the KA is at 52/48

quest
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folks make way too big a deal over this wt distribution thing for these motor swaps... you're really just splittin' hairs.Integras run circles around s13s and ae86, huh? and look at their wt. distribution.I rode in a s13, z32 twin turbo v6 powered, that had the same suspension as my ka s13. I could tell no difference in handling. The z32 brakes and powerplant made it seem like it was from another world tho' - lol

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float_6969
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Integras DON'T run circles around our cars, in any aspect. I have a type R, supercharged GSR, and an LS VTEC Integra on my kill list. And that type R is the only thing that might keep up with me in the twisties and that is on my stock suspension with over 200,000 miles on it. Integras aren't ****...

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JustinStrife
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I like Type R's. But They aren't Gods either.. For FF they might be, but..

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Xero
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quest wrote:folks make way too big a deal over this wt distribution thing for these motor swaps... you're really just splittin' hairs.Integras run circles around s13s and ae86, huh? and look at their wt. distribution.I rode in a s13, z32 twin turbo v6 powered, that had the same suspension as my ka s13. I could tell no difference in handling. The z32 brakes and powerplant made it seem like it was from another world tho' - lol


sounds to me like someone is talking out of their *** on that one.

The Z32 brakes are better on the S13, but are underpowered on the much larger Z32. And the powerplant is going to feel more powerful, of course, it's bigger, duh.

and look at a Integras weight distribution? okay, I'm looking at a front heavy car 'cause there's no diff to count balance the weight of the engine in the front, and the transmission is also pushed further forward, making the distribution WORSE than a stock S13.

boost_boy
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Quote »okay, I'm looking at a front heavy car 'cause there's no diff to count balance the weight of the engine in the front, and the transmission is also pushed further forward, making the distribution WORSE than a stock S13.[/quote] I can't really say anything about my sentras in the twisties, but I'll line the "God Almighty" Type R up in the straights and wear it out. And who knows, if someone had made all kinds off ricey suspension stuff for the B12 sentras, that twisty thing wouldn't be such a lop-sided challenge. But comparing a Type R to an S13 in the weight class, I think the average S13 will own them especially one that's turbocharged. Maybe I'm talking out of my *** as well, but I say the Type R is a nice car, but well over-hyped.

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paul_s13
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Xero wrote:sounds to me like someone is talking out of their *** on that one.

The Z32 brakes are better on the S13, but are underpowered on the much larger Z32.


Z32 brakes aren't adiquate for an s13 IMHO I had a set of EBC Redstuff pads last 3 1/2 weeks these so-called race pads just faded all the time, thats why I fitted 315mm (12.4") BMW E36 M3 discs to my old S13, then after that I never got any fade.

Also all the type R's I've raced were easily beaten, even on the twisty stuff, there slugs over 70mph, the main they these things do is rev, its all well having 190bhp but when you only have 130ftlbs your not going to be that fast, I used to have 130ftlbs @ 2000rpm going to a nice 282ftlbs at 5300rpm. :)

quest
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#1. weight distrib. is the topic.Has absolutely nothing to do with your street kills.>> "twisties"..??? try a road course against one, then come back and talk to me. I see them battling with some pretty tough machinery, don't you?? (yep, even with their *horrible* wt dist.).... where are the s13/14s ??>> "Integras aren't ****..."and that bout sums u up. I'm no honda fan, but no hater either.

#2. >>"The Z32 brakes are better on the S13, but are underpowered on the much larger Z32. "Learn to read. This was an s13. z32 brakes, z32 motor. U obviously missed the point.The brakes and acceleration was mind-boggling... handling remained unchanged in my view. All with this "big" motor. My question? Then whats the big deal about weight distribution.

has anyone here swap the ENTIRE z32 brake system on an s13 ? hmmmmmmmmm

ca18det_boy
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IMO...correct me if I am wrong, but you can take an integra type-R and a 180/240/whatever and it still won't matter. Its not always just the car. So saying that X car will beat Y car is a pointless battle. I have an S13 and a CRX. I KNOW that my S13 will beat my honda in a straight line, however due to the suspension set-up on both cars right now I also know that my honda will eat my S13 alive on the road courses that I drive. As for the overall performance out of the factory...it depends I would have to see the course. The course that I drive on is more friendly towards FF due to the way its set-up. My FR would have a more difficult time on it, so pretty much my D16 would triumph.

Sorry for the long post but I welcome all feedback from it.

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paul_s13
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[quote=" quest [B>> "twisties"..??? try a road course against one, then come back and talk to me.

has anyone here swap the ENTIRE z32 brake system on an s13 ? hmmmmmmmmm [/quote]

A friend of mine had one for 2 years, and we had many meetings on the road......

The z32 swap is easy to do, I did have a z32 master cylinder and rear discs/calipers to fit to mine but I had to sell it in the end.


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