View Full Version : KA24DE-T vs SR20DET
SlowEXd
06-26-2002, 08:14 AM
I'd like your guys input. I Know some of you are running each setup. I'd like to look at advantages/disadvantages of each and average cost of setup. Not including things that would be needed either way I go (Intercooler, clutch, fuel pump, etc)
And Ignoring installation costs.
My Ka has 138.xxx miles and I would need a new tranny (or atleast some work done on it)
So turbo the KA or buy an SR
robinlow
06-26-2002, 08:25 AM
I feel that if you have a KA and you want to turbo it, you will need cams, forged pistons, intercooler, ....
Furthermore if you have 138k miles, I think getting a SR20DET would be a better choice as it should be less hassle if you get a S13 engine clip.
I would say an S13 engine clip should cost you $1800 ~ $3000 depending on mileage. And you probably have everything you need there.
A good turbo for KA would also cost the same amount for that price but it does not include the cams, pistons, etc.
However the turbo for KA is a good turbo, and not come stupid stock which you will change when you get an SR20DET.
If you just want to tell ppl that you have turbo in your car, you should get S13-SR20DET.
For more info on SR20DET you can visit heavythrottle.com <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/smile.gif" border="0" valign="absmiddle" alt=':)'>
SlowEXd
06-26-2002, 08:30 AM
Thanks. I've done alot of research on the SR20.. But now that I have the cash I'm thinking of what the extra displacement the KA has could do for me down the road when I really get power hungry.
RoNx777
06-26-2002, 08:40 AM
</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote (robinlow @ June 26 2002,09:25)</td></tr><tr><td id="QUOTE">Furthermore if you have 138k miles, I think getting a SR20DET would be a better choice as it should be less hassle if you get a S13 engine clip.</td></tr></table><span id='postcolor'>
Agree-I have 117k on mine so i wuz planning on swaping too, but got into a lil fender bender last week, so taking care of that first.
Now all my plans are pushed back untill early 2003.
Price wise, my guy was gonna do the job for $4700, includes:
SR20DET black top from a S14 w/ Greddy FIC, ACT clutch, flywheel, Greddy BOV, Turbo Timer, of course tranny, ecu wiring etc.
Kreator
06-26-2002, 08:44 AM
</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote (robinlow @ June 26 2002,09:25)</td></tr><tr><td id="QUOTE">I feel that if you have a KA and you want to turbo it, you will need cams, forged pistons, intercooler, ....</td></tr></table><span id='postcolor'>
You don't need any of those to run a turbo at low boost. I agree, with that mileage on yer ka, get an sr.
drift freaq
06-26-2002, 08:54 AM
ok, number one, you have to many miles on your KA to just slap a Turbo on. Number two, you do not need to change Cams or pistons on a low mileage KA to Turbo it. Now changing the pistons ou to forged is a good idea. Your rods and crank are forged already so you are good to go there. I do like KA turbos but with your mileage and how much you might spend on a proper rebuild you have two choices. If you have the cash for the SR swap do it!! period. If you don't look for a low mileage KA for cheap from someone doing a SR swap and drop that in. You can usually find low mileage KA's for around $500-$800 . SR's will cost anywhere from $1500 for a cut motor to $2500 for a clip.
There are a lot of importers doing these these days so shop around and look for the ones that have a good rep.
uuninja
06-26-2002, 08:54 AM
There is no reason to build the motor if it is other wise healthy. I know of 2 KAT's off the top of my head that have put down over 300 whp at 15psi (one with a t3/t4 one with a to4e) on stock internals. Both are daily drivers as well.
HippoSleek
06-26-2002, 10:27 AM
Another thing is that mileage alone has nothing to do with whether the engine will need a rebuild to hold boost. If a compression check works out, you can use a high mi. motor. Also, some have sourced parts and done their own turbo for under 2K w/ I/C, etc.
sykikchimp
06-26-2002, 12:25 PM
My car has about 94k miles on it now, and the compression and leak down test looked perfect.. however I feel that an SR with 10-14psi on stock turbo will be more reliable and easier to tune than the KA.. But if your good with the wrenches the KA would be a lot of fun.
240Stilo
06-26-2002, 01:08 PM
I'm basically in the same situation. My engine has 114,000 miles on it and I was just wondering how much would it be for some JE piston heads including the install. But, if you guys say it's safe to run on stock internals (as long as the compression is good) then I see no point in going with JE for now.
boosteds14
06-26-2002, 03:01 PM
boost it blow it up, then build it up
ca18guy
06-26-2002, 03:04 PM
</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote (boosteds14 @ June 27 2002,10:01)</td></tr><tr><td id="QUOTE">boost it blow it up, then build it up</td></tr></table><span id='postcolor'>
And then back into the real world where people have to work with a budget........ <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/wink.gif" border="0" valign="absmiddle" alt=';)'>
sykikchimp
06-26-2002, 03:15 PM
</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote (ca18guy @ June 26 2002,5:04)</td></tr><tr><td id="QUOTE"><!--QuoteBegin--boosteds14+June 27 2002,10<img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/wow.gif" border="0" valign="absmiddle" alt=':0'></span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote (boosteds14 @ June 27 2002,10<img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/wow.gif" border="0" valign="absmiddle" alt=':0'>1)</td></tr><tr><td id="QUOTE">boost it blow it up, then build it up</td></tr></table><span id='postcolor'>
And then back into the real world where people have to work with a budget........ <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/wink.gif" border="0" valign="absmiddle" alt=';)'></td></tr></table><span id='postcolor'>
Budget smudget... you can get away with boosted's logic as long as the car isn't your daily driver...
AceInHole
06-26-2002, 03:29 PM
</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote (sykikchimp @ June 25 2002,5:15)</td></tr><tr><td id="QUOTE"><!--QuoteBegin--ca18guy+June 26 2002,5<img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/wow.gif" border="0" valign="absmiddle" alt=':0'></span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote (ca18guy @ June 26 2002,5<img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/wow.gif" border="0" valign="absmiddle" alt=':0'>4)</td></tr><tr><td id="QUOTE"></span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote (boosteds14 @ June 27 2002,10<img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/wow.gif" border="0" valign="absmiddle" alt=':0'>)</td></tr><tr><td id="QUOTE">boost it blow it up, then build it up</td></tr></table><span id='postcolor'>
And then back into the real world where people have to work with a budget........ <!--emo&<img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/wink.gif" border="0" valign="absmiddle" alt=';)'></td></tr></table><span id='postcolor'>
Budget smudget... you can get away with boosted's logic as long as the car isn't your daily driver...</td></tr></table><span id='postcolor'>
and notice how boosted has 2 240's......
in any case, what are you supposed to do while you're swapping engines??? IMO, it would take about as long to rebuild an engine as it would to swap.
If you can rebuild the engine yourself, it would also cost a lot less.
nrcooled
06-26-2002, 03:48 PM
</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote (sykikchimp @ June 26 2002,2:25)</td></tr><tr><td id="QUOTE">My car has about 94k miles on it now, and the compression and leak down test looked perfect.. however I feel that an SR with 10-14psi on stock turbo will be more reliable and easier to tune than the KA.. But if your good with the wrenches the KA would be a lot of fun.</td></tr></table><span id='postcolor'>
I agree w/ the chimp. If you are working w/ a budget then the SR would be the way to go. I was faced w/ the same question of wether or not to go for the KA-T or the SR and the SR just sounded better. My KA has 110k on her and I couldn't afford to blow up my daily driver and not have transportation <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/crazy.gif" border="0" valign="absmiddle" alt=':crazy:'>
KiDyNomiTe
06-26-2002, 04:04 PM
simple solution buy another car (a cheap junker S13) then do an SR swap, then with the other car either find a low mileage 240 engine and turbo that
SlowEXd
06-26-2002, 05:04 PM
my S13 is my junker/weekend/fun car. My daily driver is (hold your ears) a Honda. Time isn't a problem, and to a limit neither is funding. I'm just trying to decide which way to go.
so it looks like an SR may be the way I should go though. With my high mileage and needing a new tranny anyway. My HP/$$ ratio will probably be better on an SR swap.
Would the KA need bigger injectors to run mild boost? 5-7psi?
As far as importers/support for SR's. I hear heavy throttle Is one of the best. What about http://www.neishlinmotors.com/ they have a good selection but a little high on price. Who else?
nrcooled
06-26-2002, 05:09 PM
I bought mine off Heavy Throttle and they were great. Really supportive and friendly people. You can go to Unstable Hybrids (http://www.unstable-hybrids.com) they have a lot of good info on their site
240Stilo
06-27-2002, 01:15 AM
Well, for someone who can't do the KA rebuild themselves (due to lack of knowledge) how much would it be for a shop to do it with some after market piston heads? I hear the rod is forged already so I hope I would be right to assume that I can still use them with a turbo setup. Correct?
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