View Full Version : I JUST BOUGHT A RB20DET!!!
240SX21
11-03-2002, 07:02 PM
<img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/biggrin.gif" border="0" valign="absmiddle" alt=':D'> hey guys! i just bought an RB20DET engine(from an R32 Skyline) + tranny. basically i bought it spur of the moment because it was a for an amazing price. now that I actually own the engine/tranny, i need to know a few things. <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/hehe.gif" border="0" valign="absmiddle" alt=':hehe:'> first & foremost, does anyone here have any idea whether or not it will fit in an 89 S13? if so, what type of motor mounts would it require? i dont know anyone with this swap done, but has anyone on here had this swap done or know anything about it? any & all info would be greatly appreciated. thanks guys!
RedSuns
11-03-2002, 07:19 PM
try out mcckinney motorsports...they might be able to give you the information you need.....just search for them thru google.com.....what else did you get with the setup(ECU harness...all sensors??)
KiDyNomiTe
11-03-2002, 07:28 PM
It should fit, the RB25DET does. Most people don't do the RB20 swap though, it is kind of a waste, especially considering the difficulty in getting parts, yet you get basically the same performance as in an SR
/etc/shadow
11-03-2002, 07:52 PM
</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote (KiDyNomiTe @ Nov. 03 2002,8:28)</td></tr><tr><td id="QUOTE">It should fit, the RB25DET does. Most people don't do the RB20 swap though, it is kind of a waste, especially considering the difficulty in getting parts, yet you get basically the same performance as in an SR</td></tr></table><span id='postcolor'>
I disagree with this statement. The RB20DET is a worthy engine in its own right. You have variable valve timing, 6 cylinders instead of four (which means more exhaust pulses that net you the ability to spin a larger turbo), semi spherical firing chambers, max torque at around 2,000 RPM that flatlines it to redline, and a really, really sexy sound when it's on a pipe with no cat.
Question: Is your motor a redtop (red valve cover) or silvertop (black valve cover)? Here's to hoping it's a silvertop.
What's wrong with the redtop RB20s?
I agree that parts will be a *real* pain and you won't have too much in terms of modifying the engine either (not that Ii would do much to that engine should I have it under me bonnet), but it's still a nice, super-smooth 6.
I personally am a huge fan of the RB20DET. The thought of having a high-revving inline 6 under the hood is just so tantilizing! I'm sure it's been done, but can't help with any real info, other than re-suggest that you check out http://www.mckinneymotorsports.com/ and shoot them an email or two. Consider bringing the engine/car to them, too. The owner/co-owner/?? has an RB25DET in his S13 hatch. <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/smile.gif" border="0" valign="absmiddle" alt=':)'> Good shit.
Grey240
11-03-2002, 08:51 PM
Sorry I cant provide any useful info, but Good Luck on the swap. <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/smile.gif" border="0" valign="absmiddle" alt=':)'>
AutoDestruct
11-03-2002, 09:05 PM
Can't a RB20det be "stroked" into a 2.5 or 2.6? I thought it could. It's the same engine series isn't it? I don't know. I live PA so I am not a real expert in things skyline, as might be self-evident. Or maybe not. Anyone know for sure?
<img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/alien.gif" border="0" valign="absmiddle" alt=':alien:'>
Nismo240SX
11-03-2002, 09:16 PM
hey, where did you get it from? i was thinking about buying one a while back, because i saw it on some site that had alot of jdm motors and trannys for cheap... any body know what i'm talking about? andway... hollar back at me when you get it in. i want some info on those motors too. thanks.
oberkill
11-03-2002, 09:56 PM
You can stroke a RB20 to around a 2.3 by using the crank out of a RB25. The RB25 is a bored up RB20 with some differant internals and head design (I am not positive of specifics on this so I am giving a general answer... ). I prefer the RB20 personally and so do alot of tuners in Japan. I had a RB20DET in Japan and loved it!!! Now I wouldnt turn either away dont get me wrong!!! LOL Nice thing about a RB25 is you can use the intake manifold off a RB26 to get rid of the intake pipe crossing over the engine. I keep considering a RB but I have enough projects at the moment!
Alan
240SX21
11-03-2002, 11:11 PM
hey guys, thanks for the replies. ok here goes:
cIvIcKILLA240style: I got the engine with all sensors, tranny, clutch & flywheel & starter....which means all i need(unless im forgetting something) is the ECU, wiring harnesses, & motor mounts
KiDyNomiTe: I understand what youre saying, but keep in mind that I paid less for this motor(+ tranny, clutch, etc.) than most people pay for an SR20 engine alone
/etc/shadow: its a silvertop. why, whats better about the silvertop than the redtop?
Nismo240SX: i was lucky enough to find someone who desperately need to sell it because he got his 240 stolen b/f he got a chance to do the swap & needed the extra cash...and i guess i was just at the right place at the right time
oberkill: you used to have an rb20 you say? do me a favor and drop me an email at
[email protected] maybe you can lend me whatever knowledge you have about it <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/biggrin.gif" border="0" valign="absmiddle" alt=':D'>
and thanks for the link guys....im gonna go check out the site right now.
ca18guy
11-04-2002, 08:46 AM
My condolences <img src="http://www.zilvia.net/f/iB_html/non-cgi/emoticons/wow.gif" border="0" valign="absmiddle" alt=':0'>
wpayne
11-04-2002, 08:59 AM
240sx21, you will not be dissapointed with an RB20. As an owner of an R34 25GT-T(RB25DET) I can vouch for /etc/shadow. It really is a great engine. There is nothing like the sweet low hum of a turbo-charged inline 6. Now, as for installing it into an S13 chassis? Don't have a clue about. However, compared to the RB25, the RB20 is able to handle boosts than RB25 because of different pistons. The best cheap upgrade you can do is swap out your crankshaft, rods, and pistons for the RB26's.
/etc/shadow
11-04-2002, 06:14 PM
The red tops, so I have heard, are not great for reliability.
240SX21
11-04-2002, 08:15 PM
ok thanks for the info guys. hey ca18guy, why "condolences"? anyways, does anyone here know unstable hybrid's email address? its not listed on their site & one of their people has done an rb20det swap too. later.
Sam
CoasTek240
11-04-2002, 11:15 PM
</span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote (/etc/shadow @ Nov. 02 2002,9:52)</td></tr><tr><td id="QUOTE"></span><table border="0" align="center" width="95%" cellpadding="3" cellspacing="1"><tr><td>Quote (KiDyNomiTe @ Nov. 03 2002,8:28)</td></tr><tr><td id="QUOTE">It should fit, the RB25DET does. Most people don't do the RB20 swap though, it is kind of a waste, especially considering the difficulty in getting parts, yet you get basically the same performance as in an SR</td></tr></table><span id='postcolor'>
I disagree with this statement. The RB20DET is a worthy engine in its own right. You have variable valve timing, 6 cylinders instead of four (which means more exhaust pulses that net you the ability to spin a larger turbo), semi spherical firing chambers, max torque at around 2,000 RPM that flatlines it to redline, and a really, really sexy sound when it's on a pipe with no cat.
Question: Is your motor a redtop (red valve cover) or silvertop (black valve cover)? Here's to hoping it's a silvertop.</td></tr></table><span id='postcolor'>
totally agree.. this is goign to be a sick swap... geez that;s gonna be soo nice.. keep us posted on waht goes down..
contact mckiney they've got kits for the swap... with directions that chimps could understand.. makes the swap so much easier.
bkfill
05-28-2004, 03:44 PM
is this rb20det really a 6cyl motor? 6cyl + 2.0L?!(kinda low aint it?)
kingsol
05-28-2004, 03:48 PM
wow... you brought this thread back up just to ask that?!
mjjstang
05-28-2004, 04:24 PM
something seemed fishy about this thread. people were too nice and high posters were sounding like newbs. oh thats cause its like 2 years old. shit. and yah it is a 6, shit i thought everybody knew that like cars for the most part have 4 wheels.
ISTOTOSAO
05-28-2004, 05:04 PM
WOW Good thing I looked at the date before I read anything. Why would you bring this back?
240KAT
05-28-2004, 05:05 PM
is this rb20det really a 6cyl motor? 6cyl + 2.0L?!(kinda low aint it?)
Where's the BAN smiley? :faint:
ThatGuy
05-28-2004, 05:47 PM
Where is the quit bringing up old ass topics smiley??? This is getting ridiculous, this one is almost 2 years old. :rant2::wtf: :mrmeph: :newbie: :hammer: :rl: :rant2:
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