RB20 guys!

Discuss the RB20, RB25 and RB26 series engines.
90240sxca18
Posts: 76
Joined: Thu Oct 02, 2008 5:52 am
Car: 1990 nissan 240sx ca18det

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Post up your specs, power results ect ect.

Im just interested to see how much power people have gotten out of the 20 on here. I am a 20 owner myself and in time due I want to build the motor and throw a 25 trans on it and shoot for the 450whp zone, but I wanna know who makes around that, or more and what your setup is.

Also, anyone that just isnt stock post up. Im interested in any setup that is 300whp or more. Lets see what yall have done!


Wongger
Posts: 53
Joined: Thu Aug 14, 2008 3:14 am

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zer...esult

check that out. Few good set ups

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Carl H
Posts: 5985
Joined: Mon Aug 04, 2003 4:09 am
Car: 1995 Nissan 240SX SE RB30DET

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doable...but might spend some coin to do so.

the combo i have that worked for me is as follows:rb20det - std bore/stroketomei 260/8.9 procamsgt30rz32 maf720cc injectors

18psi got me to around 387whp, i'd imagine 450 is doable with about 4 or 5 more psi out of the 30r.

90240sxca18
Posts: 76
Joined: Thu Oct 02, 2008 5:52 am
Car: 1990 nissan 240sx ca18det

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Thanks!

What manifold are you using?

What about on the intake side? manifold?

You might have posted it but what are you using for tuning?

And lastly, what pistons and rods are you using?

Sil240
Posts: 2973
Joined: Mon Apr 28, 2003 5:26 pm
Car: Nissan S13 "The One Cam Wonder"

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Check the link above.Scroll down near the end, you'll see his whole setup.

Along with a couple others

Yellow4g63
Posts: 3718
Joined: Mon Jan 20, 2003 6:07 pm
Car: 95 Nissan RB20 240SX RB20
91 Nissan NX2000 VE power
95 Nissan 240SX Stock
Contact:

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Yeah check the link mines in there too 398 so far at 16.8 psi.

Pantaro
Posts: 104
Joined: Sun Jul 11, 2010 5:39 am
Car: 1992 nissan 240sx

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nice numbers from rb20's might just have to purchase one at the end of the month.....

ST240
Posts: 575
Joined: Sun Aug 04, 2002 11:45 am
Car: RB30DET Nissan S13
'01 Nissan Pathfinder
Location: Edmonton, Canada

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I ran a 13.89 @ 99.51 with my rb20 @ 12 psi if that helps. Had drag radials tho.

If you want my advice tho man, go with a bigger engine. More expensive, but trust me, the rb20 leaves you wanting more pretty quickly.

Pantaro
Posts: 104
Joined: Sun Jul 11, 2010 5:39 am
Car: 1992 nissan 240sx

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thx for the advice,i did find a sweet deal on the rb25 so i prolly will go bigger


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