RB20 questions

Discuss the RB20, RB25 and RB26 series engines.
Cornloaf
Posts: 258
Joined: Sun Jan 23, 2005 10:23 am
Car: 1990 240sx

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I have a few questions about RB20s. First of all I was wondering how much HP the stock intake manifold will take, second, what is a good bolt on turbo upgrade to get maybe 400 HP to the wheels, third, what does the stock MAF max out at. and also what is the exhaust manifold capable of. Thanks alot.


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Eikon
Posts: 6928
Joined: Sat Apr 24, 2004 3:20 am
Car: 71 240z, 93 Supra TT
Location: Lake Orion, MI
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You will have to search to back up these answers with more detail.. but..

1.) intake mani will support well over 400hp.2.) Most popular turbo upgrades are Z32 and Rb25.. neither will get you 400... You will most likely need a T3/T04e.. not sure what trim size is best though.. 3.) I think we just had a thread about the stock MAF maxing at 275hp? I can't remember exactly.. do a search!4.) No clue about the exhaust mani... I would think it would support over 400hp as well.



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