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View Full Version : 8500 rpm rb25det stock block


addict_nismoka
11-03-2011, 08:22 PM
just wondering from fello rb enthusist if they have ever had their car up to that. my car rev limits at 8500 rpm its a series 2 rb25 and as far as i know, stock internals. it has a tial bov, stock turbo, fmic, and a nistune chipped type 2 board mated to rb20 ecu. please answer because not sure how safe (or detrimental) this is.

Zacho
11-03-2011, 09:12 PM
Not good. Don't do this.

rwtf
11-03-2011, 09:13 PM
I know rb20s can rev to 9k safely

anthonyr sil8ty
11-03-2011, 11:35 PM
i would be more concerned about the valve train, like a hydraulic lifter fainling!

rbs14kouki
11-04-2011, 12:09 AM
What oil pump are you runing ?? Crank generation (long or short oil drive) !!! Those are the two most important point to have when over revving a rb !!!

rbs14kouki
11-04-2011, 12:11 AM
Tomei pump , good crank model , crank poulie (ati/Ross) bleu print engine ready for high rev !!!

Stock form not so good dont go over 7500 / 8000 or if its at 8500 do NOT bounce on the limiter

C-unit
11-04-2011, 01:27 AM
I know rb20s can rev to 9k safely

apparently you don't.

rwtf
11-04-2011, 01:34 AM
I read that somewhere LOL.

but I mean I wouldnt go past 8k anyways

jholman
11-05-2011, 06:47 AM
Stock turbo I don't think you new to be revving that high anyhow

boyou2
11-05-2011, 07:58 AM
not good 'cause of hydraulic lifters.......