GS - 2nd Gen (1998-2005) Discussion about the second generation GS300, GS400 and GS430 (1998 - 2005)

RMM rear diff & Supercharger

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Old 10-02-02 | 01:58 AM
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roenick7's Avatar
roenick7
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Question RMM rear diff & Supercharger

I have the RMM rear diff 3.76 or something I am going to get the supercharger from RMM however they said I will be spinning like a mad man. Does anyone have this set up or info on how their SC handels the tire spin. ( I just don't want the wife fishtailing the turn out of the driveway). Thanks
Old 10-02-02 | 02:05 AM
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from my understanding, RMM never actually came out with the SC. it has been on their site for over a year, with no pricing. maybe that has changed. please let me know, b/c i am interested in some kind of F/I that doesnt cost 30 grr.......


Doc
Old 10-02-02 | 02:15 AM
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well Doc,

Interesting developement with the SRT &^%$^ up by not offering a SC anymore left me gasping. Yes RMM does make a supercharger they are very picky to say the least who they sell it to. (good shops they deal with and can do the install only). 400rwhp with intercooler included. e-mail me for info silverman_gary@hotmail.com
Old 10-02-02 | 02:21 AM
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I think thats 400 at the crank tho!
Old 10-02-02 | 02:24 AM
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no thats 400RWHp . second generation w/ intercooler approx 380-387 RWHP with any decent aftermarket exhaust mod. (muffler only)
Old 10-02-02 | 02:46 AM
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Both RMM and Swift don't recommend a 3.76 rear end with a supercharger. On smooth paved roads I can spin both tires quite easily with my 3.76 and my NA engine. What more with boost.
Old 10-02-02 | 02:55 AM
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I hear you, I can spin through the intersection only when 2nd engages do they stop w/o any boost yet. ^%$* now i need to rip apart my old diff and take out the gears like RMM said to do and put them in thier assmbly to lower the gear and still have possy. &^%$^& what a time consuming pain in the ^%& 3 weeks after the first install I did.
Old 10-02-02 | 06:43 PM
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Roe - I bought my 3.76 geared RMM LSD differential from Will Kirksena because of the wheelspin issue HE had with the SRT Stage 1 S/C!!:eek:
He was even using the stock T/C so imagine the hookup problems he'd have with even the 2400 stall model!! :eek: Bottom line is that I'd stay away from this combo ( unless U want to run street legal slicks!!!! )

Last edited by Mean Gene; 10-03-02 at 11:36 PM.
Old 10-03-02 | 10:36 PM
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I would just get the LSD without the lower gears!
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