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is it safe to o past the redline

Started by deathlucky, July 08, 2006, 05:15:32 AM

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deathlucky

is it safe to go past the redline from time to time when i say past the redline i mean like 13,000rpm or will some thing explode and pistons fly threw your chest and so on

i want to now because i want to try and find the very top speed so far i have only been able to do 180 in 5th and it would be on about 11,000rpm so in 6th it would be doin about 9,000rpm

would i be able to say put a 15 tooth on the front and in 5th or 6th go past 180
GS500F 2006
K&N Air Filter
Michelin Pilot Activ
SS Front Brake Line
Progressive Front

annguyen1981

I'm not sure...

But for our US friends...  Just a friendly reminder...  deathlucky is referring to KM instead of MPH. :)

2007 YZF-R6 - Purchased 7/03/07
2004 YZF-R6 - Stolen 5/25/07
2004 GS500f - Sold to Bluelespaul
Killin' a Kitty

wildbill

Redlining over a short amount of time i don't think would be too stressful on the GS motor but over extended rides such as long dist trips and such, i'd say you wouldn't want to put that much strain on the motor like any engine.
95 GS500, 89 clip-ons, racetech springs, yoshi full exhaust, K&N lunchbox

deathlucky

hahahahahahahahaha i wish it would go 180mph but then i would need to do some thing about the wooble its gets when im going over 170 how do i get rid of that

yer but i wouldnt be doing it that offten just when im runnin late for work lol
GS500F 2006
K&N Air Filter
Michelin Pilot Activ
SS Front Brake Line
Progressive Front

wildbill

If works only like 20min away or so go for it. If your riding for 2+ hours straight i'd say you'd greatly decrease the life of the engine. I wouldn't redline my motor personally that much. I mean you got 6 gears to go through, you don't really need to redline, just go up to the next gear :laugh:.
95 GS500, 89 clip-ons, racetech springs, yoshi full exhaust, K&N lunchbox

deathlucky

yer but im think put a 15 tooth on the front then i might be able to get et like 5 or 10 more km/h out of it
GS500F 2006
K&N Air Filter
Michelin Pilot Activ
SS Front Brake Line
Progressive Front

wildbill

Quote from: deathlucky on July 08, 2006, 05:30:50 AM
yer but im think put a 15 tooth on the front then i might be able to get et like 5 or 10 more km/h out of it

use a 14 tooth. heres a thread http://gstwins.com/gsboard/index.php?topic=28026.0 discussing use of a 14 and you'll def get more of a difference out of a 14 than a 15t.
95 GS500, 89 clip-ons, racetech springs, yoshi full exhaust, K&N lunchbox

rangerbrown

km are for those that cant count, metric sucks
nee down mother F***ers

Reddog787

Take an engineering or physics course and you'll wish the US used the metric system. (easier calculations)  ;)

LimaXray

The valves start to float much over 10k RPM.  The more they float, the less power you're going to make and the greater risk you run of damaging the valves.  Because of the loss in power, I doubt you will be able to go much faster by running over redline.  If you got some stiffer valve springs you could resolve this problem, but don't know if it's worth it.

Also, the GS has a fairly long stroke compaired to a super sport bike designed to rev that high, meaning the pistons need to cover a greater distance and therefore move faster than say a GSXR revving at 13.5K.  Because of this, running over redline puts a lot of stress on the main and rod bearings, the crank, the rods, and the wrist pins. 

Personally I wouldn't do it, there's really no point, and it's really not a good idea.  Once in a while by mistake will be OK, but actually trying to run it past redline is not good.
'05 GS500 : RU-2970 Lunchbox : V&H Exhaust : 20/65/145 : 15T : LED Dash : Sonic Springs : Braided Front Brake Line : E conversion with Buell Dual Headlight : SW-Motech Engine Gaurds ...

scratch

#10
There's an old m/c salesman saying, "If you want to go faster, get a faster bike".
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rangerbrown

impossible, valves don't float on the the gs.
nee down mother F***ers

Turd Ferguson

Quote from: rangerbrown on July 08, 2006, 09:04:51 AM
impossible, valves don't float on the the gs.

This was sarcastic, no?  This whole thread has been pretty entertaining.

-Turd.
..:: '05 GS500 :: Hindle Can :: Kat rear wheel  :: Kat Shock ::..
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Wrecent_Wryder

#13
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rangerbrown

i know there is a rev limiter on mine, ask me how i know
nee down mother F***ers

Queso

A couple times now, under hard acceleration, I screw up and miss a gear or something and my RPMs shoot up into the red zone for a second, and man I hate that sound... I don't normally go past 9k under normal driving conditions.

RedShift

Quote from: deathlucky on July 08, 2006, 05:15:32 AM
would i be able to say put a 15 tooth on the front and in 5th or 6th go past 180

According to AlphaFire's post in his own Hahahahahahahahahahahaha - aka Impressions of a 14T sprocket thread, a 14T front sprocket will do 110 MPH (176 KPM).  Don't know if he was limited mechanically or by his nerve.  (I'm surprised Alpha hasn't noticed & responded to this thread yet.)
2001 GS500E, stock except for SV650 Flyscreen, Case Guards, Headlight Modulator, PIAA Super White bulb & 17-Tooth Front Sprocket, BLUE, RED and GREEN LED Instrument and Dash Lights

rangerbrown

i just want a 19 or 18 front but now one has them, what is the bigest for the front? I GUESS I WILL GO DOWN IN THE REAR  damn caps i am not going to fix that, soo.
nee down mother F***ers

deathlucky

you ment to put that in caps so it looks sus ay lol

what is the highest rmp has ever take there bike up to i knw i have gone fairly high when i have shifted 1st to 2nd and it has sliped out of second and just one right up
GS500F 2006
K&N Air Filter
Michelin Pilot Activ
SS Front Brake Line
Progressive Front

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