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No torque Until 3500 rpm? #875419 03/16/08 02:30 AM
Joined: Jul 2005
Posts: 21
Z
Zarniwoop Offline OP
Need a Spot
Hi All,

I have owned a long body sportage for a couple of years now and have noticed that the torque is almost non-existent until 3500rpm, after that it kicks in very well. This is quite different to other sportages I have driven. Does anyone have any ideas as to the possible cause of this?

Mine is a year 2000 build and everything else I have driven is an earlier model.

Cheers

Andrew

Re: No torque Until 3500 rpm? [Re: Zarniwoop] #875420 03/16/08 02:38 AM
Joined: Oct 2006
Posts: 616
Iron Offline
Rock Warrior
Auto or manual tranny?


08' Jeep Wrangler
64' Plymouth Sport Fury 383
58' Triumph TR-3A
Re: No torque Until 3500 rpm? [Re: Zarniwoop] #875421 03/16/08 03:00 AM
Joined: Mar 2004
Posts: 360
Lou Offline
Mudrunner
I have a 2000 auto and what you say is "normal" to me...was like that from day 1...I would have even said 4000 rpm...
If previous year models were different as you say, I would blame it on the computer algorithm...may be for change of rules for emission control....and SOHC were probably better at low RPM but DOHC are designed to peak the torque at a higher RPM.
WHen about to address an uphill, I trig the HOLD button so it revs 4000 and then it keeps with the load; leaving it in 4th would be no good for the nerves.
I had planned to disconnect the knock sensor..and replace it with an equivalent so computer does not go to fail mode...but did not manage to do it yet. Whenever I try, I'll report the results....if any.

Re: No torque Until 3500 rpm? [Re: Zarniwoop] #875422 03/16/08 05:37 AM
Joined: Aug 2006
Posts: 894
bombardj1 Offline
Rock Warrior
? does it slam into gear when you get to 3500rpm's I would think you have a auto trans, how is the fld. and it's color ? is it burnt or low ? it also could be the clutches are worn or a shift solenoid is bad or a valve in the trans is sticking, how long has this been doing this ? or are you talking about you think you don't just have a lot of power until then ?

Re: No torque Until 3500 rpm? [Re: Zarniwoop] #875423 03/16/08 05:43 AM
Joined: Aug 2006
Posts: 894
bombardj1 Offline
Rock Warrior
how long ago were plugs wires and coils changed, and timing belt and tensioners and the tensioner spring ?

Re: No torque Until 3500 rpm? [Re: Zarniwoop] #875424 03/16/08 06:02 PM
Joined: Mar 2002
Posts: 1,396
DennisThompson Offline
Body Damage is Cool
Mine is a 95 DOHC with the manual trans and it's about the same. It pulls ok under 3500 RPMs but pulls better over. My Brother had a SOHC with a manual and it didn't feel like it had good torque anywere. I was running the 30" tires and he had the stock 205s and I could still beat him off the line and pull away steadely.
Dennis


95 Sportage, gone but not forgotten.
98 Jeep TJ, 4" Zone springs with RC Long arms, Ford 8.8", 4.56 gears & Detroit locker rear, D30, 4.56 & Detroit Trutrack front.
Re: No torque Until 3500 rpm? [Re: Zarniwoop] #875425 03/16/08 11:41 PM
Joined: Jul 2005
Posts: 21
Z
Zarniwoop Offline OP
Need a Spot
Manual transmission, DOHC, long wheel base. Plugs changed about 5k ago, leads and coils don't think they've been changed but it's always been the same since I bought it with 60K kms on the clock.


Cheers

Andrew

Re: No torque Until 3500 rpm? [Re: Zarniwoop] #875426 03/17/08 01:48 PM
Joined: Aug 2001
Posts: 5,527
Dave Scott Offline
Trail Leader
get a hi-flow intake and exhaust, it helps a lot with that. leave the cat(s) in place, but replace the muffler with a flowmaster and the airbox with a K&N. and stomp a little harder.


95 Sportage w/welded and 5.89 geared dana 44's on 38.5" TSL's.- SADLY SOLD
CURRENTLY - 2000 sportage, 5.38 gears, welded diffs, 35" tires, 5.5" lift

http://www.cardomain.com/ride/341410
Re: No torque Until 3500 rpm? [Re: Dave Scott] #875427 03/18/08 11:54 AM
Joined: Jul 2007
Posts: 387
4
4runnernomore Offline
Mudrunner
Dave,

does the K&N filter really make that much difference.


97 Sporty, snorkel, K&N filter,chipped, ext forks, 40mm Dob Springs, KYB struts, 35mm Jeep TJ Springs, RAV 4 OME shocks, Kaiser Locker 5.38 R&P's, 1&3/8 body lift, 245/75 R16 D674's Sports steering wheel, bullbar, extractors & 2 1/4 exhaust engineered.
Re: No torque Until 3500 rpm? [Re: 4runnernomore] #875428 03/18/08 01:54 PM
Joined: Aug 2006
Posts: 598
DEFBOY35 Offline
Rock Warrior
I would second what dave just said on the intake and exhaust.

. I am sure he also means to completely yank the stock air box and put in a cone filter too though, not just a stock replacement filter.


2000 SPORTY, DEF BOY customs, mmm....lockers, mmm... gears, mmm... double transfer case, mmm... stroker
http://www.cardomain.com/ride/2377991
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