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12-20-2012, 10:12 AM
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#1 | | Registered User
Join Date: Feb 2012
Posts: 464
| Pulleys
I found some march pulleys for my GT for 75$ brand new
Should I get them?
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12-20-2012, 11:21 AM
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#2 | | Registered User
Join Date: Oct 2008
Posts: 1,805
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I don't recognize the brand and that's a red flag. You don't want excessive wear. I'd pass.
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2003 Mach 1
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12-20-2012, 11:41 AM
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#3 | | Senior Member
Join Date: Mar 2012
Posts: 1,200
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I have never heard of the brand and 15hp gain seems way to much.
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12-20-2012, 12:07 PM
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#4 | | Registered User
Join Date: May 2012
Posts: 541
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If your gonna get pulleys, go with steeda or bbk.
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12-20-2012, 12:13 PM
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#5 | | Registered User
Join Date: Aug 2011
Posts: 2,529
| Quote:
Originally Posted by Matticus If your gonna get pulleys, go with steeda or bbk. | +11
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12-20-2012, 01:29 PM
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#6 | | Registered User
Join Date: Mar 2012
Posts: 1,012
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I've heard of March pullys. They're just the cheap piggyback style. Try eBay, I think I saw some steedas on there yesterday for $120. I'd stay away from piggyback ones. I got my steedas brand new on eBay for $71. Have some patience and a deal will pop up.
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12-20-2012, 03:26 PM
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#7 | | Registered User
Join Date: Aug 2011
Posts: 2,529
| Quote: |
Originally Posted by jdavis96gt I've heard of March pullys. They're just the cheap piggyback style. Try eBay, I think I saw some steedas on there yesterday for $120. I'd stay away from piggyback ones. I got my steedas brand new on eBay for $71. Have some patience and a deal will pop up. | +11 on the piggyback style!..
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12-21-2012, 10:41 AM
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#8 | | Registered User
Join Date: Oct 2012
Posts: 751
| March Performance has been making pulley systems for 25 years, and their #1158-08 crank pulley is considered one of the best out there.
The 1158-08 is a not a piggy-back pulley, is fluid dampened, and meets SFI 18.1 specifications:
One thing however, the ad linked by the OP seems to be for just the crank pulley/dampener--not the complete kit, March p/n 1180-08.
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March does make a line of cheap aluminum UDPs using a piggy-back crank pulley, though I do not know why--other than to cater to those who like to buy the cheapest there is for their cars.
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2003 GT, UPR X, FRPP 24lb/h, Magnaflow, 180° stat, PP 70mm TB & plenum, Delta Force tuned, Steeda UDPs, Ralco RZ flywheel, RAM HDX clutch, 3.73s, 262 rwHP/305 lb-ft. Beginner's Guide to Bolt-ons
Engineering is at its base making what you want from what you have; at its extreme it is making what you want from what you can get.
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12-21-2012, 10:49 AM
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#9 | | Registered User
Join Date: Feb 2012
Posts: 127
| Quote:
Originally Posted by Ryan7racin I have never heard of the brand and 15hp gain seems way to much. | How much hp can you expect with steeda or bbk pullys?
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12-21-2012, 11:12 AM
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#10 | | Registered User
Join Date: Oct 2012
Posts: 751
| Quote:
Originally Posted by scottiep101 How much hp can you expect with steeda or bbk pullys? | Any power "increase" (it's not really an increase, it is just more of the engine's power getting to the rear wheels) from UDPs comes from two areas.
1) The drive ratio from the crank pulley to the engine accessories is changed so as to reduce the speed of those devices and therefore reduce the amount of power they consume--leaving more engine power to get through to the wheels.
The AC compressor and power steering pump just run at the new lowered speed, howver UDP "kits" typically include replacement water pump and generator pulleys to restore some driven speed to those--both being somewhat critical to proper operation.
2) The altered drive ratios also mean less engine power is required to accelerate ("spin-up") the driven accessories--this accelerative power is then available to the wheels as well.
12 to 15 HP more to the ground is perhaps possible under best case conditions-- maybe--with the AC on, and the generator operating near full capacity; however to be realistic the PCM cuts the AC out at WOT anyway and it is unlikely the generator would be working at full load during a WOT run. So think more like an additional 3-5 HP getting to the wheels.
Under normal cruising conditions you may gain a bit of fuel economy, but don't expect too much there either.
All that said I have the Steeda pulleys and did notice improved performance in the lower gears and under hard acceleration, here again though if you are the sort that never "floors it", and always shifts at 3k rpm or less, you will never know they are there...
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2003 GT, UPR X, FRPP 24lb/h, Magnaflow, 180° stat, PP 70mm TB & plenum, Delta Force tuned, Steeda UDPs, Ralco RZ flywheel, RAM HDX clutch, 3.73s, 262 rwHP/305 lb-ft. Beginner's Guide to Bolt-ons
Engineering is at its base making what you want from what you have; at its extreme it is making what you want from what you can get.
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12-24-2012, 06:50 AM
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#11 | | Registered User
Join Date: Dec 2011
Posts: 2,222
| Quote: |
Originally Posted by cliffyk
Any power "increase" (it's not really an increase, it is just more of the engine's power getting to the rear wheels) from UDPs comes from two areas.
1) The drive ratio from the crank pulley to the engine accessories is changed so as to reduce the speed of those devices and therefore reduce the amount of power they consume--leaving more engine power to get through to the wheels.
The AC compressor and power steering pump just run at the new lowered speed, howver UDP "kits" typically include replacement water pump and generator pulleys to restore some driven speed to those--both being somewhat critical to proper operation.
2) The altered drive ratios also mean less engine power is required to accelerate ("spin-up") the driven accessories--this accelerative power is then available to the wheels as well.
12 to 15 HP more to the ground is perhaps possible under best case conditions--maybe--with the AC on, and the generator operating near full capacity; however to be realistic the PCM cuts the AC out at WOT anyway and it is unlikely the generator would be working at full load during a WOT run. So think more like an additional 3-5 HP getting to the wheels.
Under normal cruising conditions you may gain a bit of fuel economy, but don't expect too much there either.
All that said I have the Steeda pulleys and did notice improved performance in the lower gears and under hard acceleration, here again though if you are the sort that never "floors it", and always shifts at 3k rpm or less, you will never know they are there... | Nice. +11
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12-24-2012, 07:30 AM
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#12 | | Registered User
Join Date: Dec 2010
Posts: 1,194
| Quote:
Originally Posted by BeasGT I found some march pulleys for my GT for 75$ brand new
Should I get them?
| If it's not too late I have a set of used steeda pulleys I will let go for 80 and whatever shipping is to your area.
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12-24-2012, 09:50 AM
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#13 | | Registered User
Join Date: Dec 2011
Posts: 2,222
| Quote: |
Originally Posted by southernstang00
If it's not too late I have a set of used steeda pulleys I will let go for 80 and whatever shipping is to your area. | Fairly new? Or used
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12-24-2012, 10:14 AM
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#14 | | Registered User
Join Date: Dec 2010
Posts: 1,194
| Quote:
Originally Posted by 1lowGT
Fairly new? Or used | Fairly new /used I will take a pic here shortly
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12-24-2012, 11:29 AM
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#15 | | Registered User
Join Date: Oct 2012
Posts: 751
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OP, make sure the water pump pulley is the correct one for your model year, pre-2001 models used a "long nose" water pump, 2001+ had a short nose water pump--also I have seen some 2001 early production models with the long-nose water pump, so check to be sure...
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2003 GT, UPR X, FRPP 24lb/h, Magnaflow, 180° stat, PP 70mm TB & plenum, Delta Force tuned, Steeda UDPs, Ralco RZ flywheel, RAM HDX clutch, 3.73s, 262 rwHP/305 lb-ft. Beginner's Guide to Bolt-ons
Engineering is at its base making what you want from what you have; at its extreme it is making what you want from what you can get.
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12-24-2012, 11:39 AM
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#16 | | Registered User
Join Date: Feb 2012
Posts: 464
| Quote:
Originally Posted by southernstang00
If it's not too late I have a set of used steeda pulleys I will let go for 80 and whatever shipping is to your area. | Can I see pics
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12-24-2012, 11:54 AM
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#17 | | Registered User
Join Date: Mar 2012
Posts: 1,012
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Originally Posted by cliffyk OP, make sure the water pump pulley is the correct one for your model year, pre-2001 models used a "long nose" water pump, 2001+ had a short nose water pump--also I have seen some 2001 early production models with the long-nose water pump, so check to be sure... | If its the wrong water pulley, I got the steeda 01-04 water pulley. I'd trade u. Mines brand new.
Southernstang I forgot who I chatted with about trading. That's why I never got ahold of u to trade.
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12-24-2012, 12:27 PM
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#18 | | Registered User
Join Date: Dec 2010
Posts: 1,194
| Quote:
Originally Posted by jdavis96gt
If its the wrong water pulley, I got the steeda 01-04 water pulley. I'd trade u. Mines brand new.
Southernstang I forgot who I chatted with about trading. That's why I never got ahold of u to trade. | Crap I forgot about the water pump
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12-24-2012, 02:00 PM
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#19 | | Registered User
Join Date: Dec 2010
Posts: 1,194
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Here they are ---------- Post added at 03:00 PM ---------- Previous post was at 02:59 PM ---------- nvm I cant get them to upload from my phone...
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12-24-2012, 02:01 PM
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#20 | | Registered User
Join Date: Dec 2010
Posts: 1,194
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12-24-2012, 02:03 PM
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#21 | | Registered User
Join Date: Mar 2012
Posts: 1,012
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Originally Posted by southernstang00 Crap I forgot about the water pump | Its cool. Ill remember this time. Xmas killed me so ill need couple weeks before I have the extra money. But if u can sell em, go ahead.
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12-24-2012, 02:23 PM
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#22 | | Registered User
Join Date: Oct 2012
Posts: 751
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That is a long-nose w/p pulley, '96 to '01...
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2003 GT, UPR X, FRPP 24lb/h, Magnaflow, 180° stat, PP 70mm TB & plenum, Delta Force tuned, Steeda UDPs, Ralco RZ flywheel, RAM HDX clutch, 3.73s, 262 rwHP/305 lb-ft. Beginner's Guide to Bolt-ons
Engineering is at its base making what you want from what you have; at its extreme it is making what you want from what you can get.
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12-24-2012, 04:51 PM
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#23 | | Registered User
Join Date: Dec 2010
Posts: 1,194
| Quote:
Originally Posted by cliffyk That is a long-nose w/p pulley, '96 to '01... | Yeah they were on an 2000 gt...but a friend on here has the right water pump pulley.
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