Designing lightweight, ECOTEC pulleys - Performance Forum

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Designing lightweight, ECOTEC pulleys
Wednesday, May 17, 2006 5:00 AM
I believe sometime in the next couple of weeks I am going to start to design a lightweight stock sized crank pulley for the Ecotec. I'm 90% sure the grooves are exactly the same as the LD9 pulleys, but I still need to confirm that. I believe the alternators have the exact same pulley, and I will prove or disprove that this weekend. Does anyone know the part number to or has a stock Ecotec crank pulley laying around, and doesn't want it anymore......

Any comments and questions welcomed.






PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO

Re: Designing lightweight, ECOTEC pulleys
Wednesday, May 17, 2006 5:14 AM
I've got the stock one laying in the garage...... I can ship it if needed.

I've also got the RSM crank pulley on the ECOTEC, will your be a lower cost, or will it me ever lighter then theres?

Let me know....






Silver Stripey makes your Day!
Re: Designing lightweight, ECOTEC pulleys
Wednesday, May 17, 2006 6:48 AM
SiLvEr StRiPeY 04 wrote:I've got the stock one laying in the garage...... I can ship it if needed.

I've also got the RSM crank pulley on the ECOTEC, will your be a lower cost, or will it me ever lighter then theres?

Let me know....


His will almost certainly be a lower cost, probably be around the same weight, and save you the injustice of having to order anything at all from those thieves at RSM.






Re: Designing lightweight, ECOTEC pulleys
Wednesday, May 17, 2006 6:54 AM
That was a Noob buy, before I knew any better.

Just, let me know if I can help...If it will be lighter than theres(RSM) I'm up for it.

*Grumbles..RSM..Rippers!*






Silver Stripey makes your Day!
Re: Designing lightweight, ECOTEC pulleys
Wednesday, May 17, 2006 7:08 AM
I dont care about it being lighter than RSMs as long as its similar and I can sit down after paying for it Im in for one


___________________________________________________________________

15.149 @ 91.26mph 3-18-2006
Re: Designing lightweight, ECOTEC pulleys
Wednesday, May 17, 2006 8:05 AM
Yippie! if you find out the alternator pulley is the same, I'll grab one from the GP going on now




Re: Designing lightweight, ECOTEC pulleys
Wednesday, May 17, 2006 8:57 AM
it might not be lighter , but i can tell you from the 2.4 pulley he puts alot of care into strength vs weight


since i seam to like to stir things up , and the eco s/c kit has came out , and some of us have done the 2.0 s/c installs(airtonics and me that i know of) also this might expand your sales


the 2.0 s/c uses a 6 rib belt , and the 2.2 uses a 5 rib , other than that both pullies are the same size , as far as i can tell


which opens you to sales to the redline and cobalt guys also


ive got the 6rib pulley i can loan you , i will need it back though







Re: Designing lightweight, ECOTEC pulleys
Wednesday, May 17, 2006 10:17 AM
[quote=97cavie24ls(JDM&00s/c sedans™)]it might not be lighter , but i can tell you from the 2.4 pulley he puts alot of care into strength vs weight
since i seam to like to stir things up , and the eco s/c kit has came out , and some of us have done the 2.0 s/c installs(airtonics and me that i know of) also this might expand your sales
the 2.0 s/c uses a 6 rib belt , and the 2.2 uses a 5 rib , other than that both pullies are the same size , as far as i can tell
which opens you to sales to the redline and cobalt guys also
ive got the 6rib pulley i can loan you , i will need it back though

Intresting...




PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO
Re: Designing lightweight, ECOTEC pulleys
Wednesday, May 17, 2006 10:41 AM
i didnt mention it but the way the gm eco s/c kit comes , the s/c , idler and tensioner all have 6 ribs


and the recomended alt for the gm eco s/c kit is 6 rib also , if i can figure out how to get the plastic cap off the end , i could send the alt pulley also


im still trying to get the a/c compressor for the redline/cobalt , because im going to use the rib belt eventually







Re: Designing lightweight, ECOTEC pulleys
Wednesday, May 17, 2006 10:48 AM
the alt pulleys are the same, ive already done a bit of switching






Re: Designing lightweight, ECOTEC pulleys
Wednesday, May 17, 2006 2:28 PM
keep us posted on the pulleys! summer is comming and i know for sure i'm going to buy one, and i so rather not settle for rsm

good luck and have fun! thank you so much


http://www.cardomain.com/ride/2208703

Re: Designing lightweight, ECOTEC pulleys
Wednesday, May 17, 2006 2:40 PM
I'm interested. I hate how RSM is the only option I've seen. Carcustoms.net had some, but don't offer them right now.



Re: Designing lightweight, ECOTEC pulleys
Wednesday, May 17, 2006 3:47 PM
im down for some pulleys.Just let me know?
later james



Re: Designing lightweight, ECOTEC pulleys
Thursday, May 18, 2006 5:16 AM
Phlatcav wrote:the alt pulleys are the same, ive already done a bit of switching


Yeah, checked on my brothers 2004 cav. Same damn thing.




PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO
Re: Designing lightweight, ECOTEC pulleys
Thursday, May 18, 2006 7:02 AM
dude id be in for sure!






Re: Designing lightweight, ECOTEC pulleys
Thursday, May 18, 2006 7:17 AM
Phlatcav, you can click on my sig to get a alternator pulley now if you would like.




PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO
Re: Designing lightweight, ECOTEC pulleys
Thursday, May 18, 2006 7:44 AM
Make a Harmonic Balancer with a rubber piece solid or liquid, for us guys that wanna rev past 8000 rpm and make 550+ hp!! Please??
I will pay up to $300 for something like that.



Best time:"""11.946""" @ 114.73 mph @17psi 1.83--60"
11 second daily driver!!!!
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Re: Designing lightweight, ECOTEC pulleys
Thursday, May 18, 2006 7:49 AM
so no love for us 2.2 ans 2200 guys..i know id love you long time if you did..phil
Re: Designing lightweight, ECOTEC pulleys
Thursday, May 18, 2006 8:26 AM
suncavi there is a balancer out there for you , i think fluidamper makes it


phillyd , the alt pulley is the same







Re: Designing lightweight, ECOTEC pulleys
Thursday, May 18, 2006 8:33 AM
Philly D wrote:so no love for us 2.2 ans 2200 guys..i know id love you long time if you did..phil


As appealing as that is...I mean... Well yes, sometime in the near future I would like to venture to the 2.2 and the 2200 people, But there is a much bigger market for Eco's so that is what I am working on next.




PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO
Re: Designing lightweight, ECOTEC pulleys
Thursday, May 18, 2006 8:42 AM
[quote=97cavie24ls(JDM&00s/c sedans™)]suncavi there is a balancer out there for you , i think fluidamper makes it
phillyd , the alt pulley is the same

So the alternator pulley for the ecotec's, the LD9, the 2.2-2200 are all the same?

I know the LD9 and the Ecotec are the same.




PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO

Re: Designing lightweight, ECOTEC pulleys
Thursday, May 18, 2006 10:00 AM
yup the ohv alt pulley is the same , i had a ohv alt pulley on my 2.4 for a long time , then took it off because i went with the s/c







Re: Designing lightweight, ECOTEC pulleys
Thursday, May 18, 2006 10:01 AM
that didnt come out right , LOL


i had a larger alt pulley from a ohv pulley kit on my 2.4







Re: Designing lightweight, ECOTEC pulleys
Thursday, May 18, 2006 8:40 PM
Id be in for the pulleys for an eco



Check out my car....
http://members.cardomain.com/o4blackfire
Re: Designing lightweight, ECOTEC pulleys
Sunday, May 21, 2006 8:31 PM
ive got the crank pulley to send


but the alt pulley on the 2.0 s/c motor isnt a regular pulley , i went to pull it apart to find its a really odd pulley , it has a 1 way roller clutch in it


but ive got a 6rib pulley from a truck , that i had on my 2.4 and its got the same rib pattern as the as the pulley on the 2.0


let me know what you wanna do ? or IM or PM







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