ebay underdrive pullys - Performance Forum

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ebay underdrive pullys
Saturday, November 18, 2006 11:12 PM
has anyone used the 40 dollar aluminum underdrive pullys for the 2.4's off ebay? just wondering if thyeare worth the cash or if they actually gain you any performance.

Re: ebay underdrive pullys
Saturday, November 18, 2006 11:34 PM
Yes they work. It felt as if I gained some top end, but the car was never dynoed to be sure,


-

"Youth in Asia"...I don't see anything wrong with that.
Re: ebay underdrive pullys
Sunday, November 19, 2006 7:41 AM
get the rsm underdrive pulley on ebay for 30$!!!
the guys has like 20 of them.



Re: ebay underdrive pullys
Sunday, November 19, 2006 9:31 PM
ok thanks guys, i'll look into them but now i'm searching for a header. sucks being on a budget.
Re: ebay underdrive pullys
Monday, November 20, 2006 4:45 AM
I do not know the ebay person " frankiesz" , but if it is a rsm pulley for $30.......I do not know how they could even manufacture the pulley for that cheap. When I ran my last GP on my LD9 pulleys it was with out a dought.....cost more than 30$ to make the pulleys. Maybe I will buy one and see how it is. I also emailed the guy and asked him a few questions. I'll see if he email me back. But 30$ damn.

I would not use the 40 ebay pulley, just from the shear under driven percent it is, but to each his own. But if they are RSM pulleys for $30...hell I would buy one.
Also if you do buy them. Make sure to check in a month or two to see if the crank seal is rubbing a groove into the pulley. This has been seen on older motors with hard rubber seals...





Edited 1 time(s). Last edited Monday, November 20, 2006 5:15 AM

PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO
Re: ebay underdrive pullys
Monday, November 20, 2006 7:45 AM
Yeah,
They're real RSM UD pulleys.

Pick up them back when he was selling them for $75 a couple months ago.
And they're the lightest on the market for sure.

But of all the ones, I have ^^ MD-LD9 now.
and its the best fitting/designed one out in my opinion.

-M


Remember....syringes go in the RED waste basket.
Re: ebay underdrive pullys
Monday, November 20, 2006 10:16 AM
This the measage I got from Frank from ebay.

Quote:

Item: 1996-2002 Cavalier Sunfire 2.4L Billet Crank Pulley (190051406304)
This message was sent while the listing was active.
frankiesz is the seller.
I managed to acquire some when Z-Spec bought out RSM and they've just been just been taking up space so I want to get rid of them even at a loss. Theres no coating on these pulleys
-Frank


Mastin wrote:.......But of all the ones, I have ^^ MD-LD9 now.
and its the best fitting/designed one out in my opinion.....-M

Thanks man



PRND321 Till I DIE
Old Motor: 160whp & 152ft/lbs, 1/4 Mile 15.4 @88.2
M45 + LD9 + 4T40-E, GO GO GO
Re: ebay underdrive pullys
Tuesday, November 21, 2006 1:59 PM
i ordered one of these a few weeks ago. hope to get it on (with the rest of the engine) soon. the seller frankie told me the same thing....they were Z-Spec, and then everyone here on the .org said z-spec = rsm....so it sounds like a decent deal.

anyone know what size belt i'm gonna need to run this UD pulley? what about the UD pulley + ac delete (not the pulley, just w/o the ac....speedracer z said you can do this)

also, MD LD9...lookin for some info on an alt pulley if youve got one for the 2.4. specs and price?




Edited 1 time(s). Last edited Tuesday, November 21, 2006 2:00 PM


Check out my CARDOMAIN page
Re: ebay underdrive pullys
Tuesday, November 21, 2006 8:01 PM
Tabasco..
All pulleys I make are stock diameter pulleys, they just weight a lot less.
Stock Crank: 61.92 oz.
Machined Crank: 24.28 oz. ....Mastin claimed his weighed in at 23.... oz so did a few others.
Stock Alternator: 6.34 oz.
Machined Alternator: 3.04 oz.
$125 for a crank pulley & $50 for a alternator. I should have the group purchase up soon I'm waiting on a few things to come together first though.
I would start with a 345K5 belt, then work down from there. It should be pretty close to the right size.
Also a lot of the pictures are on my cardomain pages:
http://www.cardomain.com/ride/627882
http://www.cardomain.com/ride/627882/7

I wonder why the link button is not working, oh well.


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