underdrive

hello guys i got a CFR underdrive crank pulley almost for free, i was going to install it thinking that i could use the OEM v-belt but of course because is underdrive is smaller than the OEM crank pulley so the question is which belt should i have to use? also what is the size of the stock...

Hey guys, I am taking these pulleys off the car in about a week. I have the full set of 3, (crank, powersteering, alternator) and I will include the belt (so you can use it or know the size to get a new one of your own. 150 Shipped. (cheapest I saw them anywhere online was $250 shipped.)...

Hey guys, I am taking these pulleys off the car in about a week. I have the full set of 3, (crank, powersteering, alternator) and I will include the belt (so you can use it or know the size to get a new one of your own. 150 Shipped. (cheapest I saw them anywhere online was $250 shipped.)...

The alternator pulley was damaged put I shaved it a little bit. I ran it like this for a while with no damage to the belt. I am in Upland CA 91786. 50.00 shipped.

The alternator pulley was damaged put I shaved it a little bit. I ran it like this for a while with no damage to the belt. I am in Upland CA 91786. 50.00 shipped.

BRAND new....they're red......auction ends tomorrow http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=110558408488&viewitem=&sspagename=STRK%3AMESELX%3AIT

hey guys i have a underdrive crank pully for for type s models. it is a ss underdrive crank pully. i have these pulley sets on my 05 now and they make a great differnce. 50$ obo

does anyone have a suggestion on quality and performance

Brand NEW Unorthodox pulley set for k20 selling for 250$ Pm me if interested.

-------------------------------------------------------------------------------- Hey im looking for a couple parts to finish putting my car together.... Let me know what you have with prices, thanks RBC cut or uncut and without adapter.. Just plain (i want to get it ported) Or a fully ported...

So i'm tyring to install my underdrive pulley on my 03 type s. as you know the nut for the pulley is way too tight to loosen without spinning the whole motor. anyone know where i can clamp the flywheel or something else to keep the motor from spinning.

i bought one of those innexpensive alluminum underdrive pulleys off ebay i contacted the seller and they said it was from edge racing..i want to find the correct torque specs so i can maybe install it..but im wondering about longevity issues?? has anyone used this brand before? or had any other...

Has anyone heard of, seen, or installed a Bomz pulley? I saw it on ebay and I like that it has the crank pulley as well. I can't see getting much gain out of a set that only comes with the alt and ps, like the AEM.

JRSC and Underdrive Pulleys Question This topic has been covered in bits and pieces all over the board, but I haven't seen a specific answer to my question. This is targeted primarily at wdsonny, who I believe had AEM underdrive pulleys and now has the JRSC. Now, obviously with underdrive...

I saw a STR underdrive pulley for the RSX... not sure how much, didn't look up the price are they a reputable company. I heard UR pullies were bad because of harmonic problems or something like that. Will I have problems with these? Thanks!

I used to own a BMW, and I remember a thread on a BMW message board regarding underdrive pulleys and lightweight flywheels being imcompatible. Something about it throwing off the balance of the engine if used together. Is this true? And if so, which one would you rather have? :dontknow: