Web3 Sep 2004 · 1. May 21, 2004. Langley, B.C._Canada. underdrive pullies spin the alternator and power steering and whatever else slower so that the engine can use that lost power towards the tranny and out to the wheels. I personally have not figured out how they do that, but I'm working on it. Web11 Feb 2006 · Any underdriving is bad. Weither it's for your waterpump, dynamo etc. I can assure you it's bad. @Walsdru Don't get your hopes up to high about the fan delete mod. …

1.8T / 2.0 Billet Drive Belt Pulleys - Gruven Parts

Web21 Feb 2024 · The manufacturers spent a lot of money to test equipment and make sure it will work at typical driving speeds and road conditions. Underdrive pulleys throw all of that … WebUnderdrive pulleys, when applied to the accessory components of a vehicle, drive the components at a lesser speed because of their increased diameter size. As far as an … praying isha early

Alloy Bottom Pulley Multi V Underdrive With Flange Aircon Delete ...

Web28 Jan 2024 · These pulley kits all work in the same way, by underdriving (i.e. slowing down) the belt driven accessories, which are the water pump, alternator, AC, and power steering … Web15 2.4K views 1 year ago This is a review of BBK's underdrive pulley kit. I've had these underdrive pulleys doing work for about a year. Not a ton of daily mileage, but a lot of … Web15 Jun 2008 · He's a gearhead and has a souped up Camaro. I asked him about the best bang for the buck performance mod he'd suggest for me. He said an underdrive pulley would cost about $30-$40 and get 20+ HP and low-end torque by putting less of a load on the engine. He did say that when you're idling, you are pulling partially off the battery, so … scone thistle 2007