Honda Civic Si 2006-2011 NST 3 Piece (Crank, Alternator, and Belt Idler) Pulley Kit: Gray
Part Number: NST22015K
**We are receiving many emails inquiring about when these will be back in stock. They will not be in stock again at WSCP. NST opted to only sell their product direct and not have any retailers. Our recommendation is to purchase off NST and let them know you found out from WSCP (maybe they will allow us to purchase product again) or purchase the Ralco RZ two piece pulley kit at $142 Shipped in Continental U.S. The Ralco RZ kit can be found here.
15% Underdrive Crank
15% Overdrive Alternator
Belt Idler Pulley
The NST Honda Civic pulley kit increases horsepower via great weight reduction and the underdriving of accessories. Superior to other available kits, NST kits also offer an Overdrive Alternator Pulley to optimize output for stereo system lovers!
Each kit is carefully crafted from 6061-T6 aircraft aluminum, tested and balanced to high tolerances. Every NST pulley is hard anodized for exceptional durability and is available in a choice of colors: Red or Graphite Gray.
Great weight reduction
- Average of 65% - 70% over OEM
- Average of 6 - 9 horsepower
Lower ET's & higher trap speeds
- Average of .20s & average of 2MPH
Stock Crank - 66 oz versus 13 oz
Belt Idler Pulley - 14 oz versus 7 oz
Alternator Pulley - 10 oz versus 3 oz