2016 - 2023 Nissan Z & Q50 Q60 Pulley Kit

$348.00
SKU: NST14050K-RED
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The NonStopTuning Nissan Z, Infiniti Q50, & Q60 VR30DDTT Pulley Kit is designed for tuners looking to swap their plastic OEM Idler & Tensioner pulleys for stronger aluminum pulleys. 

Superior to other options, NST Idler & Tensioner Pulleys include high quality serviceable bearings, are anodized for exceptional durability, and are compatible with the OEM belt.  

This kit was specifically designed to help solve the belt slip/jump issue on the VR30DDTT engine.

We recommend the use of a new belt for our high mileage customers - listed at the bottom of this page. 



BETTER THAN THE COMPETITION SINCE 2005
  • 70-75% weight reduction vs OEM while stronger (OEM is cast iron, NST is CNC machined and will never corrode)
  • Anodizing on NST pulleys makes aluminum stronger (cheaper bare aluminum {silver/billet} pulleys are softer than NST)
  • NST crank pulleys have oil sleeves when necessary (most other brands do not offer this very important feature)
  • NST crank pulleys have proper timing marks on the pulley (one of few companies to offer this important feature)
  • Better throttle response and fuel economy (smoother operation and higher MPG)
  • ​Ongoing research & development (more pulleys than all our competition combined!)