Global Performance Parts

Go Fast Bits/3 pc underdrive/non-underdrive LIGHTWEIGHT pulley kit 2014

Product Information:

Part Number: 2014
Manufacturer: Go Fast Bits
Weight: 2 lbs.


Base Price: $335.45
In Stock: This product is in stock

Product Description:

Fits Subaru WRX & STi from 2008 - on.  Also fits Subaru Forester XT 2009 - on and Legacy GT 2003-2009. 


The 2014 rotational mass weight savings are as follows:
GFB crank – 0.85 LBS      

Factory crank – 5.51 LBS (STi), 4.63LBS (WRX)
GFB Power steering – 0.37 LBS    

Factory power steering – 0.81 lbs

GFB alternator – 0.14 lbs   

Factory alternator – 0.36 lbs

Total mass for GFB kit – 1.31 lbs
Total mass for factory pulleys – 6.69 lbs (STi), 5.81 lbs (WRX)
Total mass saving – 5.38 lbs (STi), 4.50 lbs (WRX)
3-piece underdrive/non-underdrive pulley kit (alternator & power steering underdriven, A/C not underdriven). Uses original equipment A/C belt; the required alternator/power steering belt is supplied with the kit (not shown). 

The underdrive ratio on the A/C is zero – it is driven at the factory ratio.
Underdrive on the alternator is 16.5%.
Underdrive on the power steering is 18%.

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