Originally Posted by
cuttingedge
Just fitted the lightweight side pullys to my E4 is it worth getting the lightweight centre pullys ? I am going to be running 13.5 stock class this year
The lighter the better in the drive train i presume ????
( only got the side pullys to bulk up a parts order i had )
it may help i ran mine with the stock aluminum pulleys and the SP13.5 and my lap times would have qualified me at second in the 10.5 class!