Getting ready purchase a 54/42 helix for my SRX when I realized I still have the 53/43 green spring setup I . How used on my Viper would the 53/43 compare in performance to the 54/42.
180 lb agressive trail riding occasional lake running.
180 lb agressive trail riding occasional lake running.
1 degree each way would hardly be even noticeable, if at all, it wouldnt even affect the rpm that you could see, wouldnt be worth it in my opinion.