High Performance Primary Spring
Different rate available, please call or send an email to [email protected]
Great fitment, Engages just above stock
Seems to be high quality. Just need some snow !!
Exact fit as describe
Most dialled in mod i have ever bought. Phenomenal performance runs within 50 rpm of target revs with recommended setup. Less belt dust than stock clutching great gas mileage, hits so hard its endless grins!