Your cart is currently empty.
© 2020 Pierce Diesel Performance SC
Sign up for our mailing list to receive new product alerts, special offers, and coupon codes.
IDP competition valve spring kits give 150psi seat pressure for engines running very high boost and need to maintain proper valve control. We recommend these for anyone using over 600RWHP or 300/200cc hybrids and up.
Kit includes springs, retainers and locks.
Copyright ©2020 Designed by Virtual Media Marketing. All Rights Reserved.