COMP Cams® warrants that all of the products are free from defects in material and workmanship, and against excessive wear for a period of twelve months from date of purchase. ... This
warranty is valid on
camshafts only where new lifters and proper
valve springs are used, such as those found in
COMP Cams® Kits.
COMP Cams® - Product Support Information
www.compcams.com/Pages/360/support-information.aspx