Portions of the part information on this page have been provided by WHI Solutions, Inc. Manufacturer Warranty. Warranty Type. Unspecified Length. Warranty Duration. Valve Lift - Intake: 0.450 Exhaust: 0.450, Degrees of Duration - Intake: 272 Exhaust: 278, Lobe Center: 106, Intake C/L: 102, Gross Lift at Cam - Intake: 0.300 Exhaust: 0.300, Degree of Duration at 0.050: Intake: 225 Exhaust: 231.