For maximum performance on the street or at the track Note - Measurement of cam and pinion gears is especially critical for 90 and later models to verify proper fit.

  Timing Open Timing Closed Lift Duration Evolution Lifters Intake 26 Degree 54 Degree 260 Degree 0.

600 Hydraulic Exhaust 65 Degree 21 Degree 266 Degree 0.

600