Pickup 2WD L4-2.3L DSL Turbo (1984)
Figure 2 is an enlarged view of the valve stem. The new design (left) has a rounded groove: the old design has a square groove.
FIGURE 3
Figure 3 is a cross section of the new and old valve spring retainers. Note the new retainer has a funnel-shape depression; the old one has a flat-bottomed
depression.
CAUTION
BE CAREFUL NOT TO MIX NEW AND OLD PARTS!
FIGURE 4
Figure 4 shows the valve retainer locks in cross section. The new retainer has a rounded cross-section to match the round groove in the new valve stem.
