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this is what I have.
4.0L 6-Cylinder Engine: Pre-position the distributor into the engine while holding the centerline of the base slot in the 1 o'clock position Distributor Pre-position - All Engines Continue to engage the distributor into the engine. The rotor and distributor will rotate clockwise during installation. This is due to the helical cut gears on the distributor and camshaft. When the distributor is fully seated to the engine block, the centerline of the base slot should be aligned to the clamp bolt mounting hole on the engine Distributor Engaged Position - 4.0L 6-Cylinder Engine The rotor should also be pointed at the 5 o'clock position.
It may be necessary to rotate the rotor and distributor shaft (very slightly) to engage the distributor shaft with the slot in the oil pump gear. The same may have to be done to engage the distributor gear with the camshaft gear.
The distributor is correctly installed when:
No adjustments are necessary. Proceed to next step.
CAUTION: If the distributor cap is incorrectly positioned on distributor housing, the cap or rotor may be damaged when engine is started.
distributor alignment pins
here is the oil drive gear position
no cold air blowing out when ac is on but low pressure