No.
It has hydraulic roller lifters.
The lifters are hydraulic and are not adjustable.
They all had hydraulic lifters. To determine if it has roller lifters, you'd probably need to take off the intake manifold and have a look.
No adjustments. Uses hydraulic lifters
You don't as they are self adjusting.
7.3 liter cummins turbo diesel
No. The Miata 1.6 uses hydraulic lifters so there are no adjustments. If you are experiencing valve train chatter you have to replace the lifters.
A 5.4-liter Ford engine typically has 16 hydraulic lifters, one for each of the engine's 16 valves. This configuration is common in the modular V8 engines produced by Ford. The lifters are responsible for maintaining proper valve timing and ensuring smooth engine operation.
In 2004, the Dodge Cummins Diesel was not equipped with an oxygen sensor. The 2007.5 and newer Cummins 6.7 liter Bluetec diesels have an O2 sensor in the downpipe. Typically, only particulate filter equipped diesels have O2 sensors.
Dodge V8 uses 10W30. Cummins diesel uses 15W40.
Most likely a 5.9 liter cummins turbo diesel 12v
No adjustment can be made. The lifters are hydraulic. The rocker arm nuts are torqued to 19-22 ft lbs. If you have noisy lifters replacement is necessary. Replacing the lifters requires removal of the head. Be sure to also check cam and push rods for wear.