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.
It has hydraulic roller lifters.
No.
The lifters are hydraulic and are not adjustable.
No adjustments. Uses hydraulic lifters
You don't as they are self adjusting.
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.
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.
yes, with roller rockers.
Valve clearance is 0, the engine uses hydraulic lifters. I believe the setting is 0 lash + 1.5 turns, but don't quote me.
The 4.9L ford straight six engine does not have adjustable lifters.
The lifters are not adjustable. The head has to be removed to access.
i dont think they do, the lifters are right under the intake manifold