Piston Ring: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Replace	9.8	6.9	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinder Walls And Plastigauge Bearings.
Note
With AC, Add	0.4	0.2	A
With PS, Add	0.4	0.2	A
With Auto Trans, Add	0.8	0.5	A
To Overhaul Cylinder Head, Add	5.9	4.2	A
With 4WD, Add	1.0	0.7	A
To Renew Main Bearings, Add
2WD	4.7	0.0	A
4WD	5.1	0.0	A
To Renew Crankshaft, Add
2WD	4.7	0.0	A
4WD	5.1	0.0	A
To Renew Rocker Arm Assembly, Add	0.6	0.0	A
To Renew Timing Belt, Add	0.9	0.0	A
To Renew Camshaft, Add	0.6	0.0	A
To Renew Oil Pump, Add
2WD	1.7	0.0	A
4WD	1.8	0.0	A
To Clean Oil Pump Screen, Add	0.5	0.0	A