Piston Ring: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Replace
One Cylinder	10.8	7.5	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
Each Additional	0.8	0.5	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
All Cylinders	12.7	8.9	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
Note
To Renew Main Bearings, Add	1.0	0.0	A
To Renew Piston, Pin or Connecting Rod, Add
One	0.2	0.0	A
Each Additional	0.1	0.0	A
All	0.5	0.0	A
To Grind Valves, Add	2.2	1.6	A
With AC, Add	0.2	0.1	A
To Renew Crankshaft, Add	5.2	0.0	A
To Renew Oil Pump, Add	1.7	0.0	A
To Clean Oil Pump Screen, Add	0.2	0.0	A
To Renew Rear Main Oil Seal, Add
Manual Trans	1.4	0.0	A
Auto Trans	2.2	0.0	A
Tune-Up, Add	0.5	0.0	A
To Renew Timing Belt, Add	0.7	0.0	A