Piston Ring: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Replace
One Cylinder
Right Bank	9.6	6.9	A	Includes: R&R Cylinder Heads & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
Left Bank	9.8	6.9	A	Includes: R&R Cylinder Heads & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
Both Banks	13.7	9.5	A	Includes: R&R Cylinder Heads & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
All Cylinders
Right Bank	11.8	8.4	A	Includes: R&R Cylinder Heads & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
Left Bank	11.8	8.3	A	Includes: R&R Cylinder Heads & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
Both Banks	17.6	12.3	A	Includes: R&R Cylinder Heads & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
Note
To Renew Main Bearings, Add	1.6	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	0.9	0.0	A
To Grind Valves, Add	3.8	2.7	A
To Renew Crankshaft, Add	4.8	0.0	A
To Renew Oil Pump, Add	1.0	0.0	A
To Clean Oil Pump Screen, Add	0.2	0.0	A
To Renew Rear Main Oil Seal, Add	1.1	0.0	A
To Renew Timing Chain, Add	1.4	0.0	A
To Perform Tune-Up, Add	0.8	0.0	A