Piston Ring: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Replace
One CYL
Right Bank	10.4	7.4	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Left Bank	10.2	7.3	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Both Banks	15.1	10.8	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
All Cyls
Right Bank	12.0	8.6	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Left Bank	11.9	8.5	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Both Banks	18.5	13.2	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Note
With AC, Add	0.5	0.3	A
To Grind Valves, Add	3.5	2.5	A
With Cruise Control, Add	0.2	0.1	A
With Oil Cooler, Add	0.5	0.3	A