Piston Ring: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Replace
One CYL
Right Bank	15.7	10.9	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Left Bank	15.7	11.0	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Both Banks	22.5	16.3	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Each Additional	0.7	0.4	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
All Cyls
Right Bank	16.7	11.7	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Left Bank	16.7	11.8	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Both Banks	25.1	18.3	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Note
With AC, Add	0.2	0.1	A
With Auto Trans, Add	0.2	0.1	A
With Skid Plate, Add	0.4	0.2	A
To Grind Valves, Add	2.8	2.0	A