Piston Ring: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Replace
One CYL	6.9	4.9	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
All Cyls	9.0	6.4	A	Includes: R&R Cylinder Head & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
Note
With AC, Add	0.4	0.2	A
With Turbo, Add	0.8	0.5	A
To Grind Valves, Add	2.0	1.4	A