Piston Ring: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Replace
One Cylinder, Both Banks	14.2	10.0	A	Includes: Remove Cylinder Top Ridge, Deglaze Cylinder Walls And Clean Carbon.
All Cylinders	16.3	11.9	A	Includes: Remove Cylinder Top Ridge, Deglaze Cylinder Walls And Clean Carbon.
One Cylinder	13.7	9.6	A	Includes: Remove Cylinder Top Ridge, Deglaze Cylinder Walls And Clean Carbon.
NOTE
With AC, Add	0.3	0.2	A
To Grind Valves, Add	4.3	0.0	A
To Renew Connecting Rod Bearings, Add
Each	0.1	0.0	A
To Renew Main Bearings, Add	2.3	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 Renew Spark Plugs, Add	0.3	0.0	A