Piston Ring: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Replace
All	14.9	10.6	A	Includes: Remove Cylinder Top Ridge, Deglaze Cylinder Walls And Clean Carbon.
One	10.8	7.5	A	Includes: Remove Cylinder Top Ridge, Deglaze Cylinder Walls And Clean Carbon.
One Each Side	11.8	8.4	A	Includes: Remove Cylinder Top Ridge, Deglaze Cylinder Walls And Clean Carbon.
NOTE
With AC, Add	1.0	0.8	A
To R&R Connecting Rod Bearings, Add
Each	0.1	0.0	A
To R&R Piston, Pin or Connecting Rod, Add
One	0.2	0.0	A
Each Additional	0.1	0.0	A
All	0.7	0.0	A
To R&R Crankshaft Main Bearings, Add
Each	1.8	0.0	A
To Grind Valves, Add	2.5	0.0	A
To R&R Spark Plugs, Add	0.3	0.0	A