Piston Ring: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Replace
All Cylinders	16.8	11.1	A	Includes: R&I Cylinder Heads & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
One Cylinder
Right Bank	11.3	7.4	A	Includes: R&I Cylinder Heads & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
Left Bank	8.8	6.5	A	Includes: R&I Cylinder Heads & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
Both Banks	7.3	5.1	A	Includes: Hone Cylinder Walls And Plastigage Bearings. After Engine Removed.
NOTE
To Grind Valves, Add	3.2	2.3	A
To Renew Main Bearings, Add	2.2	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	0.7	0.0	A
To Renew Crankshaft, Add	3.9	0.0	A
To Clean Oil Pump Screen, Add	1.5	0.0	A
To Renew Rear Main Oil Seal, Add	1.5	0.0	A
To Renew Timing Chain or Gears, Add	2.3	0.0	A
To Renew Valve Lifters, Add	1.7	0.0	A
To Perform Tune-Up, Add	0.7	0.0	A
To Renew Oil Pump, Add	1.5	0.0	A
To Renew Camshaft, Add	4.0	0.0	A