Piston Ring: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Replace
All Cylinders	13.7	10.1	A	Includes: R&I Cylinder Heads & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
Note
To Renew Crankshaft, Add
Manual Trans	4.1	0.0	A
Auto Trans	4.1	0.0	A
To Renew Main Bearings, Add	2.5	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 Timing Chain or Gears, Add	1.3	0.0	A
To Renew Valve Lifters, Add	1.8	0.0	A
To Renew Oil Pump, Add	1.6	0.0	A
To Clean Oil Pump Screen, Add	1.6	0.0	A
With AC, Add	0.7	0.4	A
To Grind Valves, Add	4.8	3.4	A
To Renew Rear Main Oil Seal, Add
Manual Trans	1.1	0.0	A
Auto Trans	1.7	0.0	A
To Renew Camshaft, Add	3.0	0.0	A
To Perform Tune-Up, Add	0.9	0.0	A
One Cylinder
One Bank	7.3	5.4	A	Includes: R&I Cylinder Heads & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.
Both Banks	9.8	6.8	A	Includes: R&I Cylinder Heads & Oil Pan, Hone Cylinder Walls And Plastigage Bearings.