Piston Ring: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Replace
One CYL
Right Bank	8.0	5.8	A	Includes: R&I Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Left Bank	8.0	5.6	A	Includes: R&I Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Both Banks	11.8	8.3	A	Includes: R&I Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
All Cyls
Right Bank	9.8	7.0	A	Includes: R&I Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Left Bank	9.8	6.8	A	Includes: R&I Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Both Banks	14.7	10.7	A	Includes: R&I Cylinder Head & Oil Pan, Hone Cylinders And Plastigage Bearings.
Note
With Manual Trans, Add	0.7	0.4	A
With Oil Cooler, Add	0.2	0.1	A
To Renew Main Bearings, Add	1.1	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 Grind Valves, Add	3.5	2.5	A
With AC, Add	0.4	0.2	A
With A.I.R., Add
Right Bank	0.5	0.3	A
Left Bank	0.4	0.2	A
Both Banks	0.8	0.5	A
To Renew Crankshaft, Add	3.6	0.0	A
To Renew Oil Pump, Add	0.5	0.0	A
To Clean Oil Pump Screen, Add	0.2	0.0	A
To Renew Timing Chain, Add	1.1	0.0	A
Tune-Up, Add	0.8	0.0	A
With Skid Plate, Add	0.4	0.2	A
To Renew Rear Main Seal, Add	1.1	0.0	A
To Renew Camshaft, Add	2.8	0.0	A
To Renew Valve Lifter, Add	1.6	0.0	A