Piston Ring: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Replace
One Cylinder
Front Bank	8.8	6.0	A	Includes: Replace Connecting Rod Bearings & Hone Cylinder Walls.
Rear Bank	8.8	6.1	A	Includes: Replace Connecting Rod Bearings & Hone Cylinder Walls.
Both Bank	9.8	7.1	A	Includes: Replace Connecting Rod Bearings & Hone Cylinder Walls.
All Cylinders	12.7	9.4	A	Includes: Replace Connecting Rod Bearings & Hone Cylinder Walls.
Note
To Remove Cylinder Wall Ridge, Add
One Cylinder	0.2	0.1	A
All Cylinders	0.5	0.3	A
To Grind Valves, Add
All Cylinders	3.1	2.2	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 Main Bearings, Add	1.2	0.0	A
To Renew Crankshaft, Add	1.7	0.0	A
To Renew Oil Pump, Add	1.6	0.0	A
To Clean Oil Pump Screen, Add	0.2	0.0	A
To Renew Rear Main Oil Seal, Add	2.6	0.0	A
To Renew Timing Belt, Add	1.0	0.0	A
To Perform Tune-Up, Add	0.6	0.0	A