Piston Ring: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Replace	8.8	6.3	A	Includes: R&R Cylinder Head, Oil Pan & Plastigauge Bearings.
Note
With AC, Add	0.5	0.3	A
To Replace Rod Bearings, Add	0.8	0.5	A
To Replace Main Bearings, Add	1.5	1.1	A
To Grind All Valves & Seats, Add	4.5	3.2	A
To Replace Bare Cylinder Head, Add	2.2	1.6	A
To Replace Camshaft & Rocker Arms, Add	0.8	0.5	A
To Replace Exhaust Manifold, Add	0.8	0.5	A