Perkins 2800 Workshop Manual page 54

3
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To fit
1 Apply clean engine oil to the outside diameter of the new valve guides.
2 Use the special tool (B1), GE50043, together with the sleeve (B2), GE50044, to install the valve guide. The
guide must protrude from the cylinder head, as shown (C1), by 35,0 +/- 0,5 mm (1.38 +/- 0.02 in).
Refer to Chapter 2, Specifications for the correct dimensions for the inside diameter of new and used valve
guides.
3 When a new valve guide has been fitted, check that there is full contact between the valve and the valve
seat. If necessary, lap the valve to the seat.
4 Fit the valves, Operation 3-7.
5 Fit the cylinder head, Operation 3-5.
44 Workshop Manual, TSD3450E, Issue 1