Discovery II
ENGINE - V8
12-2-20 REPAIRS
Refit
1. Clean mating faces of rocker cover and
cylinder head, ensure bolt holes are clean and 
dry. 
2. Fit a new gasket dry, position rocker cover
ensuring gasket is correctly located.
3. Fit new 'patched' multi-hex rocker cover bolts
ensuring that 2 short bolts are on side of rocker 
cover nearest centre of engine.
4. Tighten bolts by diagonal selection to:
l
Stage 1 - 3 Nm (2.5 lbf.ft)
l
Stage 2 - 8 Nm (6 lbf.ft)
5. Ensure that outer rim of gasket is correctly
positioned around periphery of rocker cover.
6. Fit and tighten screw securing dip stick  tube. 
7. Secure ht leads in rocker cover clips. 
8. Models with air conditioning:   Clean 
compressor dowels and dowel holes.    Position 
compressor, fit  bolts and tighten to 22 Nm (16 
lbf.ft). Release  auxiliary drive belt tensioner 
and fit belt  to compressor. 
9. Models with air conditioning: Position fan
cowl and secure clips.
SYSTEMS - V8, REPAIRS, Gasket - inlet 
manifold - upper - Without Secondary Air 
Injection.
Gasket - rocker cover - RH
$% 12.29.41
Remove
1. Drain cooling system.
ADJUSTMENTS, Drain and refill.
2. Remove upper inlet manifold gasket.
SYSTEMS - V8, REPAIRS, Gasket - inlet 
manifold - upper - Without Secondary Air 
Injection.
3. Models with SAI: Disconnect 2 air manifold
unions from adapters in cylinder head and 
remove manifold.
CAUTION: Take care that air manifold pipes 
are not damaged during removal of union 
nuts.
4. Remove 2 bolts securing coolant rails to inlet
manifold.
