Renault 852 Automobile Parts User Manual


 
ENGINE AND PERIPHERALS
Specifications
10
10-22
Valve guides
The inlet and exhaust guides have valve stem seals
which must be changed every time the valves are
removed.
The valve stem seals must be fitted using tool
Mot. 1511 or with the FACOM tool, part number
DM6J4 for example.
NOTE: do not lubricate the valve stem seals before
fitting them.
Mot. 1511 consists of:
four cores (1),
four pushrods (2),
one guide tube (3),
one sleeve (4).
Position of the inlet and exhaust valve guides
Position of guides in relation to the cylinder head
mating face (in mm):
D = 32.5
The diameter of the housing is smaller
(by approximately 0.1 mm) to obtain the necessary
seal.
It is vital to drill the guide after fitting.
Internal diameter (in mm) 8
External diameter (in mm):
Normal
Repair (two grooves)
13.10
13.35
15737R1
83172R