Dimensions And Clearance Between Guides And Valve Stems (Mm); Valves Seats And Valve Seat Bores; Valves, Guide Insertion; Valves, Guides And Housings - Kohler RD 441 Service Manual

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Overhauls and checking
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Valves, guides and housings

1 Intake guide
2 Exhaust guide
Note: Valve guides with outer diameters increased by 0.5 mm are
also available as spares. In this case, housing C must be in-
creased by 0.5 mm for assembly purposes.

Valves, guide insertion

Insert the guides, considering distance A and B in relation to the
block surface.

Dimensions and clearance between guides and valve stems (mm)

(A-B)
(A-B)

Valves seats and valve seat bores

A
B
C
D
Note : Since the seats are supplied pre-finished, they must not be
machined after having been inserted.
Workshop Manual KD 441_cod. 1.5302.865_2
Dimensions (mm)
A
B
C 11.000÷11.018
D 11.040÷11.055
Dimensions (mm)
A 25.8÷26.2
B 34.8÷35.2
A 7.025÷7.040
B 6.985÷7.000
0.025÷0.055
Clearance
0.14
Limit
Dimensions (mm)
39.00÷39.01
39.10÷39.12
35.00÷35.01
35.10÷35.12
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ed_ rev. 01.