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Briggs & Stratton 520000 User Manual

Briggs & Stratton 520000
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60
9
Figure 9
Install Timing Gear Case, Camshaft, and Gears
1. Lubricate oil pump rotor (A, Figure 10) with
engine oil and install in cylinder block.
• ID mark (B) on rotor must face cylinder
block.
Figure 10
2. Install timing gear case with new gasket
(Figure 11).It may be necessary to rotate oil
pump drive to engage oil pump rotors.
3. Note position, length, and quantity of screws
as shown.
• M6 x 1.1 in. (M6 x 28mm): 4 (A).
• M6 x 1.5 in. (M6 x 16mm): 1 (B).
4. Torque screws to values listed in Section 14 -
Engine Specifications.
Figure 11
5. Lubricate and install camshaft in cylinder
block. Take care not to damage lobes or cam
bearing.
6. Install camshaft retainer (A, Figure 12).
7. Install three screws (B) and torque to values
listed in Section 14 - Engine Specifications.
NOTE: Position camshaft retainer so that the center
hole does not interfere with camshaft.
Figure 12
8. Rotate crankshaft so that they key is at the 12
o’clock position (A, Figure 13).

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Briggs & Stratton 520000 Specifications

General IconGeneral
BrandBriggs & Stratton
Model520000
CategoryEngine
LanguageEnglish

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