Specifications

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68
ENGINE DISASSEMBLY
Preparation
• Drain oil. Remove and discard oil filter.
• Disconnect choke and throttle control cables.
• Remove engine from equipment.
• Remove spark plugs.
• Remove muffler and exhaust manifold.
Remove Air Cleaner Assembly
Vertical Crankshaft – Models 290700 – 380700
Current style: (Round cartridge), Fig. 1.
1. Remove air cleaner cover, cartridge and pre-
cleaner.
2. Remove three screws (2) and breather deflector
(3).
3. Remove two carburetor mounting nuts (1).
4. Remove air cleaner base and breather tube.
Fig. 1



Early style: (Square cartridge), Fig. 2.
1. Remove air cleaner cover.
2. Remove four screws (6), lock washers (4) and
flat washers (7).
3. Remove air cleaner base (5) and breather tube.
Fig. 2




Horizontal Crankshaft Models 290400 – 350400
Current style: (Round cartridge), Fig. 3.
1. Remove air cleaner cover, cartridge and pre-
cleaner.
2. Remove three screws (1) and breather deflector
(2).
3. Remove two air cleaner base mounting screws
(3).
4. Remove air cleaner base (4) and breather tube.
Fig. 3




Early style: (Square cartridge), Fig. 4.
1. Remove air cleaner cover.
2. Remove four screws (2).
3. Remove air cleaner base (1) and breather tube.
For Briggs & Stratton Discount Parts Call 606-678-9623 or 606-561-4983
www.mymowerparts.com