Kohler — Adjust Valve Clearance
Adjustments · Cylinder Head
From a Kohler service manual covering: SV710, SV715, SV720, SV725, SV730, SV735, SV740, SV810, SV820, SV830, SV840. Check it applies to your exact model before use.
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Procedure
- Turn adjusters in rocker arms or pivots down (clockwise) only enough to capture push rods.
- Rotate crankshaft to establish TDC on compression stroke for cylinder 1.
- Insert a 0.127 mm (0.005 in.) feeler gauge between end of 1 valve and rocker arm. Turn adjuster until slight drag is felt.
- Hold in position and tighten locking nut or setscrew securely. Torque setscrew to 7.9 N·m (70 in. lb.). Recheck adjustment.
- Repeat procedure for other valve on side 1.
- Viewed from PTO end, rotate crankshaft 270° (3/4 turn) counterclockwise and align crankshaft keyway with cylinder 2.
- Repeat steps 3-4 for setting valve clearance on side 2.
- Rotate crankshaft to check for free operation of valve train.
Tools required
- Feeler gauge Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Valve clearance 0.101/0.152 mm (0.004/0.006 in.)
- Setscrew torque 7.9 N·m (70 in. lb.)
- Minimum allowable valve spring coil clearance 0.25 mm (0.010 in.)
Source: Kohler service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.