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Home›Repair guides›Kohler›Remove Crankshaft Plug

Kohler — Remove Crankshaft Plug

Repair & overhaul

From a Kohler service manual covering: CH18, CH20, CH22, CH23, CH25, CH620, CH621, CH640, CH641, CH670, CH680, CH730…. Check it applies to your exact model before use.

Applies to: Kohler CH18

Before you start

  • Make sure plug is tapped in evenly to prevent leakage.

Procedure

  1. Drill a 3/16 in. hole through plug in crankshaft.
  2. Thread a 3/4 in. or 1 in. long self-tapping screw with a flat washer into drilled hole; washer must be large enough to seat against shoulder of plug bore.
  3. Tighten self-tapping screw until it draws plug out of crankshaft.
  4. To install new plug: use 1 single cylinder camshaft pin as driver and tap plug into plug bore until it seats at bottom of bore.

Tools required

  • Drill with 3/16 in. bit Amazon
  • Self-tapping screw with flat washer Amazon

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

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.

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