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Home›Repair guides›Kohler›Checking Piston Ring End Gap

Kohler — Checking Piston Ring End Gap

Maintenance · Pistons and rings

From a Kohler service manual covering: KT17, KT17 Series II, KT19 Series II, KT21, Kt19. Check it applies to your exact model before use.

Applies to: Kohler Kt19

Before you start

  • Never reuse old rings.

Procedure

  1. Place top two rings each in turn in its running area in cylinder bore.
  2. Check end gap; should be .010"/.030" in a used cylinder bore and .010"/.020" in a new cylinder bore.
  3. In service ring sets, oil ring may have up to .060" ring end gap.
  4. Stagger ring and rails on installation to piston.

Tools required

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

Specs & values

  • End gap .010"/.030" used bore
  • .010"/.020" new bore
  • Oil ring up to .060" (service sets)

Full service-parts list: Kohler Kt19 →

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.

More Kohler repair guides →