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Home›Repair guides›Fabricating a Rocker Arm and Crankshaft Spanner Wrench

Kohler — Fabricating a Rocker Arm and Crankshaft Spanner Wrench

A Kohler service procedure — check it applies to your exact model before use.

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Procedure

  1. Find a used connecting rod from a 10 HP or larger engine. Remove and discard rod cap.
  2. Remove studs of a Posi-Lock rod or grind off aligning steps of a Command rod, so joint surface is flat.
  3. Find a 1 in. long capscrew with correct thread size to match threads in connecting rod.
  4. Use a flat washer with correct I.D. to slip on capscrew and approximately 1 in. O.D. Assemble capscrew and washer to joint surface of rod.

Tools required

  • Grinder

Specs & torque values

  • Used connecting rod (10 HP or larger engine)
  • Capscrew (1 in. long)
  • Flat washer

Source: manual:Kohler Engine SM_1669001_ZT710_ZT720_ZT730_ZT740.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.