Kohler L600 / L654 — Ignition Timing (Magneto)
Adjustments
For the Kohler L600 / L654, from the Kohler service manual.
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Before you start
- Do not connect a battery to the magneto as this will ruin the coil windings.
Procedure
- After making sure breaker point gap is properly set, connect timing light to #1 cylinder then start engine.
- Aim timing light into pointer area on bell housing - SPK mark should be even with the pointer just as the light flashes.
- If not, loosen (do not remove) the two magneto mounting capscrews and shift magneto (top flange eccentric) until SPK mark is exactly centered.
- Retighten mounting capscrews after proper timing is attained.
Tools required
- timing light 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.