Ford — Governor High Speed RPM Adjustment
Adjustments
From a Ford service manual covering: 140 CID, 2.3 LITRE, 2300 cc, LSG-423. Check it applies to your exact model before use.
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Before you start
- Do not exceed the recommended maximum rpm.
Procedure
- Attach a tachometer to the engine and run until normal operating temperature.
- Loosen locknut on the high-speed stop screw.
- Disengage engine load.
- Slowly pull throttle to desired maximum engine speed.
- Adjust high-speed stop screw to attain desired maximum engine speed.
- Do not exceed recommended maximum rpm.
- Tighten locknut.
Tools required
- Tachometer Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Source: Ford 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.