20degrees
28-32 degrees
Should be 28-32
28-32
The older model mercury outboards, with maker points, should have a 0.020" gap setting.
The point gap for a 7.5 Mercury outboard motor is typically set between 0.020 to 0.025 inches (0.51 to 0.64 mm). It's essential to check the specific model's service manual for precise specifications, as there may be slight variations. Properly setting the point gap ensures optimal ignition timing and engine performance. Always use a feeler gauge for accurate measurements when adjusting the gap.
The points gap on a Merc 40 4hp is .020
Should be set by dwell 28-32 degrees approx. .017
the thickness of a paper match stick is real close.
Mercury has a melting point of -39.9
The point gap setting for a 1967 Firebird 400 is typically between 0.016 to 0.020 inches (0.40 to 0.51 mm). It's essential to ensure the gap is set correctly for optimal ignition performance. Always refer to the specific service manual for your vehicle for the most accurate specifications. Regular maintenance of the ignition system, including checking the point gap, is crucial for engine efficiency.
The melting point of mercury is: 38,83 0C.