Engine rpm range

[75winner]

could anyone tell me what the

could anyone tell me what the rpm range for my 1975 120 mercruiser is (it's in a 18' Winner tri-hull if that matters.) or where I could find out?

 

[smchaplin]

Bill if your looking for the w

Bill if your looking for the wot (wide open throttle) i researched it to be somewhere around
3800 to 4200 rpm give or take a little. i take it that the sticker on the valve cover is gone

 

[bondo]

"Ayuh,.... 4200/ 4600rpms at

"Ayuh,.... 4200/ 4600rpms at WOT..."