Living in North Carolina there is a heat with humidity factor to deal with. In the past I've only ran performance boats in so cal with dry, hot conditions. First trip out with my new (full) roller mill I used VR1 20w50. Only ran it about a total of maybe an hour. Everthing looks good. Going to...

Hey guys on these blowen mountain motors making 1100-1200hp do they lose like 50-80 hp? When temp gets high 90s and humidity goes to 90-100% Ty

And almost no wind. I wish I could be there! Enjoy it while you can...monsoons aren't that far off... http://www.sandelmanedge.com/HBWeather/needles.html