Heat Ratings. The output of a radiator is measured in British Thermal Units (BTU.s) per hour. (So is air-conditioning, come to that!) 3000 BTU is roughly equivalent to a 1 kilowatt bar heater, just to give you some idea.
Rating Newest Oldest. Best Answer: The difference between 5w30 and 10w30 is that 5w30 flows better at colder temperature. If you live in a place where it gets cold often, or during the winter time, you will get better results using 5w30.Otherwise 10w30 oil is good enough, i usually use 5w30 all year round.ating Newest Oldest. Best Answer: The difference between 5w30 and 10w30 is that 5w30 flows better at colder temperature. If you live in a place where it gets cold often, or during the winter time, you will get better results using 5w30.
To optimize engine performance, use Warranty Certified Briggs & StrattonÂ® Small Engine Oil. Synthetic 5W-30 provides the best protection at all temperatures as well as improved starting with less oil consumption.See chart on right for more oil information. SAE 30: 40Â°F and higher (5Â°C and higher).il Recommendation. To optimize engine performance, use Warranty Certified Briggs & StrattonÂ® Small Engine Oil. Synthetic 5W-30 provides the best protection at all temperatures as well as improved starting with less oil consumption. See chart on right for more oil information.