Ron Stone posted an answer for this Tecumseh Lawn Boy Push Mowers Insight Silver Powered Series - Sens - A - Speed Walk Behind Mower - 10685:
"should be close to none. but not open."
Ron Stone posted an answer for this Husqvarna 350 18 Inch Gas Chainsaw 52CC Fully Assembled Brand New 18":
"might need a longer hose in the oil tank"