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Small Engine Lubrication Systems

Puzzle Type: Educational
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Across
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Type of lubrication found in most small displacement gas engines
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Type of lubrication system used in automotive engines
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Type of oil viscosity used in hot weather
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___________ are added to prevent varnish deposits from forming on critical engine parts.
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American ________ Institute
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___________ Lubrication Alows intermittent metal to metal contact of parts.
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At least _______ gallon(s) is formed for every gallon of fuel burned
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Oil ____________ System
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Prevent friction bearings from rotating in their bore
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The resistance of movement when one dry surface moves against another
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Proper oil helps provide a good _____ between piston rings and cylinder wall
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__________ manual. Where oil specs can be found.
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Parts due this due to lack of lubricant
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The oil ____________ prevents oil burning problems
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Top API # stands for oil ________ classification
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Spark plug ____________ will occcur due to improper oil use or mixing in 2 cycle fuel.
Down
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Positive _________ Oil Pump
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Traps dirt, carbon and other harmful materials to prevent them from circulating through the engine.
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Complete unbroken film of lubrication
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Coating found on friction bearings
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Society of ________ Engineers
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_____________ displacement type pumps require a pressure relief valve.
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Name for the oil system part attached to many small engine connecting rods
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Oil that meets 2 or more SAE classes
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Microscopic ball bearings
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Ejection, Shunt and Barrel are types of these
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The process of reducing friction between sliding surfaces by introducing slippery or smooth substances
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Good engine oil must be able to _________ the effects of the corrosive combustion by products
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Type of oil viscosity used in cold weather
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The W in multi-viscosity oil stands for ________.
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Oil helps keep engine parts ______.