frame block and cylinders Flashcards
main bearing caps are under the crankshaft
underslung
engine block used in medium and high speed engines
one piece block
engine block used in large and medium speed with bores 10 inches and bigger
multi piece block
engine block usually with overslung crankshaft
multipiece block
engine block with a bed holding crankshaft, block bolted to the bed and cylinders bolted to the block structure
3 piece block
material not to be used with caustic
aluminum
maximum pressure for engine block test
45 psi
discrimination of a deflection gauge
.0001 inch
main boring check when crank shaft is in place
deflection gauge
max deviation of bearing bores
half the maximum allowable main bearing clearance
cylinder does not contact coolant and have thin walls
dry liner
cylinder in contact with coolant with thick walls
wet liner
engine type with porting on cylinders
2 stroke
minimum positions to check a cylinder
3
cause of excessive and premature liner wear
parts from air filter