Test 2 Questions Flashcards
When installing magneto. Where would be the piston?
TDC at No. 1 cylinder, compression stroke firing position
Which position the piston ring dot should be on?
ON TOP
Which oil is best for summer?
120 grade
Best oil for break in?
Mineral based
What is the purpose of impulse coupling? (refers to retard points)
to prevent kickback/delay sparks
Which compensate for engine thermal expansion?
Hydraulic lifter/valve train
No margin in the valve?
margin=nothing
no margin=pre-ignition
Job of discharge nozzle in idle position of a regular carburetor?
there’s no effect
Critical leaning of the mixture ratios caused by sudden opening of throttle is prevented by?
accelerator pump
Where is the discharge nozzle located in a normal carburetor?
Narrowest point of Venturi/Greatest restriction of the Venturi
What is describe best for pressure carburetor?
prevent carb icing
What describe best continental fuel injector?
continuous flow and distributes fuel evenly to each cylinder
Inside the manifold valve, what closes the cut off valve?
spring pressure/spring tension
What is most likely caused of sudden rich running engine and fuel draining out of the induction filter in the air box?
There is a hole in the float or needle stuck in open position
Purpose of oil bypass valve?
bypass the oil means the oil is not ready, bypass valve in open position and return it into the oil cooler
OR
system approximately sends 10% of the oil through the filter the back to the reservoir each time the oil circulates through the system.
