An acceptable means of tightening connecting rod and main bearing cap bolts is to measure the （）
Ⅰ.torque applied to each nut and bolt assembly
Ⅱstretch of each nut before and after tightening
A.Ⅰonly
B.Ⅱ only
C.both Ⅰ and Ⅱ
D.neither Ⅰ nor Ⅱ
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A.scavenging
B.forced draft
C.turbo-charging
D.aspiration
A.exhaust pressure
B.exhaust temperatures
C.cooling water temperatures
D.lube oil consumption
A.smoother engine operation
B.advanced fuel ignition
C.increased fuel economy
D.reduced engine power
A.Indicated exhaust pressure readings will increase
B.Pyrometer responses will be retarded
C.Indicated cylinder temperature readings will increase
D.Indicated firing pressure readings will increase
A.clogged lube oil piping
B.excessive valve-guide clearance
C.high lube oil viscosity
D.low lube oil temperature
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