Technician A says that vacuum readings for an engine with a performance camshaft might be lower at idle. Technician B says that an engine that has worn lower main bearing will have lower oil pressure at freeway/highway speeds. Who is correct? Technician A only Technician B only Both A and B Neither A nor B

Technician A says that vacuum readings for an engine with a performance camshaft might be lower at idle. Technician B says that an engine that has worn lower main bearing will have lower oil pressure at freeway/highway speeds. Who is correct? Technician A only Technician B only Both A and B Neither A nor B

Automotive Technology: A Systems Approach (MindTap Course List)

6th Edition

ISBN:9781133612315

Author:Jack Erjavec, Rob Thompson

Publisher:Jack Erjavec, Rob Thompson

Chapter12: Upper End Theory And Service

Section: Chapter Questions

Problem 5ASRQ: Technician A says off-square springs may cause increased stem-to-guide wear. Technician B says...

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Similar questions

Technician A says that an in-line six-cylinder diesel engine is usually longer and heavier than a V8 engine of the same displacement. Technician B says that there are twice as many teeth on the crankshaft as there are on the camshaft sprocket. Who is correct? and why? Technician A Technician B Both A and B Neither A nor B
Tech A states to check the camshaft for lift, the cam must be removed from the engine. Tech B says to check for a bent camshaft, the cam must be removed and placed onto a set of V-blocks and checked with a dial indicator. Who is correct?
Technician A says off-square springs may cause increased stem-to-guide wear. Technician B says excessive spring tension may cause premature camshaft wear. Who is correct? Technician A Technician B Both A and B Neither A nor B
Q1- Explain the duties of camshaft, distributor and alternator, which are among the engine parts
What provisions are usually included on tractor engines to aid in the correct timing of the camshaft?
List six checks that should be carried out when inspecting camshafts
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Technician A says that negative caster provides directional stability . Technician B says that pos caster results from excessive positive cam ber . Who is correct ?
Tech a says that the push on the piston top during the power stroke is transferred to the crank shaft through the connecting rod. Tech b states that the power is transferred from the piston through the valve train to the camshaft. Who is correct?
True False? Camshaft straightness is checked using V-blocks and a feeler gauge?
Technician A says that delayed shifting can be caused by worn planetary gearset members. Technician B says that delayed shifts or slippage may be caused by leaking hydraulic circuits or sticking spool valves in the valve body. Who is correct? a. Technician A only b. Technician B only c. Both A and B d. Neither A nor B
True or False? Some crankshaft and camshaft timing sensors have a specified gap that must be set during installation.