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Qaagi - Book of Why

Causes

Effects

wearing offcausingvalve timing problems

If the chain had slippedcausingvalve timing " problems

a worn timing chain would bewill causevalve timing issues

a few teethcausingvalve timing failure

every valve cover removal / installationcausingvalve timing changes

harmonic waveswould causevalve - timing errors

to reduce emissions and maximize engine performance and fuel economy(passive) are designedValve Timing ( VVT ) systems

a gas distributorcomposedTwo valve timing

the companyinventedValve Time

The timing chain and gears ... worncausinglate valve timing

into the cam(passive) is designedLate valve timing

Many motorshave setvalve time

to sidecauseslate valve timing

y motorshave setvalve time

any motorshave setvalve time

rshave setvalve time

orderto ... setthe correct valve timing

orderto accurately setthe correct valve timing

ng Many motorshave setvalve time

Incorrect timing belt tensionwill causeincorrect valve timing

The air flow model may be usedto influencevalve timing / lift

resulting inbeing setincorrect valve timing

If timing belt has failed , it is possible that the camshaft sprocket key has been damagedwould causeincorrect valve timing

that the camshaft sprocket key has been damagedwould causeincorrect valve timing

sprocket key has been damagedwould causeincorrect valve timing

the chain will seemto get longer causingvalve timing to be altered

chainwould causeerratic valve timing

top timing chain tensioner failurecausedvalve timing to be out of synch

sludge build - upis causingvalve stiction

an internal timing issue on the front cylindercausingvalve timing to be off

on timing side(passive) is setValve timing

a four stroke engine we haveto setthe valve timing

Now its timeto setthe valve timing

to the timing marks(passive) is setThe valve timing

ableto setthe valve timing

using the TDC timing mark on the crankshaft(passive) must be setValve timing

stretched timing chaincausingvalve timing

A308 Offset Valve Tappet Gauge Set is designed for usesettingvalve tappets

orderto ... causethe valve timing

in turnsetsthe valve timing

the engine to reversecausingthe engine to reverse

of coursecan ... causeof course

correctlyto be setcorrectly

piston - to - valve clearancecausespiston - to - valve clearance

in driveability problems , such as loss of power , poor idle quality andcan resultin driveability problems , such as loss of power , poor idle quality and

Low VE(passive) can be caused byLow VE

from sticky valves at light throttle and low speedsresultingfrom sticky valves at light throttle and low speeds

low compressioncausinglow compression

piston / valve interferencewould causepiston / valve interference

All your symptoms(passive) are caused byAll your symptoms

poor low rpm performancewill causepoor low rpm performance

Lower numbers on one bank versus the other(passive) can be caused byLower numbers on one bank versus the other

lower compression readings and low engine vacuumwill causelower compression readings and low engine vacuum

the lack of compression and vacuum and maybe fixing that will fix the engineis causingthe lack of compression and vacuum and maybe fixing that will fix the engine

low figureswill causelow figures

to slightly lower compression due to more valve overlapcan leadto slightly lower compression due to more valve overlap

a low vacuum readingwill causea low vacuum reading

The back fire(passive) could be caused byThe back fire

The back fire(passive) could be caused byThe back fire

The back fire(passive) could be caused byThe back fire

excessive valve overlapcausingexcessive valve overlap

A steady but low reading(passive) could be caused byA steady but low reading

to increases in powerleadsto increases in power

spark knock in some casescan causespark knock in some cases

This ... , incorrect tappet clearance , where the valve hits the top of the piston(passive) can be caused byThis ... , incorrect tappet clearance , where the valve hits the top of the piston

in harsh , late shiftscould resultin harsh , late shifts

Technician A says(passive) is caused byTechnician A says

in the dreaded Check Engine lightresultin the dreaded Check Engine light

to the construction of an overhead camshaft engineleadingto the construction of an overhead camshaft engine

to power refrigeration unitsdesignedto power refrigeration units

specifically for extreme low temperature operationdesignedspecifically for extreme low temperature operation

specifically for mounting vertically in a motorcycle framedesignedspecifically for mounting vertically in a motorcycle frame

in very low manifold vacuum at idle and low engine speeds and throttle opening associated with the operation of the idle - transition systemresultsin very low manifold vacuum at idle and low engine speeds and throttle opening associated with the operation of the idle - transition system

in improved throttle response at initial throttle tip - inresultingin improved throttle response at initial throttle tip - in

in a negative overlap in which the intake valve and the exhaust valve are both closed from the exhaust stroke through the intake strokeresultsin a negative overlap in which the intake valve and the exhaust valve are both closed from the exhaust stroke through the intake stroke

in low compression readings and low engine vacuumwill resultin low compression readings and low engine vacuum

for maximum engine outputsetfor maximum engine output

the tappet clearance of No . 1 cylinder exhaust valvesetthe tappet clearance of No . 1 cylinder exhaust valve

the tappet clearance of the intake valve for No . 1 cylindersetthe tappet clearance of the intake valve for No . 1 cylinder

in an increase in torque ... but at the risk of bending valves or poor emissionscan ... will ... resultin an increase in torque ... but at the risk of bending valves or poor emissions

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Smart Reasoning:

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