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Valve lash, or clearance refers to the ____________.

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holding the discharge valve open  relieving the intercooler pressure to the atmosphere  using an enlarged, permanently opened clearance expansion space  a pre-charged accumulator  
pilot valve oil pressure  speeder spring force  compensation needle valve clearance  centrifugal force on the flyweights  
top of the piston and bottom side of head, with the piston at BDC  piston and head, including the space around the piston to the top of the upper ringand under the valves, with the piston at TDC  bottom of the piston and bottom side of the head at TDC, regardless of upper ringlocation and valve placement  top of the piston and bottom side of the head at TDC as compared to that which existsbetween the top of the piston and bottom side of head at BDC  
excessively late injection timing for each cylinder  incorrectly adjusted intake valve timing  incorrectly adjusted fuel injector  incorrectly adjusted intake valve clearance  
back clearance  side clearance  gap clearance  taper clearance  
increased engine breathing efficiency  excessive valve lash  excessive lube oil consumption  lower than normal fuel consumption  
gate valve  globe valve  swing-check valve  plug-cock valve  
thermal valve  magnetic stop valve  bellows valve  bimetallic valve  
worn valve seats  worn main bearing  excessive valve clearance  weak rocker arm springs  
Spring-centered valve  Unloading valve  Three-position valve  Two-position valve  
having a shorter duration of opening  having a longer duration of opening  closing sooner  opening later  
compression ratio  valve size  fuel pressure  cylinder clearance volume  
clogged lube oil piping  excessive valve-guide clearance  high lube oil viscosity  low lube oil temperature  
later and closing earlier  later and closing later  earlier and closing earlier  earlier and closing later  
closing later  opening sooner  staying open for a shorter period of time  staying open for a longer period of time  
a test valve  an inspection valve  a stop valve  a non-return valve  
during the valve overlap period  with only the exhaust valve open  at a pressure below atmospheric  without cooling the cylinders or pistons  
later and close sooner  sooner and close later  sooner and close sooner  later and close later  
valve will open later  valves will close later  amount of fuel injected will be increased  amount of fuel injected will be decreased  
overloading the engine  low exhaust valve lift  excessive cylinder cooling  insufficient mechanical clearance  

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