ILMOR 2011 MV8 - Coolant Draining (Changing Coolant) and Filling

• Drainheatexchangersofrawwater.
 • Opencooledsystemswillhaveanoil/transmissionheatexchanger.
• Removeheatexchangerendcapsandallowdraining.
 • Closedcooledsystemswillhaveanoil/transmissionandengineheatexchanger.
  •Removeheatexchangerdrainplugsandallowdraining.
• Reinstallexhaustmanifolddrainplugs,engineblockdrainplugs,andheatexchanger
endcaps/drainplugsafteralltherawwaterhasbeendrained.Ifanyothercomponents
containrawwater,suchasawaterheater,drainthemnow.
• Torqueknocksensorretainingnutto15lb-ft.
• Removethecoolantcaptoallowforanairbleed.
• Removetheexhaustheaderfeedhosestothethermostattoallowforanairbleed.
Removethe1¼”hosebetweentheengineandheatexchanger.Allowallofthecool-
anttodrain.
• Drainbothexhaustmanifoldsbyremovingtheendplugsonthebottomrail.
• Drainthecylinderblock:
• 5.7L:Removeknocksensorsonbothsidesofblock.
• 6.0L:Removetheelectricheater17mmAllenplugfromtheengineblockraw
waterpumpside.Removethe10mmAllenplugonstartersideofengineblock.
•6.2L:Removetheelectricheater17mmAllenplugfromtheengineblockrawwater
pumpside.Removethe10mmAllenplugonthestartersideofengineblock.
•Re-assembleallhosesanddrainplugsonceallcoolanthasdrained.
•RefillcoolingsystemwithILMORantifreeze.Usepremixed50/50orusea50/50mix
ofILMORantifreezeanddistilledwater.Thecoolingsystemwilltakebetween5.8
gallons(22L)to6.8gallons(26L)ofcoolant.
•Withthecoolantcapoff,cycletheenginespeedfromidleto2000rpmin10-second
intervalswhileenginetemperatureisbelow104F(40C).Refillthecoolantreservoir
asneeded.
• Installcoolantcap.
• Cycleenginespeedfromidleto3000rpmin30secondintervalsuntilthecoolanttem-
peraturereaches76C(169F).
• Shutofftheengine.
• Topoffcoolantreservoirasneeded.
•Cycleenginespeedfromidleto3000rpmin30-secondintervalsuntilthecoolant
2011 ILMOR MV8 Owner’s Manual • Page 34
Coolant Draining
(Changing Coolant)
and Filling