Another coolant Q!!!
#11
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Here comes a thread jack. But yea, I drained my fluid for the track and filled with water. I found the drain bolt on the water pump down near the shifter pedal but in my shop manual it says there is another drain bolt somewhere but I have been unable to find it. Google cant find any good pics of where the "other" drain bolt is. Can anyone give me a hint to where this other drain bolt is at and does it have an arrow pointing to it like the water pump drain bolt? Im on an 01 f4i.
#13
#14
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That won't completely drain the cylinders. The bolt is small, middle of the cylinders, behind the exhaust headers. Real pain to get to. When we did this on a buddy's F4i, took all the forward plastics off.
If you are not changing fluid type, won't matter much.
Pink is water and redline (water wetter). Not the same as Engine Ice, which is bluish purple, or Liquid Performance, which is orange. Engine Ice and Liquid Performace are still glycol based (like regular anti-freeze), but aren't quite as slick. Slickness matters when you dump it on a track because it is very difficult to clean up. Many race organizations and some trackday providers won't allow glycol based coolants.
If you are not changing fluid type, won't matter much.
Pink is water and redline (water wetter). Not the same as Engine Ice, which is bluish purple, or Liquid Performance, which is orange. Engine Ice and Liquid Performace are still glycol based (like regular anti-freeze), but aren't quite as slick. Slickness matters when you dump it on a track because it is very difficult to clean up. Many race organizations and some trackday providers won't allow glycol based coolants.
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