TVR Griffith heat soak

TVR Griffith heat soak

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Discussion

Top Gear TVR

Original Poster:

2,250 posts

169 months

Yesterday (10:26)
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Has anyone found a way to get cool air from the heater / cooling system?

My valves are all correct but in standing or slow traffic there still too much heat coming from the vents.

I wondered about where the air intake is and whether there’s any mileage in improving the source of air?

sixor8

6,997 posts

283 months

Yesterday (11:32)
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If the valve is closing (I had mine replaced 2 years ago), the best you'll get is ambient air from outside the car. In built up areas on a hot day, this will always be warm. frown

The radiant heat coming through from the engine and gearbox you can't do anything about, unless extra insulation is fitted on a body off rebuild.

mk1fan

10,767 posts

240 months

Yesterday (17:24)
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Ceramic coat the manifolds, main CAT and front pipe. Will help move the heat out of the enginebay.

Mr.Grooler

1,212 posts

240 months

If you ve got the car in enough of a stripped state you could presumably insulate inside the wing too where the air is drawn through.

My 500 has the extra blower on the driver s side too which seems to make more noise than blow air, but it does help and gets used from time to time.

The connection from the flexi pipes to the plastic vents behind the dash though is terrible - on my car, a round(ish) pipe just rammed over a rectangular duct. A good chunk of what poor airflow there is must be leaking out here. Has anyone improved this bit too? Could just be taped up but whenever I’ve had the dash out it’s a lot easier for access to push the plastic vents back in at the end with a hand reached in past the glovebox to push on the plastic pipes so wrapping them up then would be pretty hard.

Edited by Mr.Grooler on Monday 28th July 06:40