Slow temp rise

[phil2.016v]

Which rear housing? And which increased pressure? (some explanation asked by a beginner...)

The small plastic housing on the back of the block just below the head, and the increased pressure was due to the sealed coolant system compared to the leaking one

[1975DCS]

The small plastic housing on the back of the block just below the head, and the increased pressure was due to the sealed coolant system compared to the leaking one

Thanks for your explaination!