On my 3 year old Plus Four (a very early one), a bit of decent welly (good high revs) after about ten minutes gets the heater going instantly. It is slow, I do agree, and on a winter day with the hood down, you could do with some nearly instant heat. Lets see if MY23 has improved this.
1988: 4/4, 1992: + 8, 1994: + 4 4str, 1996: +4 4str, 2001: + 8, 2018: + 4, 2020: + Four
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