V-1710 on the P-38J/L with 60 in Hg was in WER power setting, 100/130 grade fuel. The V-1650-3 and -5 in WER setting (= 67 in Hg on 100/130 grade fuel) were making much better power than at 60-61in Hg, eg. see the chart here. Greg, in his infinite wisdom, does not acknowledge the effects of the...