Below are aircraft that commonly need the 12-1021.
152, A152, 172N, 172P, 172RG, 177RG, 180J, 180K, 182P, 182Q, 182R, T182, 188, A188A, 188A, A188B, 188B, T188C, A188, 207, T207, U206E, U206F, U206G, TU206E, TU206F, TU206G, 207, T207, 210N, 210M, 210R, T210K, T210L, T210M, T210N, T210R, P210N, P210R when OEM regulator was a C611501-0102, C611504-0103 (** Requires purchase of adapter plate, 12-1021) R1224
114B, 114TC (4 Wire Regulators) with OEM Electrodelta VR515G, (**Requires purchase of adapter plate, 12-1021) R1224
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.
This adapter plate did not fit well in my 79 TR182. The holes did not line up with the old voltage regulator.
Does not line up with either the new plane power voltage regulator or the airplane holes... 172h.
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