[Healeys] OVERDRIVE IDENTIFICATION

[Keith Taylor]

I have 7 overdrive units  with various numbers all BN1 - 2

Three have  BN1 mounting & centrifugal switch and are numbered : -
  28 / 1502 / 002187
  22 / 61711 / 028383 **
  28 / 1292 / 7137

Four are BN2 mounting and are numbered : -
  28 / 1327 / 1134
  28 / 1447 / 005267
  28 / 1447 / 12566
  28 / 1463 / 002155


Q       Which is correct for BN1 & BN2
Q       Are they all compatible with Healey
Q       What is the result of using the 22% ** unit
Q       If from other than Healey what are they from

Appreciate assistance

Keith Taylor
WAMBERAL OZ

BN1
BN2
100M.......if I ever finish them