AFTERMARKET SPEEDO ANGLE DRIVE ON TRANSMISSION-C46183 /BG2401-05, BG2402-03 , 021-511 OR 120694 / 120694B / 120694Z , 13H2567: FITS:  .MGB: D-type overdrive (to November 1967) - Roadster to GHN3-138360, GT to GHD137795, all MGB with non overdrive gearbox (1962-1980) .AUSTIN HEALEY : 100-6, 3000 BN4-BJ8 ; YEARS 1956-1968 .JAGUAR (C46183) - XJ12, XJS, LIMO  .TRIUMPH - Spitfire with Overdrive D or J , TR3, TR4A With Overdrive, TR6 With Overdrive, TR7 (1975- 1976), TR250 With Overdrive, GT6 With Overdrive .ASTON MARTIN - V8 MODELS FROM 1969 DBS, V8'S 1972-1980 .SPITFIRE - OVER DRIVE ONLY .ROVER P6 .LOTUS ELAN  .CLASSIC CARS WITH ANGLED SPEEDOMETER DRIVES  THREAD: 3/4" (19MM)....PLEASE CHECK THREADING BEFORE YOU BUY.....NO REPLACEMENT WILL BE ENTERTAINED LATER ON ACCOUNT OF THREADING