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MGA Part Numbers - 57H
PART NO.  SPL.PAGE  DESCRIPTION                                                           
57H5010   16.N.8    Headlamp USA (2) -Com.(C)70222, Fin.(C)102856 -(road lamps, 1600 and
    1600-MK-II) -n0 longer available use component parts
57H5010   TC.N.6    Headlamp (USA LHD) (2) -(road lamps, electrical, Twin Cam) Com.(C)2278
    -was 17H5331
57H5049   16.B.2    Weight (2) -(distributor, 1600) Com.(E)16GC/H101 -not available use
    57H5420
57H5049   TC.B.1    Weight (2) -(distributor, ignition, Twin Cam) Com.(E)2223 -was 17H5095
    -for all service replacements AEJ41 distributor must be used see service memo MG301
57H5050   16.B.2    Shaft and action plate -(distributor, 1600) Com.(E)16GC/H101
57H5050   TC.B.1    Shaft and action plate -(distributor, ignition, Twin Cam) Com.(E)2223-
    was 37H5273 -for all service replacements AEJ41 distributor must be used see service
    memo MG301
57H5077   16.B.2    Cam -(distributor, 1600) Com.(E)16GC/H101
57H5081   16.N.3    Switch - panel light -(switches, 1600 and 1600-MK-II) -sub.for 47H5188
    -not available use 57H5526
57H5082   TC.N.1    Bracket assembly -commutator end -(dynamo, Twin Cam)
57H5083   TC.N.1    Bracket assembly -drive end -(dynamo, Twin Cam)
57H5084   16.L.1    Terminal assembly -(dynamo, 1600 and 1600-MK-II) Com.(E)16GA/H6272-
    was 17H5433
57H5085   16.L.1    Sundry parts -(dynamo, 1600 and 1600-MK-II) Com.(E)16GA/H6272 -was
   17H5433
57H5128   16.N.10   Window -lamp -(tag, road lamps, 1600) -Com.(C)88844 -was 7H5121
57H5132   TC.B.1    Plate -contact breaker base -(disributor, Twin Cam) Com.(E)2223-
    17H5421 condenser not available use 57H5477 condenser -for all service replacements
    AEJ41 distributor must be used see service memo MG301
57H5133   16.B.2    Cam -(distributor, 1600) Com.(E)16GC/L1012, H4004
57H5135   TC.B.1    Sundry parts (1-set) -(distributor, ignition, Twin Cam) Com.(E)2223-
    was 17H5106 -for all service replacements AEJ41 distributor must be used see service 
    memo MG301
57H5164   16.B.2    Bushing -(distributor, 1600) Com.(E)16GC/H101
57H5188   TC.N.3    Switch -panel light -(switches, Twin Cam) -was 47H5081
57H5258   16.N.11   Washer -shakeproof -nut (2) -(number plate, Switzerland, road lamps,
    1600 and 1600-MK-II) Com.(C)92079 -changed to LWZ404
57H5259   16.N.11   Cover -(lamp, number plate, Switzerland, road lamps, 1600 and
    1600-MK-II) Com.(C)92079
57H5292   16.N.8    Plate -light unit retaining -(headlamp N. America, road lamps, 1600
    and 1600-MK-II) -Com.(C)102857 USA, Com.(C)107031 Canada -not available use 27H3338
57H5336   16.N.8    Adapter assembly -(fog lamp optional, road lamps, 1600 and 1600-MK-II)
    -ACG5180 not available use 57H5336
57H5353   16.N.8    Gasket -body (2) -(headlamp N. America, road lamps, 1600 and
    1600-MK-II) Com.(C)102857 USA, Com.(C)107031 Canada 
57H5382   16.N.8    Headlamp -N. America -(road lamps, 1600 and 1600-MK-II)-
    Com.(C)102857 USA, Com.(C)107031 Canada -no longer available use component parts
57H5399   16.N.11   Gasket -lamp seating (2) -(stop/tail, road lamps, 1600-MK-II)-
    Com.(C)100352
57H5400   16.N.11   Base with bulb holder shells -L/H (2) -(stop/tail, road lamps,
    1600-MK-II) Com.(C)100352
57H5401   16.N.11   Base with bulb holder shells -R/H (2) -(stop/tail, road lamps,
    1600-MK-II) Com.(C)100352
57H5406   16.B.2    Spring -automatic advance (1 set) -(distributor, 1600)
    Com.(E)16GC/H101
57H5406   16.B.2    Spring -auto-advance (1 set) -(distributor, 1600) Com.(E)16GC/H101
57H5420   16.B.2    Weight (2) -(distributor, 1600) Com.(E)16GC/L1012, H4004 -was 57H5049
57H5421   16.B.2    Spring -automatic advance (1 set) -(distributor, 1600)
    Com.(E)16GC/L1012, H4004
57H5435   16.R.43   Mirror head -(wing mirrors, sundries, 1600 and 1600-MK-II)
57H5435   TC.R.54   Mirror head -(wing mirrors, sundries, Twin Cam) -optional
57H5436   16.R.43   Bracket assembly -L/H -(wing mirror, sundries, 1600 and 1600-MK-II)
57H5436   TC.R.54   Bracket assembly -L/H -(wing mirror, sundries, Twin Cam) -optional
57H5437   16.R.43   Nut -mirror fixing -(wing mirror, sundries, 1600 and 1600-MK-II)-
    changed to FNZ105
57H5437   TC.R.54   Nut -mirror fixing -(wing mirror, sundries, Twin Cam) -optional
57H5438   TC.R.54   Washer -shakeproof -(wing mirror, sundries, Twin Cam) -optional
57H5439   16.R.43   Washer -plain -(wing mirror, sundries, 1600 and 1600-MK-II)
57H5439   TC.R.54   Washer -plain -(wing mirror, sundries, Twin Cam) -optional
57H5440   16.R.43   Pad -rubber base -(wing mirror, sundries, 1600 and 1600-MK-II)
57H5440   TC.R.54   Pad -rubber base -(wing mirror, sundries, Twin Cam) -optional
57H5443   16.R.43   Bracket assembly -R/H -(wing mirror, sundries, 1600 and 1600-MK-II)
57H5443   TC.R.54   Bracket assembly -R/H -(wing mirror, sundries, Twin Cam) -optional
57H5477   16.B.1    Cover -(distributor, 1600) -was 17H5422
57H5477   16.B.1    Cover -(distributor, 1600) Com.(E)16GC/H8422 -was 17H5422
57H5569   16.N.10   Screw -lens fixing (4) -(tail lamp, road lamps, 1500, Twin Cam, 1600) -
    This part number does not appear in any MGA Service Parts List. It is offered as a 
    functional substitute part with different head style. 
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