Block Components & Pistons

  • Label
    Part Name
    Part No.
  • 1
    Block and Std pistons 850cc
    28G196
  • 3
    Core plug (1.625” diameter)
    2K8169
  • 3
    Core plug (1.326” diameter)
    AEC876
  • 3
    Core plug (1.647” diameter)
    AEH592
  • 4
    Oil gallery plug
    12G3503
  • 5
    Oil release passage
    2K1345
  • 6
    Block to head stud short
    CAM151
  • 6
    Block to head stud short
    TAM1617
  • 7
    Block to head stud long
    CAM150
  • 8
    Filter to block bolt
    CHS2613
  • 9
    Petrol pump stud
    CHS2515
  • 10
    Dowel - main bearing cap
    2A54
  • 10
    Dowel - main bearing cap
    12G1268
  • 12
    Mains bolt
    12G1398
  • 13
    Mains stud set (6 studs)
    AEG323
  • 14
    Mains nut set (6 nuts)
    C-AJJ4013
  • 15
    Liner (SU3367)
    12G164
  • 15
    Liner (was AEG239) SU3598
    AEG428
  • 17
    Drain plug
    53K2853
  • 18
    Drain plug washer
    6K638
  • 20
    Petrol pump blanking plate, (uses GUG705779GM gasket)
    2A265
  • 21
    22H983
  • 22
    Main bearing lock tab except Cooper ‘S’/1300cc
    6K927
  • 23
    998cc Piston set 4 ring
    P20773-00
  • 23
    P20950-20
  • 23
    998cc Flat top piston 10.3 to 1 CR - standard +20/40/60 sizes
    ADU3490-00
  • 23
    1275cc Piston set 9.4 to 1 CR TURBO
    P22357-40
  • 23
    1275cc Piston 8.8 to 1 CR
    P21251-00
  • 23
    1275cc Piston 9.7 to 1 CR
    P21253-00
  • 23
    Piston 73.5 Powermax 9cc dish
    P20659-00
  • 23
    Piston 73.5 Mar Motorsport 9cc dish (Mini Spares own)
    C-STR311

See next page for piston rings and ring sizes