Hexagon nut M10 with width across flat 15

You need 8 pieces for one engine.

S/S hex nut M10x1.5 SW 14 between cylinder and cylinderheads on the outside bolts.

Washer for S/S hex nut M10x1.5 SW 14 between cylinder and cylinderheads on the outside bolts.

For all R80/100 GS, R and R80 G/S, ST.

for all models R50/5 - R100R/GS

For BMW

R50/5, R60/5, R75/5, R60/6, R75/6, R90/6, R90S, R60/7, R75/7, R80/7, R80RT, R100/7, R100S, R100RS, R100RT, R100CS, R45, R65, R65LS, R65GS, R80G/S, R80ST,
Paralever models: R80GS, R100GS, R80PD, R100PD, R80R, R100R, R100Mystik, R80Basic
Monolever models: R65, R80, R80RT, R100RS, R100RT