Piston ring set (for one piston)
R80 models
Only for modells with nikasil cylinders. Compare 11251337398 / 11-25-1-337-398
84.8x1.75+2+4 mm STD
BMW R 80, R 80 RT, R 80GS, R 80R, R 80G/S, R 80ST
Stainless steel pushrod tube
2V models from 9/75 (not R45/R65)
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Duplex timing chain with chain link
/5 to /7 models
Duplex...
Simplex timing chain
From /7 models all 2V boxers
Simplex...