Single-component silicone sealant MD-SIL RTV

Siebenrock Replacement Kit
for all R100 models from September 1980, now with 4 pc. stainless steel pushrod tubes (no. 112001) !!!

Now available!!!
Siebenrock Replacement Kit
for all R100 models up to September 1980, now with 4 pc. stainless steel pushrod tubes (no. 112001) !!!

High quality piston for R100 with Nikasil cylinders B from 1981 on, produced with recent technical expertise.
MADE IN GERMANY!!

High quality piston for R100 with Nikasil cylinders C from 1981 on, produced with recent technical expertise.
MADE IN GERMANY!!

High quality over-size piston in 94.46 mm for all R100 models up to September 1980 produced with recent technical expertise.
MADE IN GERMANY!!!

For 1000cc Nikasil cylinders A from 1981 on, piston size 93.96 mm.
Cylinder, push rods and cylinder studs need to be shortened for this kit!

For 1000cc Nikasil cylinders B from 1981 on, piston size B 93,97 mm.
Cylinder, push rods and cylinder studs need to be shortened for this kit!

Modern and lighter pistons for R60/5, R60/6 and R60/7 - 1. oversize in 74,0 mm

Modern and lighter pistons for R60/5, R60/6 and R60/7 - 2. oversize in 74,5 mm

Modern and lighter pistons for R60/5, R60/6, R60/7 - 3. oversize in 75,0 mm

Modern and lighter pistons for R75/5, R75/6 and R75/7 - 1. oversize 82,5 mm

Modern and lighter pistons for R75/5, R75/6 and R75/7 - 3. oversize 83,0 mm

For all R 80 Nikasil cylinders B = 84,77 mm from 1981 on.

For all R80 Nikasil cylinders C = 84,78mm from 1981 on.

Sportpiston only 410 g, Size C = 93,98 mm

1. oversize in 90,5 mm

3. oversize in 91,5 mm

Please order 2pc for one engine.

made of SS for comparison 23111230599
fits all R2V Boxer

made of SS for comparison 23221030176
fits all BMW R2V Boxer

4 x 0,25mm, 4 x 0,30mm, 2 x 0,35mm, 2 x 0,50mm

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