Motorcycle Engine Parts & Transmission

Heat-resistant
Extremely tear-resistant
Long service life

High-quality aluminium
oil coolers
for various motorcycles

Quality cylinder
incl. piston,
piston rings etc.

Available for many
models. High-precision
fit.

Siebenrock asymetric cam
shaft for BMW R80/R100
and R45/R65 models

High-quality aluminium
radiators for
various motorcycles

Displacement increase to
860 cc and up to 30%
more power for R45/R65

Quality replacement
clutch for various
scooters.

1000 cc big bore kit
for BMW R75/90
models up to Sept.1975

Quality replacement
piston incl. piston rings
etc.

Cylinder head covers for
all BMW 2V Boxer models
from 1969 onwards

Oil coller kit, centred
for BMW 2V R-models
from 1976

Oil pan extension ring
BMW 2V R-models up to
1.3 l more oil capacity!

Cylinder head covers for
all BMW 2V Boxer models
from 1969 onwards

Cylinder head covers for
all BMW 2V Boxer models
from 1969 anwards

Cylinder head covers for
all BMW 2V Boxer models
from 1969 onwards

Cylinder head covers for
all BMW 2V Boxer models
from 1969 anwards

Siebenrock quality
For BMW-R2V enduros
Cyl.head cover protectors

Cylinder head bolt acorn
nut from stainless steel
for BMW 2V-Boxer 1969-

Siebenrock piston-rings
for 1000 cc cylinders
with nicasil-coating.

Cylinder head covers for
all BMW 2V Boxer models
from 1969 anwards

Cylinder head covers for
all BMW 2V Boxer models
from 1969 anwards

1000 cc big bore kit
for BMW 2V R80 models
from 1981 onwards

1000 cc big bore kit
for BMW 2V Boxer
models up to Sept.1980

1000 cc big bore kit
for BMW 2V Boxer models
from Sept.1980 onwards

1000 cc big bore kit
for BMW R75/80/90
models up to Sept.1980

More horsepower, torque
and quiet-running for BMW
R100 from Sept.1980 up

More horsepower, torque
and quiet-running for BMW
R100 up to Sept.1980

More horsepower, torque,
quiet-running for BMW
R100 from Sept.1980 up

More horsepower, torque,
quiet-running for BMW
R100 up to Sept.1980

Siebenrock stainless
push rod protection tube
18mm for 2V Boxer 09/75-.