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Power Kit Extra upgrade to 1000cc - BMW R75, R90 Early Models 1969-1975/ Siebenrock
1100072,11R75/5 piston upgrade kit,R75/6 piston upgrade kit,R90/6 piston upgrade kit,R90S piston upgrade kit,R75/5 upgrade to 1000cc,R75/6 upgrade to 1000cc,R90/6 upgrade to 1000cc,R90S upgrade to 1000cc
 
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Part #: PistonKit0072

The ultimate 1000cc conversion kit for all BMW R75 and R90 models with 97mm cylinder base opening, including installation instructions.

See
PistonKit085 for kit applicable to later models.

The kit contains Nikasil coated cylinders with lighter (150g), spontaneous quiet running pistons. The kit also contains new piston rings, piston pins and stainless steel push rod tubes already installed in the cylinders. The piston shape is specially designed to require no further modifications to the head. All gaskets are included for installation!

The conversion increases torque and horsepower over the entire range of rpm's.

See preview of Siebenrock
Expert Opinion on Modification and Installation Instructions here.

Vehicle Manufacturer: BMW
Application: BMW Airhead Models
Make/Model: BMW R75/5,
R75/6, R90/6, R90S
Model Years: 08/1969 - 9/1975
Manufacturer #: 1100072 Siebenrock

Brand :
EME Price $1,199.99
BUY NOW $1,100.00
You save $99.99!

Part #: PISTONKIT0072
Qty:

Description
 
Kit Includes All The Top End Gaskets For Installation:
  • 2 GSK-Base001 Cylinder Base Gaskets
  • 2 GSK-Head715 Cylinder Head Gaskets
  • 2 VC-Gasket426OE Valve Cover Gaskets
  • 4 Cyl-Oring141 Cylinder Base O Ring
  • 4 PushRodSeal995 Push Rod Seals
Gaskets above is a match for the Siebenrock Gasket Kit # 1100426