Siebenrock 1000cc Power Conversion Kit for R75 R90 R90S models 70-75

Siebenrock 1000cc Power Conversion Kit for R75 R90 R90S models 70-75
Click thumbnails and main image for enlargements
    Code: 1100072
    Price: $1,199.00
    Shipping Weight: 15.00 pounds
    Quantity in Basket: None
    Up to 10 HP power increase for 1970-09/75 with 97mm block bore.

    Just exchange Cylinders+pistons - nothing else has to be modified.

    FITS: From 1970-75 up to 09/75 production date (97mm block bore)

    Kit includes:

  • New Nikasil cylinders.
  • Stainless steel pushrod tubes.
  • Lightweight 9.5:1 1000cc pistons modified for your existing combustion chamber.

    Kit is complete except for top end gaskets.

  • Quantity: