Engine tuning kit BMW R 90 S -'75 1000cc

Suitable for several BMW models Boxer 2V produced from 1975 to 1980. Complete kit to increase the capacity 1000cc: the kit includes a pair of cylinders coated Nicasil, a pair of forged pistons and lightweight (150g of difference compared to the original), a pair of piston rings, pins and seeger rings. The installation requires no modification to the head of the result of the conversion cilindro. The result is an increase in torque and power; the kit also eliminates the typical decline of torque between 4,000 and 5,000 rpm.