...Sirio ST/52. Stroke 52 mm. , bore 49 mm. valve motor. Sirio SC 504. Stroke 50 mm. , bore 50 mm....
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Transcript of ...Sirio ST/52. Stroke 52 mm. , bore 49 mm. valve motor. Sirio SC 504. Stroke 50 mm. , bore 50 mm....
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