This Porsche 997 CUP ratioset includes a layshaft and first gear. The set is interchangeable with Porsche reference number 997.302.961.6A Input gear: 13 Output gear:..
This Porsche 997 ratioset includes a layshaft and first gear. The set is interchangeable with Porsche reference number 997.302.261.7E. Input gear: 12 Output gear: 38..
