Overview Reviews Product Description Manley 11103-8 Stainless Race Master Valves for 90-99 Mazda Miata 1.8L 16V Manley 11103-8 Product Videos Custom Field Product Reviews Write a Review Write a Review × Manley Manley 11103-8 Stainless Race Master Valves for 90-99 Mazda Miata 1.8L 16V Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *