Overview Reviews Product Description Manley 11101-8 Master Valve fits 1990-1999 Mazda Miata 1.8L DOHC 16 Exhaust Manley 11101-8 Product Videos Custom Field Product Reviews Write a Review Write a Review × Manley Manley 11101-8 Master Valve fits 1990-1999 Mazda Miata 1.8L DOHC 16 Exhaust Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *