Exedy Exedy 90-05 Mazda Miata L4 Stage 1 Organic Clutch (90-93 Req. ZF505 FW For Install - 215mm Upgd) - 10805 $774.95 EXEDY Stage 1 Organic Racing Clutches only use premium friction materials that are resistant to slippage and burst. Increased clamp loads give the necessary capacity to handle modified engines. This is the ideal clutch for street and light horsepower... Add to Cart