Part Number: 521001. 1x Fluidampr 521001 harmonic damper. The Fluidampr 521001 Steel Internally Balanced Damper is engineered to provide superior protection for the crankshaft and valvetrain in 1993–2005 Mazda MX-5 Miata, 1993–2003 Mazda Protegé, 1992–1996 Mazda MX-3, and 1993–2005 Mazda B-Series vehicles.
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