Alternator and Power Steering Tensioner Block for the MX5

An alternator and power steering tensioner block for the MX5 NA, NB, and NBFL (1989–2005).

This block is used to ensure the correct tension on the alternator and power steering belts. With this genuine Mazda part, you can restore the original function and fit as intended by Mazda.

On the 1.6 models of the NA, this tensioner block is used for both the alternator and the power steering. On the 1.8 models and later NB/NBFL models, the block is used for the power steering.

Please note, compatible with:

NA 1.6L (1989–1998) – Alternator & power steering
NA 1.8L (1994–1998) – Power steering only
NB and NBFL all models (1998–2005) – Power steering only