MST Duratec Engine Auxiliary Belt Tensioner Assembly

MST Duratec Engine Auxiliary Belt Tensioner
As used in our Duratec engine alternator kit.

Fits all Mazda MZR based engines including Ford Duratec 1.8 -2.5L in top position on inlet side. Can be used in place of OEM auto-tensioner to make space for throttle bodies. Compatible with OEM 6PK V-Rib belts in just about any belt run you could imagine. Pulley centre bolt locks adjustment in place once tensioned using the top bolt.
CNC machined Bullet alloy, anodized black