2010-2013 Mazda 3 Engine and Performance
omfg it's jeremy just pm'd me asking about whether we were going to do underdrive pulleys.
Right now, we offer a lightweight crank pulley for the early BP powered Protege's, etc. Here's a link to one for an example: CORKSPORT Lightweight Pulley For Mazda 1.6/1.8 DOHC
The 2010 is a little...