fs-ze

I swapped my fs-de motor for my now fs-ze motor. Everything worked fine, except the engine I got had a cracked intake manifold. Also, I need a new way with the wiring harness obviously. My problem is finding all go these parts for the fs-ze engine specifically. I can find all kinds of parts for...

I swapped my fs-de motor for my now fs-ze motor. Everything worked fine, except the engine I got had a cracked intake manifold. Also, I need a new way with the wiring harness obviously. My problem is finding all go these parts for the fs-ze engine specifically. I can find all kinds of parts for...

We ran across enough billets to get another run of the Japanese Mazdaspeed Familia FS-ZE camshafts made. We have them in stock and are available at the link below, FS-ZE Exhaust Camshafts These are the same as what we offered in the past and are the pre-TSB grind with more overlap. -Derrick

So here is the story. My engine was replaced at ~90k due to the rod bearings being worn so bad they were knocking. Reason being i had upped the boost to 1 bar (15psi) and it had put additional stress on the internals. The job was done at a Mazda dealer in Riverside CA. I had an extended warranty...

Hey i am new to the forums but not to mechanics, i built my fs-de with fs-ze internals, over bored pistons, j-spec cams, the whole 9 i got 10k+ in the block alone. when i crnak th ecar over it does not start, it motors but wont completly fire over. the crank is TDC so are the cams, now i have...

Wondering how well the JDM and CorkSport cams would work with an MP3 ECU on an NA Protege5. Are they worth it? What kind of gains will I see? Strange that the combo is much cheaper than the equivalents on protege garage, any comments on why?