questions

Ok so I’m having a p0300 code on my 2008 Mazda 3 -after market exhaust, air intake, and tuning -rough idle and cold start -replaced cover head gasket, spark plugs, 1st fuel injector, MAF Sensor -At first it was a misfire for cylinder 2 then while working on the injectors (I swapped them...

I'm part way through replacing my timing chain and vvt, I just torqued the cams and afterwards was able to fit the locking plate back in with some coercing. Does this seem like too little tension? It feels like there's a tiny bit more tension when I take the locking plate out. If I need to add...

Hi all, new here and have been reading as much as I can. That said, I wanted to lay out my entire plan for this car over the next few months and see if I could get some input / recommendations from you fine knowledgeable folk on common pitfalls to avoid, other service I should perform while I'm...

Hey everyone, New here. I have a 07 speed 3 with full bolt ons and i bought a 2nd gen motor from a friend and just got it hung in the car. I have a few questions. I know the block is the same, however I have realized PS pump is different along with AC compressor (they will be swapped). my...