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Hey all, most of you know this part of the story but I picked up my 2007 SI coupe in August and have been enjoying it ever since. It was originally intended to be my fun summer daily while my speed lost its motor early in the season. Being in Canada, Ontario, i only have like 5 good months to...

Hey everyone, strange issue here ive been chasing, and i think it is related to the P0300 i get on COLD START ONLY. Im losing fuel pressure at wot. It seems pressure is dropping just randomly. It doesnt happen every time but when it does...it sucks lol. last week i replaced my fprv as it...

Hey all, as some of you know I track my car pretty often in the summer. One issue I’ve had is BAT’s getting up to the point where I’m seeing decreased boost and timing(built into my tune of course for safety) after only 2 or 3 laps. On the street this isn’t an issue, 2-3 back to back 4th gear...

Hey all, alot of you know my build, pretty simple, but i had the car dropped off to my buddies shop this week for him to install a muffler. The car was on a base map and drove just fine, no issues. when i picked the car up, i flashed the new map from my tuner, went to go wot, and as soon as the...

so as some of you know from my other thread, https://mazdaspeeds.org/index.php?threads/used-forged-bottom-end-help.7316/ ive recently purchased a motor for a very very good price. spent sometime at my buddies shop today going over things i have, and things i need. we were able to determine...

I'm always looking for a spare bottom end and one has finally gone up for sale locally. Sale includes a 0.020 over block, wiseco 88mm pistons, K1 rods, Crank, and rod bearings. Everything is used(except for the bearings) but the seller claims it was all checked for clearances. He's parting...

I like to read through builds while at work, so i thought id post up my story for others to read through. Not sure if this can be considered a build or not, but figured it would be ok for me to post up here. here we have my 2011 mazdaspeed 3, purchased in late december of 2016. I bought the car...

hey all, recently been having an issue where the car starts to go richer as RPM increases during WOT pulls. afrs go from around 11.4 to 10, to 9.7 as the RPM increases. i have cleaned the maf, replaced the seal between maf and intake, i have replaced to orings on my bov, checked intercooler...

Hey all, looking for some assistance in further setting up my car for road course racing (Time attack). The car is currently setup with all the mods in my signature. I also have a few parts waiting to be installed, mishimoto 19 row oil cooler, oil pressure / temp gauge, cork sport camber plates...