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if anyone is participating in motorsports or has done performance modifications to your car, and is worried about getting cut off by your insurance company, you might check this out: "If you are using your car for Solo1,Solo2 or have It modified in any fashion,lowering,engine swap,rollbar or...

any suggestions about cleaning a front mount intercooler that picks up dirt, winter road salt, oil film, etc? what's best? eg, a high pressure or low pressure water hose, a mild solvent spray/foam or just soapy water? i'm thinking of just using a garden hose and soapy water, using one of...

a mass air flow (MAF) sensor and manifold absolute pressure (MAP) sensor are two different ways of feeding fuel to an engine. some cars use a MAF and some cars use a MAP, but i get the impression a MAP system is preferred for turbo use. can anyone explain why? here's some comments from the...

if you take your car in for servicing, how do you stop the staff from taking it for a joy ride? there've been a couple of posts lately with pics of cars that had been dropped off for some minor body work or an oil change, and the staff crashed the cars out while out on a joy ride. the last...

sorry this is a nonmazda question, but i'm wondering if someone here can help me. i'm running these aftermarket cams in a hyundai 2.0 litre engine, and i'm thinking of going turbo. anyone know if they are turbo friendly in terms of overlap and duration, or are they too aggressive...

i've heard that to get the quickest acceleration times from a dead stop, you shift at max torque, which is only 3500 rpm on the flyin miata/BEGI turbo. see here: http://www.flyinmiata.com/protege/tech/dyno_runs/FM_P5_6psi.pdf seems kinda low. any comments? things must get kinda frantic at...

the timing at idle for the p5 is 10 degrees BTDC. can someone with an mp3 tell me what the timing at idle is for the mp3. you'll find the info on a sticker on the underside of the hood. thanks.