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Reading Spark Plugsby Meaux Racing Heads, Last Updated Dec 29, 2014Note: This article was written for naturally aspirated engines, do not use the timing & mixture information for power adder engines. For Power Adder - see Spark Plug Reading 101 This is only valid if you shut-off the engine after the finish line then tow the car back to the pits where you remove the plugs for reading!Or if you are on the dyno.VALID ONLY for full load acceleration or steady state dyno tests.Plugs are best vie …

So you went out and bought yourself a new headlight, or maybe you are still waiting to pull the trigger. But look! Your old headlight is still on your bike. How do you replace it with this new fangled LED tech? No need to worry. We have a full install guide right here.Pictured above is our kz400 cafe bike with a Wire Meshy yellow headlight, We will be removing this and installing the DANG! kit today.The tools you need depending on your light are as follows, 5mm allen, 6mm allen, and a 12-14mm wr …

     Looking to replace your old rusty beat up stock tank? Look no further! At speedmotoco.com we have all the parts you need to get your bike back on the road again.      So you have spark, a new set of carbs, now all you need is fuel! Oh no!! Your tank is damaged or missing. No need to worry. With a couple simple measurements you can find the perfect replacement tank at a fraction of the cost in comparison to a OEM replacement.      There …

Yamaha TR1 Road RacersParts at https://speedmotoco.com/ …

Great Article by Dan!!http://www.dansmc.com/valveclearence.htmValves ? I have no problems... mine are nice and quite. Maybe and maybe not. As we know, metal expands and contracts as it heats and cools. Because of this there needs to be some clearance for the metal to expand into. Sometimes it's a little and sometimes it's a lot. So what happens if there is too little clearance ? Well, for one thing the valve loses most of it's heat through the valve seat. If the valve doesn't seat fully it wi …