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SHOCKS: Solving the Mystery |
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Shock Absorbers affect the handling of a race car as much as any other suspension component. However, shocks continue to be one of the least understood and most overlooked aspects of chassis tuning.
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Things to think about when purchasing a quality tire gauge |
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PSI Range ~ The most important decision is to get a gauge that works within the pressure range of the tires that you will be using the gauge on. For example, if you run 30 psi in your tires then you should get a 60 psi gauge. If you run 15 psi then you should get a 30 psi gauge. All tire gauges work best in the middle of it's range.
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Tech Columns From April 6th
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Proper Durometer Use |
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Durometers can be a very effective tool for selecting the best tires from a new stack as well as helping to decide when your used set needs replacement.
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Checking The MSD Ignition For Spark |
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The following test will determine if your MSD is producing a spark.
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Tech Columns From March 30th
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How to Adjust Valves on a Chevy Small Block |
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There are a several methods for a valve adjustment on a chevy small block engine. Everyone seems to have a valve adjustment method they are most comfortable with and some of them will work well, but some are an inaccurate valve adjustment method.
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Scaling Made Simple |
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Scaling your race car is arguably one the most important practices that you can do to increase your chance of visiting victory lane. Proper chassis set up requires that the weight balance is set correctly for the car, driver and track conditions. In order to achieve proper and repeatable weight balance a quality set of electronic scales will need to be obtained.
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Tech Columns From March 23rd
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Race Car Preparation |
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To finish first, first you have to finish is a phrase heard often at the racetrack. We all work towards having the fastest racecar. Equal if not more time should be put into having a reliable car. Having a mechanical failure or a part come loose when leading is a dramatic reminder of inadequate car preparation.
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When to Buy New Tires |
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Ever wonder when to buy that new set of tires? Can you get another week out of the old set and still be competitive. If you keep good notes then you can get an idea of when to step up for some new boots.
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Tech Columns From March 16th
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Proper Seat and Seat Belt Mounting in Sprint Cars |
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For maximum performance of the ButlerBuilt Sprint Advantage seat, the “Horseshoe” Brackets provided MUST be installed around the vertical A-Post tubes to the head surround flange. Notching of the flange may be necessary to allow for proper positioning for the driver.
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How to Shock Tune Your Chassis |
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Study the current Bilstein set-up recommendations for your particular type of racing. These combinations are tested and proven successful, but due to many variables that come into play under racing conditions, it is to your advantage to have a basic understanding of how shock damping rates affect your lap times.
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Tech Columns From March 9th
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Moroso Air Cleaners |
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For years, Moroso Air Cleaners and Accessories have set the standard by which all others are judged. Whether in triple-process chrome steel or anodized aluminum colors, Moroso Air Cleaners provide the racer or street-performance enthusiast with improved air flow, a lower stacking height, and unequalled fit and finish. Moroso Air Cleaners and Accessories are simply the best money can buy!
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Brake Balance Bar Set Up |
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Source: Bicknell Racing Products
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Tech Columns From March 2nd
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Frequently Asked Questions About Valve Springs |
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Installed height (also called assembled height) is the dimension measured from the bottom of the outer edge of the valve spring retainer where the outer valve spring locates, to the spring pocket in the cylinder head, when the valve is closed.
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Water Pumps & Pulleys |
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"In order to increase your cooling system's performance you must maximize both the WATER flow and AIR flow."
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Set Toe Properly |
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You will get better more consistent results adjusting your toe in settings if you go the extra mile to eliminate variables. You must first decide which technique that you plan to use to take the measurements. Each technique offers different benefits and drawbacks. The methods discussed here will be the Toe Plate method, Toe Bar Method and Tire Scribe Method. If you understand each toe setting technique you will be assured of repeatable results.
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Tech Columns From February 23rd
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How To Set Up Rear Suspension Bracket Timing |
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Understanding Coil Springs |
What is Spring Rate?
Spring rate refers to the amount of weight needed to compress a spring an inch (Example:500# per inch) To understand and properly check a spring for rate you need to know the factors that determine the rate of the spring. Fortunately, there are only three things that affect spring rate, so there's not that much to remember!
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The Power Enrichment System |
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The power enrichment system supplies additional fuel to the main system during heavy load or full power situations. Holley carburetors utilize a vacuum operated power enrichment system and a selection of power valves is available to “time” this system’s operation to your specific needs. Each Holley power valve is stamped with a number to indicate the vacuum opening point. For example, the number “65” indicates that the power valve will open when the engine vacuum drops to 6.5" or below.
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Tech Columns From February 16th
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Bird Cage Timing |
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The first thing to remember about 8 bolt bird cage timing is the bird cage is highly dependant on the rear end tube installation. Because the bird cage bolts to the end of the rear end tube, the timing of the tube has an adverse effect on the timing of the bird cage. The bird cage installation is a lot easier in this case.
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Brake Caliper Tech Tips |
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PAD WEAR: As long as your pads are wearing evenly across the pad surface, the pads can be used almost down to the backing plate. Spacer plates may be added behind the pad backing plate as it wears so the caliper pistons will not have to be exposed to the abusive track dirt and grit.
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Spotter Educate |
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Clear high! Green, Green, Green! I am sure you have heard a TV race where these terms were broadcast for all to hear. Maybe you have even used a scanner at a race and heard all the banter the goes on between the spotter, Crew Chief and Driver.
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