How To Build Racing Engines / 7 posts found

dry sump

How to Build Racing Engines: Wet Sumps and Dry Sump Oiling Systems

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Moroso dry sump oiling systems incorporate a shallow oil pan with multiple pickup points, remote dry sump storage tank with integral breather, multi-stage pump, and drive mandrel with cog belt. Lubrication is the critical life­blood of every racing engine. Without it, the engine’s lifespan is measured in seconds. The oiling sys­tem is designed to deliver a constant supply of clean, filtered oil to prop­erly lubricate all of the engine’s mov­ing parts. This includes the engine bearings, pistons and piston pins, camshaft and valve gear, and all the associated parts that make the engine run. In concert with its lubricat­ing function […]

How to Build Racing Engines: Guide to Torque and Horsepower

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Competition engines are designed and built to generate maximum torque and horsepower for their size and intended operating environment. Torque is the heart of the matter. Defined as...

How to Build Racing Engines: Crankshaft Selection Guide

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A high-end racing engine can produce a combustion pressure of about 1,400 to 1,500 psi. For example, if you apply that pres­sure to a 4.185-inch-diameter...
aluminum block

How to Build Racing Engines: Cylinder Block Guide

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Cylinder block selection is primarily application specific and may be limited by racing series rules. Requirements of your specific application may influence your choices based on block material, bore spacing, main cap material and configuration, cam location, and machinability. Selection might be limited to a two-bolt main stock pro­duction block or...
race engine

How to Build Racing Engines: Startup and Maintenance

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Initial engine startup and break-in procedures are vital to the success of every new racing engine. Countless hours of prepa­ration and a substantial amount of money have been invested to build the best possible engine. It is exciting to here a new engine run, but now is not the time to get in a rush. Many things can go wrong at this point...
CNC Dart Big Chief Chamber

How To Build Racing Engines: Cylinder Heads

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When selecting a cylinder head for a particular application it is important to closely match the desired RPM range based on port dimensions that include port length, cross section, and mid- and high-range flow rates...
Sonnys Racing

How To Build Racing Engines: Choosing the Right Induction System

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Intake manifold characteristics and dimen­sions exert considerable influence on engine performance with respect to power band shape and positioning on the RPM scale. Race applications deal with three basic manifold types: dual-plane intakes, single-plane intakes, and tunnel ram intakes...