Tech & build notes

Build guides

Practical racing and performance notes for builders. Original store content — topics aligned with trusted industry education (we link out for deeper reading; we do not copy third-party articles wholesale).

• Carburetor Sizing Basics for Street and Race

  How to rough-size a carb for CFM, engine size, and rpm without guessing yourself into a lean stumble.

• Header Primary Tube Selection for Powerbands

  Primary diameter, length, and collector choices for drag, circle track, and hot rod builds.

• Nitrous: Plate vs Direct Port for First Kits

  When a plate kit is enough and when direct port starts to make sense for controlled power.

• Camshaft Lobe Separation Angle — A Practical Primer

  What LSA changes in idle, vacuum, and midrange for dirt, drag, and street motors.

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