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FrameScore guides
Short, practical guides to designing a space frame chassis and suspension, written for kit car builders, Formula Student teams and project car builders.
Chassis torsional stiffness: what is good, and how to measure itNm/deg explained, typical figures by class, and three ways to find your number.
Space frame triangulation: why every bay needs a diagonalWhere diagonals matter most, node and angle rules of thumb, and common mistakes.
Roll centre explained: how to find it on a double-wishbone carInstant centres, the front-view construction, and why roll centre height and movement matter.
Bump steer: what it is and how to fix itWhy the wheel toes in or out over bumps, how to measure it and how to correct it.
Chromoly vs mild steel for a space frame chassisSame stiffness, different strength: weight, welding, cost and which to choose.
Kit car chassis tube sizes: what to use and whyDiameter vs wall thickness, round vs square, and where bigger tubes pay off.