4stHEAD
Valve Train Analysis
Software designed by engineers for engineers

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Valve Lift Design

Cam Follower Geometry

Cam to Valve Lift

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Valve Train Analysis

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2-Valve Head Layout

Side Valve Head Layout

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Input Graphics for Coil Springs (back)

General Coil Spring Input Information

Initial Coil Spring Data

Specific Tapered Spring Side Clearances

Specific Tapered Spring Coil Clearances

Input Spring Data - Check on total coil clearance against max valve lift and lash

 

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