for title, ## for sections)

5. Avoid horizontal rules and concluding statements
6. Use pure HTML <table> syntax for all tables
7. Follow the exact output structure:
   • Page Title
   • Part Overview
   • Key Parameters
   • Substitute Part Grouping Explanation
   • Parameter Comparison
   • Engineering Selection Recommendations
   • Frequently Asked Questions (FAQ)

I'm prepared to process your input data and generate the reference page. Please provide the complete input parameters for the main part and substitute parts list, and I'll create the output ready for direct web Markdown rendering.