User bought a used K20A engine missing external parts and needs a way to identify and source all missing components (hoses, sensors, wires, etc.) through an exploded diagram or comprehensive parts list.

No single website provides an interactive exploded diagram with a complete list of external parts for a K20A engine, including hoses, sensors, and wires, tailored to the specific variant and what's already present.

Severity

3Medium

Willingness to Pay

implied

Added

Jun 10, 2026

App Concept

MotorMate Parts Finder

An interactive platform that lets users input their specific engine model (e.g., K20A) and visually identify missing parts via exploded diagrams. Users can mark which parts they already have, generate a complete shopping list, and get direct links to purchase from suppliers.

Key Features

Interactive exploded diagram viewer by engine code and VIN
Check-off system to mark owned parts and auto-generate missing parts list
Supplier integration with real-time pricing and availability
Community-driven tips and compatibility notes

Target Users: DIY car enthusiasts and small garage owners restoring or swapping JDM engines, particularly Honda K-series.

Revenue Model: Freemium: free diagram access with limited parts list; $9.99/month or $49/year for full parts list + supplier links and community features.

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