The maintenance system behind the engines that refuse to die.Not every engine will reach 500,000 miles. But the ones that did — the documented million-mile Tundras and Accords — got there the same three ways: consistent maintenance, conservative intervals, and mechanical sympathy. This handbook is that system, written down.Inside the 36 pages: The five killers of modern engines — thin oil, direct-injection carbon, turbo heat, auto start/stop, and E15 — explained plainly, with the documented evidence The 13-rule Japanese maintenance system — oil intervals, viscosity chosen honestly, warm-up, short-trip management, fuel selection, the fluids "lifetime" labels lie about The Danger List — 7 modern engines with recall- and lawsuit-level problems (Toyota V35A, Nissan VC-Turbo, Honda 1.5T, Ford wet belt, GM 6.2L, Hyundai/Kia Theta II, Subaru FB), what fails, and the exact protective regimen for each — plus the Trusted List of engines still built right Hybrids, CVTs, and rust — the rest of what decides whether a car reaches half a million miles 7 printable sheets — service logs, fuel log, symptom decision table, 20-point pre-purchase inspection, recall & warranty tracker, and the one-page quick reference card Every recall number, settlement, and interval traces to documented sources: owner's manuals, NHTSA records, manufacturer bulletins, published class actions. No invented experts. No fictional mechanics. Compiled from documented Japanese maintenance practice and manufacturer service data.August 2026 Edition. Free updated editions for all buyers — when recall campaigns expand (the Toyota V35A recall has grown three times since 2024), the handbook is updated and pushed to your library at no charge.7-day refund policy, no questions asked. Oil is cheap. Engines are not.