Before making promises about collection, coordinate the inspection, paperwork, seller release and transport. Give each part of the purchase its own check.
An engine that breathes without forced induction (no turbo or supercharger). Relies on atmospheric pressure alone. NA engines offer linear power delivery and simpler maintenance. Iconic JDM NA engines: Honda B16/B18 (VTEC), Toyota 4A-GE, Mazda 13B (rotary).
