JDM Buying Guides

Used JDM engine warranty checklist
Review this used JDM engine warranty checklist to understand coverage, exclusions, installation requirements, and claim documentation. Read more...
FA20 vs EJ25: which engine fits your build?
Compare Subaru FA20 and EJ25 engines for power goals, reliability, fitment, and swap complexity before buying a used JDM engine. Read more...
JDM engine replacement checklist
Use this JDM engine replacement checklist before buying and installing a used engine. Verify compatibility, compression, warranty terms, and required service items. Read more...