<p>Buying guides for differentials, A/C compressors and other powertrain parts: how to read OEM numbers, ratios and specs before you order.</p>
A 4x2 gearbox drives one rear axle via one propeller shaft; a 4x4 unit must connect a transfer case and carry a front output. Why the two differ and how to order the correct Hiace gearbox.
Read ArticleAudit an engine leak-down test certificate: verify method, each cylinder, leak paths, traceability, and release gates before shipment.
Read articleVerify a Geely S160G manual transmission replacement using the correct code, part number, fitment photos, scope, fluid, and crate checks.
Read articleCheck Chery SQRE4T15C engine specs, fitment, scope, evidence, and freight. Use the buyer checklist before approving an engine.
Read articlePlan an Audi A6L 1.8T engine replacement with code, VIN, scope, test, warranty and shipping checks. Use the supplier-ready checklist.
Read articleCompare a 1RZ rebuild and replacement as complete installed jobs. Use the identity, inspection, scope, supplier and handoff checklist before approving work or requesting a fitment-confirmed quote.
Read articleCompare 4Y vs 3Y engine differences, fitment, supplied parts and test evidence. Use the checklist before choosing a replacement.
Read articleCompare 2KD-FTV vs 1KD-FTV specifications, fitment, assembly scope and warranty. Use the checklist before choosing a replacement engine.
Read articleToyota Hilux engine compatibility checks for VIN, engine code, interfaces, scope, tests, packing, and warranty. Build a qualified RFQ.
Read articleUse this Toyota Hiace engine replacement guide to verify fitment, assembly scope, test evidence, shipping, installation, and warranty before approval.
Read articleAudit a diesel long block supplier with a practical checklist for fitment, specifications, MOQ, test records, freight, warranty, and RFQ evidence.
Read articleBrowse our full range of engines, gearboxes, and transmission components — engineered for performance, built for reliability.
