<p>Practical engine guides: choosing engine assemblies, long blocks, cylinder heads and engine codes for Toyota, Hyundai, Audi and more. Written by TOSEN</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 ArticleSQRE4T15C vs 4F25TC1 compared: displacement, identification path, electronic configuration checks and assembly scope for two TOSEN engine assemblies, with the details every enquiry must carry.
Read articleFleet engine replacement cost includes more than the supplier invoice. Compare fitment, scope, installed cash, downtime, recoveries and retirement on the same time horizon.
Read articleVerify an engine serial number by preserving the physical mark, applicable model evidence, order records, packing photos, and receipt checks. Use the buyer sheet to accept, hold, or escalate the record.
Read articleBuild an auditable engine inspection and release packet covering identity, scope, test evidence, nonconformance, packing, and shipment approval.
Read articleTurn a wholesale engine warranty headline into a written coverage, evidence and claim schedule. Compare fitment, duties, remedies, MOQ and quote terms before ordering.
Read articleAudit an engine leak-down test certificate: verify method, each cylinder, leak paths, traceability, and release gates before shipment.
Read articleUse this engine oil pressure test before shipping guide to judge readings, trace the record, and build a release checklist before you confirm fitment.
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 articleLand Rover 204DTD common problems: check symptoms, VIN fitment, repair or replacement scope, warranty and first-start evidence.
Read articleBrowse our full range of engines, gearboxes, and transmission components — engineered for performance, built for reliability.
