Diesel Engine Overhaul Parts Checklist: How to Prepare an RFQ

By Volgen Power Editorial Team Prepare a multi-part request that connects each required item with the engine information, existing reference, quantity, photo and commercial requirement available to your purchasing team. Direct answer: An RFQ, or request for quotation,...
Bulk Camshaft Sourcing from China: Heavy-Duty Diesel Guide (2026)

Bulk Camshaft Sourcing from China: Heavy-Duty Diesel Guide (2026)

Quick Answer: Safe bulk camshaft sourcing from China requires control over eight procurement dimensions: the contracting party’s legal and manufacturing identity, the OEM-number and ESN matching process, sample-to-production consistency, payment and inspection...
OEM vs Aftermarket Camshaft: Heavy-Duty Diesel Guide (2026)

OEM vs Aftermarket Camshaft: Heavy-Duty Diesel Guide (2026)

Quick Answer: OEM camshafts provide the clearest brand-authorized sourcing and fitment path, while a qualified OE-equivalent aftermarket camshaft may reduce acquisition cost and lead time for an out-of-warranty engine. The right choice depends on OEM-number and...