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Case Study: Fuel Line Kit Supply for a marine equipment dealer in Eastern Europe

Source:Case / Time:2026-09-18

Fuel Line Kit for A marine equipment dealer in Eastern Europe

A marine equipment dealer came to us with a fuel line kit programme for Eastern Europe. The brief was ordinary and unforgiving at the same time: a fixed launch window, a landed cost that had to survive freight and duty, and a part that had to match an existing sample. This case records what was specified, what went wrong in sampling and how the bulk order landed.

The starting point

  • A specification nobody had written down
  • Warranty claims traced back to a single lot
  • Inconsistent hardness between lots

Fuel Line Kit case study

What was specified

PartFuel Line Kit
ClientA marine equipment dealer
MarketEastern Europe
Volume5,000 pieces across 3 specifications
Base materialBronze
Sampling rounds2
Delivery window6 weeks from PO to ex-factory
ComplianceSAE J431

How it was resolved

  1. The specification was rebuilt around Bronze and the tolerance locked before bulk.
  2. A pre-production sample was approved and kept as the golden reference.
  3. Production ran with in-line inspection and a mid-run photo report.
  4. Cartons were packed to the client's own barcode and ratio specification.
  5. Documentation shipped with the goods instead of after them.

Fuel Line Kit production run

Result

  • 5,000 pieces delivered inside the 6-week window.
  • Unit cost held within 2.0% of the original quotation.
  • Inspection-related rejection stayed under 1.5%.
  • The specification is on file, so reorders reproduce the approved sample.

What we would repeat

Keep one accountable owner on both sides. Most delays come from hand-offs, not from machines.

Planning something similar?

Tell us the model, the fitment and the quantity and we will hold a production slot for you.

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