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Case Study: Fuel Pressure Regulator Supply for a government fleet in Central America

Source:Case / Time:2026-09-18

Fuel Pressure Regulator for A government fleet in Central America

A government fleet came to us with a fuel pressure regulator programme for Central America. 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 fitment that looked right on paper and failed on the bench
  • A specification nobody had written down
  • Inconsistent hardness between lots

Fuel Pressure Regulator case study

What was specified

PartFuel Pressure Regulator
ClientA government fleet
MarketCentral America
Volume2,000 pieces across 6 specifications
Base materialHigh Density Foam
Sampling rounds3
Delivery window5 weeks from PO to ex-factory
ComplianceREACH

How it was resolved

  1. The specification was rebuilt around High Density Foam 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 Pressure Regulator production run

Result

  • 2,000 pieces delivered inside the 5-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

Fix the specification count early. Adding variants after production starts is the most expensive change a client can request.

Planning something similar?

Share a sample or a drawing and we will quote against a written specification, not against a photograph.

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