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Case Study: Throttle Body Supply for a marine equipment dealer in North America

Source:Case / Time:2026-09-18

Throttle Body for A marine equipment dealer in North America

A marine equipment dealer came to us with a throttle body programme for North 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

  • Documentation that arrived after the container shipped
  • A specification nobody had written down
  • Premature wear on the first batch

Throttle Body case study

What was specified

PartThrottle Body
ClientA marine equipment dealer
MarketNorth America
Volume5,000 pieces across 4 specifications
Base materialZinc Plated Steel
Sampling rounds3
Delivery window6 weeks from PO to ex-factory
ComplianceDOT

How it was resolved

  1. The specification was rebuilt around Zinc Plated Steel 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.

Throttle Body production run

Result

  • 5,000 pieces delivered inside the 6-week window.
  • Unit cost held within 3.0% of the original quotation.
  • Inspection-related rejection stayed under 0.5%.
  • The specification is on file, so reorders reproduce the approved sample.

What we would repeat

Lock the material standard before sampling. Once the base changes, every downstream approval has to be redone and the calendar slips.

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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