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Diesel Truck Engine Specification Example for Dealership Service: Waterproof Version

Source:Mechanical Coupling / Time:2026-09-18

Diesel Truck Engine Specification Example for Dealership Service: Waterproof Version

This is a worked specification for diesel truck engine in a waterproof version programme. It is the document we would send a buyer who asks what exactly they are getting: the material, the dimensions that are actually controlled, the finish, and the checks that happen before anything is packed.

The waterproof version version exists because the duty cycle on dealership service is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually reorders that did not match the approved sample.

Diesel Truck Engine

Example specification

ItemDiesel Truck Engine
ApplicationDealership Service
VersionWaterproof Version
Base materialSintered Metal
Controlled dimensions4 key dimensions, recorded per lot
Tolerance band±0.05 mm
Finishpowder coated
MOQ200 pieces per specification
Sampling10 working days, 5 days per revision
ComplianceREACH

How the example is built up

  1. Start from the duty cycle, not from the catalogue photograph.
  2. Fix the base material in writing — Sintered Metal, in this example.
  3. List the dimensions that are actually controlled and the tolerance on each.
  4. Name the finish and what it has to survive.
  5. State the inspection level and who pays when a lot fails.

Diesel Truck Engine example

Processes involved

  • assembly line testing
  • laser cutting
  • CNC machining
  • gravity casting
  • ultrasonic cleaning
  • surface grinding

Where this example applies

Programmes that run waterproof version most often specify this build for dealership service. Related applications include export programmes, three-wheelers, workshop replacements, boat trailers, delivery vans.

Checks before packing

  • Dimensional report against the approved drawing.
  • AQL 4.0 sampling on the finished lot.
  • Finish inspection under agreed lighting.
  • Carton drop test on the first lot of a new packing specification.

Questions buyers ask

Do you handle mixed containers?

Yes. Most programmes consolidate several part numbers into one container to keep freight sensible at 200 pieces per line.

What testing is included?

Standard lots ship with dimensional and hardness reports. REACH documentation is issued with the shipment when your market requires it.

How is packing specified?

Individual packing, inner box quantity and carton marking are confirmed at quotation stage so the cartons arrive ready for your warehouse.

What happens if a lot fails inspection?

The lot is re-inspected against the golden sample, and replacement pieces ship on the next available booking at our cost.

Ask for the current catalogue and the specification sheet for this line.

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