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Engine Cylinder Gasket Specification Example for Assembly Programmes: Touring Version

Source:Auto Oil Separator / Time:2026-09-18

Engine Cylinder Gasket Specification Example for Assembly Programmes: Touring Version

This is a worked specification for engine cylinder gasket in a touring 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 touring version version exists because the duty cycle on assembly programmes is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually a supplier who changed material without saying so.

Engine Cylinder Gasket

Example specification

ItemEngine Cylinder Gasket
ApplicationAssembly Programmes
VersionTouring Version
Base materialNylon 66
Controlled dimensions3 key dimensions, recorded per lot
Tolerance band±0.2 mm
Finishzinc plated
MOQ2,000 pieces per specification
Sampling14 working days, 3 days per revision
ComplianceIATF 16949

How the example is built up

  1. Start from the duty cycle, not from the catalogue photograph.
  2. Fix the base material in writing — Nylon 66, 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.

Engine Cylinder Gasket example

Processes involved

  • anodising
  • die casting
  • heat treatment
  • CNC machining
  • ultrasonic cleaning
  • injection moulding

Where this example applies

Programmes that run touring version most often specify this build for assembly programmes. Related applications include delivery vans, fleet maintenance, racing teams, construction equipment, boat trailers.

Checks before packing

  • Dimensional report against the approved drawing.
  • AQL 1.5 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

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.

Can you match an existing sample?

Send a sample and we will reverse-engineer the specification, then produce a counter sample for approval before any bulk starts.

What is the minimum order quantity?

The standard MOQ is 2000 pieces per specification. Mixed sizes inside one shipment are accepted once the total reaches that figure.

Do you handle mixed containers?

Yes. Most programmes consolidate several part numbers into one container to keep freight sensible at 2000 pieces per line.

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

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