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FARDRIVE / FD-VS0304

OM501 exhaust valve seat insert FD-VS0304

This om501 exhaust valve seat insert is listed at 39.08 × 30.50 × 7.50 mm. The 39.08 mm outer diameter differs from the 41.08 mm OM457 exhaust version. Check the cylinder-head version before ordering. Send the reference, engine version and quantity for a quotation.

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Product specification

Outer diameter D39.08 mm
Bore / throat d30.50 mm
Length / height L7.50 mm
FarDrive reference
FD-VS0304
Primary reference
A 541 053 05 32
Related references (check version)
541 053 05 32 / A 541 053 08 32 / 541 053 08 32
Product information confirmed
2026-10-20
Outer diameter / condition
Reference OD 39.08 mm; press-fit range 39.05–39.10 mm
Bore / throat condition
Throat diameter 30.50 mm
Height
7.50 mm; listed range 7.45–7.55 mm
Material description
Cobalt-base heat-resistant alloy / high-temperature powder metallurgy
Construction / configuration
The 39.08 mm outer diameter differs from the 41.08 mm OM457 exhaust version. Check the cylinder-head version before ordering.
Working-face angle
45°

Read these values together with the nominal, press-fit and finished-bore conditions above. Confirm the final version, drawing, material option and inspection requirements for the order.

PROCUREMENT & TECHNICAL REVIEW

Specification & purchasing questions

What is the key specification of this version?

39.08 × 30.50 × 7.50 mm; 45° working face. The 39.08 mm outer diameter differs from the 41.08 mm OM457 exhaust version. Check the cylinder-head version before ordering.

How should I distinguish another version with the same reference?

Use 39.08 × 30.50 × 7.50 mm and the construction / machining conditions listed here. A matching reference alone does not identify the same version; compare the actual part and drawing.

What information is needed for a quotation?

Send this FarDrive reference, quantity, engine details and destination. Specify material, finished or unfinished condition, inspection and delivery requirements. FarDrive coordinates sourcing, technical support and quotation terms for the enquiry.

What should I send when enquiring about FD-VS0304?

Identify FD-VS0304 and primary reference A 541 053 05 32. The listed dimensions are 39.08 × 30.50 × 7.50 mm; use the specification notes above to distinguish nominal, measured and finished conditions. Send the complete engine version, position, drawing revision or labelled sample measurements, quantity, material and inspection requirements, packing and destination. Keep uncertain fields marked for review.

How can I confirm the photographed sample?

Ask for photographs tied to FD-VS0304, including the complete part, both ends or faces, markings and labelled measurement positions. A category sample photograph does not establish this reference, a precision dimension or the material grade. Agree the drawing and sample acceptance scope before a batch order.

How are samples, price and delivery agreed?

For valve guides and seat inserts, the first sample is free when you provide a drawing. Confirm the sample specification and quantity first; freight, tooling, development and other charges are agreed separately. Price, availability, lead time, inspection documents and delivery terms are confirmed in the written quotation for the enquiry.

Evidence & review status

Owner-confirmed specification

Physical-product specifications confirmed by Taylor on 20 October 2026. This is not a new inspection or engine-specific fitment approval.

Editorial status checked: 28 October 2026

The ± range is a search tolerance, not a machining or installation tolerance. A reference or dimensional match does not establish interchangeability.

Send the reference or old-part photo, engine/head version and required quantity.

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