Barr MerCruiser 230 260 Inboard Upper Thermostat Housing 29-97429

Barr MerCruiser 230 260 Inboard Upper Thermostat Housing 29-97429

BAMC29-97429

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Regular price£77.40
/
Tax included.

Barr MerCruiser 230 / 260 Upper Housing

Legacy Inboard Models | MC-29-97429

Barr Marine aftermarket upper thermostat housing for legacy MerCruiser 230 and 260 inboard models using the MC-29-97429 casting.

FITMENT CHECK: This upper housing is paired with a specific lower housing, gasket and port layout. It is not the same as MC-29-97428 used on 330/340 inboards.

Key Features

  • Upper thermostat housing
  • For MerCruiser 230 and 260 inboard models
  • Barr Marine aftermarket casting
  • Legacy centre-riser cooling arrangement
  • Housing only

Technical Specs

Part type Upper thermostat housing
Verified models 230 / 260 Inboard
Manufacturer reference Barr MC-29-97429
Thermostat included No
SKU BAMC29-97429

Compatibility / Fitment Guide

Engine / model Verified application Fitment checks
MerCruiser 230 Inboard Legacy applications using upper housing 29-97429 Typically interfaces with lower housing MC-29-87290; verify diagram.
MerCruiser 260 Inboard Legacy applications using the same upper casting Use specified gasket 27-90556 family.
Exclusion 330 / 340 Inboard These use MC-29-97428.
Exclusion Sterndrive applications with a different hose/cover arrangement Model name and cooling layout must match.

Compare casting, hose-port arrangement, upper/lower interface and engine serial-number parts diagram.

Part Number Cross Reference

Barr Marine MC-29-97429
Upper gasket application MC47-27-90556
Typical lower housing MC-29-87290
4Boats SKU BAMC29-97429

Aftermarket replacement; manufacturer references are used for identification only.

Frequently Asked Questions

Does it fit MerCruiser 330/340?
No. Those use upper housing MC-29-97428.

Is the lower housing included?
No.

How should fitment be verified?
Match the 230/260 inboard model, casting and cooling-system diagram.

Installation note: Clean mating faces, replace gaskets/O-rings and confirm unobstructed coolant flow before running the engine.

For the products under £150 the shipping is £6.99.

Free delivery for most items over £150.

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