Gasket Head - Mercruiser Gen IV V8 7.4L 454 CI. OEM# 27-13687 | WSM 580-040

Gasket Head Mercruiser Gen IV V8 7.4L 454 CI. OEM# 27-13687

This WSM gasket head is a quality aftermarket replacement part designed for Mercruiser.

It replaces selected OEM reference numbers including 27-13687, 27-8M0049045, FI5000259 and is suitable for service, repair and rebuild work.

Key Features

• Quality replacement gasket designed for dependable sealing performance
• Ideal for service, repair and engine rebuild work
• Manufactured for fit, durability and reliable installation
• Compatible with 1 listed fitment
• Replaces selected OEM reference numbers listed below

Product Details

• Brand: WSM
• WSM Part Number: 580-040
• Product: Gasket Head
• OEM Reference: 27-13687, 27-8M0049045, FI5000259
• Application: Mercruiser

Product Fitment

This part is suitable for the following models:

• Mercruiser – All Years

Why Buy WSM

WSM is a trusted manufacturer of aftermarket marine and powersports parts, known for dependable quality, strong fitment coverage and workshop-ready replacement components.

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• Gasket Set Intake Mercruiser 5.0 / 5.7L 305 / 350 CI. – 582-303

Please use the fitment guide, OEM references and images to confirm this is the correct part before ordering.