K-Series Intake Manifold Coolant Adapter Plate for K20/K24 Engines

Description

K Series Intake Manifold Coolant Adapter Plate for K20 and K24

The K Series Intake Manifold Coolant Adapter Plate is designed to facilitate the installation of a K20-style intake manifold onto K24 cylinder heads. This adapter is engineered to accommodate all K24 heads, including K24Z-Series (R40) variants, and features a 1/8 NPT port for a coolant temperature sensor. The adapter can be mounted using either a spring-loaded tab or by tapping the cylinder head, providing flexibility during installation.

Key Features

• Adapter plate for installing K20-style intake manifolds on K24 cylinder heads
• Compatible with all K24 heads, including K24Z-Series (R40)
• 1/8 NPT port for coolant temperature sensor
• Spring-loaded tab mounting option for secure fitment
• Option to tap the cylinder head using provided blind hole
• Designed for use with Honda Bond or similar gasket maker for sealing

What’s Included

• K Series Intake Manifold Coolant Adapter Plate
• Spring-loaded tab
• Blind hole for optional head tapping

Vehicle Fitment

Not specified by manufacturer

Installation Notes

• Do not install a gasket between the head and the adapter; mount the adapter directly to the head
• For tapping the head, use a 6.5mm drill bit to finish the blind hole in the adapter and a 5mm drill bit to drill the head
• Drill the head to a depth of at least 11mm, but not more than 14mm
• Use an M6x1.0 tap to thread the hole, starting with a standard tap and finishing with a bottoming tap
• Apply lube during tapping and check adapter fitment frequently to ensure a snug fit
• Use Honda Bond or a similar gasket maker for sealing

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