Engines and Components› Engines, Blocks and Components

Darton Sleeves

Darton MID Sleeve, 75mm-78mm Bore

$768.00

SKU: 400-100

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Overview

The Darton 400-100 is a MID™ sleeve designed for Honda and Acura engines. This sleeve has an overall length of 3.400 inches and a flange thickness of 0.230 inches. It features a flange diameter of 5.450 inches and is intended for applications with a bore range of 75mm to 78mm maximum.
Show original supplier description
The Darton 400-100 is a MID™ wet cylinder sleeve kit specifically engineered for Honda and Acura engines. This kit is designed to fit engines within a maximum bore range of 75mm to 78mm, offering enhanced durability and performance potential for various D16 applications. Constructed with Darton's renowned quality, the 400-100 sleeve boasts a 3.400-inch overall length, a 0.230-inch flange thickness, and a 5.450-inch flange diameter. These dimensions ensure a precise fit and robust integration into the engine block, supporting higher horsepower and boost levels that can exceed the capabilities of factory-cast sleeves. This sleeve is ideal for engine builds that require increased strength and reliability, particularly those aiming for performance modifications. The MID series sleeves are known for their superior strength and fitment, making them a preferred choice for enthusiasts and professionals alike seeking to push their engines beyond stock limitations.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

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Specifications

BrandDarton Sleeves
Part Number400-100
CategoryEngines and Components
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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