The Darton MIDâ„¢ Sleeve Kit is available for many series of 4, 6, and 8 cylinder import and domestic engines and provides for maximum bore sizes and boost potential. The benefits of our MIDseries kits are:

• Cast iron performance in an aluminum block
• Improved block integral strength
• Improved cooling
• Kits can be installed by your local machine shop
• "Wet sleeve" replace-ability
• Full installation manual available on website
• Increased horsepower output potential
• High boost and horsepower potential
• Superior oil and compression control
• Superior cylinder sealing and ring wear
• Street or strip application
• Bulletproof Darton ductile iron
• 130,000-psi tensile strength

Available K20 Part numbers:

400-190-p (86mm-90mm)

Available K24 Part numbers:

400-200-p (87mm-90mm)

Xenocron Tuning is a Darton Distributor and can obtain the full line of Darton sleeves. Not all sleeve kits are in stock at all times, please contact us before placing your order to check our stock. If you need something that you do not see listed on our site, feel free to contact us!