2008-2010 Powerstroke ICON Series Aluminum 0-Ringed Cylinder Heads - Street Port (KDD-RCH640)

Most KDD Parts are Special Order, please inquire for an ETA. Lead times can vary from 3-8 Months.

Fits

The ICON series aluminum 6.4 cylinder heads. This project has been over a year-long in engineering and development. Totally new ground-up, clean sheet, USA design, no longer cast in China, better flow & better swirl...thousands of hours of research and development to bring you groundbreaking, unsurpassed performance!

Part Number: KDD-RCH640

• Superflow SF1020 for testing and development
• Dual-layer water jackets
• Gusseted/trussed head bolt reinforcements
• Extra ribbing and webbing in critical areas to disperse clamping load over a greater area
• 25% thicker deck surface
• Drastically increase both mass flow, and swirl
• The new CNC ported ICON heads increase (nearly double) cylinder swirl while increasing in-cylinder air mass by a massive 22%

• Valve covers are sold separately

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