KDD 6.4 Powerstroke Steel Piston Longblock

<p><strong>Built to order, approx. 120 days lead time.</strong></p> <p><strong>Bring Your Powerstroke Back to Life with KDD's exclusive Steel Piston 6.4 Package</strong></p> <p>  <meta charset="utf-8">You don’t have to live with the ticking time bomb of factory 6.4 Powerstroke pistons. The OEM cast-aluminum design is notorious for cracking under high heat and load—often without warning—leaving you with a dead engine and a massive repair bill. In 2020, Kill Devil Diesel pioneered the <strong data-start="438" data-end="483">exclusive steel piston 6.4 engine package</strong>, eliminating this failure point for good.</p> <p data-start="529" data-end="873">Our proven solution uses <strong data-start="554" data-end="594">factory Ford 2020 6.7L steel pistons</strong>—renowned for their strength—paired with <strong data-start="635" data-end="683">custom USA-made forged steel connecting rods</strong> designed specifically for the 6.4 platform. The result is an engine built to thrive under extreme conditions, whether you’re towing, daily driving, or pushing serious performance numbers.</p> <p data-start="875" data-end="1249">Every KDD steel piston engine is CNC-machined and hand-assembled with unmatched attention to detail, delivering the power, efficiency, and bulletproof reliability your truck was meant to have. No more cracked pistons. No more sleepless nights wondering if today is the day your engine gives up. With Kill Devil Diesel, your 6.4 doesn’t just run—it’s built to <strong data-start="1234" data-end="1246">dominate</strong>.</p> <p data-start="1251" data-end="1322">Rediscover your truck’s true potential with the ultimate 6.4 upgrade.</p> <p><strong>S2+ Steel Piston Longblock - Sportsman Series</strong><br>Features:<br></p> <ul> <li>KDD Aluminum ICON Series O-Ringed Cylinder Heads: With our HD/Performance 100lb valve springs, perfect for higher boost and back pressure with upgraded turbos and injectors.</li> </ul> <ul> <li>American Made P1 or ARP Head Studs to eliminate leaking head gaskets</li> </ul> <ul> <li> <span style="font-size: 0.875rem;">KDD's proprietary steel piston package, including our custom CP Carrillo Rods</span><span style="font-size: 0.875rem;">  </span> </li> </ul> <ul> <li>USA made valvetrain - S2 Sportsman Series Camshaft: Engineered to maximize performance from 1000-4000rpm, quicker spool up and lower EGT's - plus KDD's Gen2 HD USA made lifters and chromoly pushrods. </li> </ul> <p><meta charset="utf-8"><meta charset="utf-8">- Precision CNC Blueprint Machining: CNC Bored/Chamfered and Square Decked, CNC torque plate honed to ensure maximum durability and proper ring seal.<br></p> <p>Performance Specs:<br>- Rated at 1000+ HP—ideal for daily driving, heavy towing, mild track use with supporting modifications (Stock to 60% over injectors, ideal for KC S2 drop in VGT or moderate to large single turbo)</p> <p><strong>S3+ Steel Piston Longblock – Outlaw Series - Built for Competition</strong><br>Features:<br><meta charset="utf-8"></p> <p style="text-align: left;">- KDD CNC Ported Aluminum ICON Series O-Ringed Cylinder Heads: Featuring 100lb HD Performance valve springs and Nitro-Black stainless steel valves.</p> <p style="text-align: left;"><meta charset="utf-8">- P1 or ARP head studs to prevent head gasket failure + main studs to keep the bedplate/main caps secured under extreme conditions</p> <p style="text-align: left;"><meta charset="utf-8">- KDD's proprietary steel piston package, including our custom CP Carrillo Rods, forged in the USA.  </p> <p>- S2 Billet Camshaft: Built for maximum power output while retaining drivability.   (Upgrade to S3 camshaft optional, will require additional 0.120" valve recession to the cylinder heads)</p> <p>- KDD's exclusive Jesel Valvetrain System - Forged steel, shaft mounted adjustable roller rockers + Jesel's DLC coated solid roller lifters for the ultimate high performance valvetrain. Tough enough for the track, dependable enough for the street.  </p> <p><meta charset="utf-8">- Precision CNC Blueprint Machining: CNC Bored/Chamfered and Square Decked, CNC torque plate honed to ensure maximum durability and proper ring seal.</p> <p>Performance Specs:<br>- Rated to handle 1,500+HP/6000RPM, S3 camshaft and CNC ported heads make this package ideally suited for higher RPM, competition level, ready for nitrous, compound turbos, and repeat track passes. <br>- Track Use Recommended: Not ideal for towing; recommended for 72mm or larger single turbos, compound turbos and nitrous.  </p>