Harley Twin Cam 96 103 Cylinder Heads Pair Clean ACR Ported New Guides 16728-99 For Sale - New and Used

Save significant time and machine shop labor fees on your next engine build with this matching set of Genuine OEM Harley-Davidson Twin Cam 96ci / 103ci Cylinder Heads. Sourced from a professional builder\'s project inventory, this front and rear head pair has been fully chemically cleaned and media-blasted back to a immaculate, raw natural aluminum finish with completely spotless combustion domes.This premium set features factory-machined Automatic Compression Release (ACR) ports to accommodate easy-starting high-displacement builds. Additionally, the heads have been upgraded with a brand-new set of high-durability bronze valve guides professionally installed and sized. The structural cooling fins are 100% flawless, all gasket surfaces are perfectly uniform, and the manifold ports are smooth. Ready to be populated with your choice of performance valves and heavy-duty springs.Item Specifics

• Brand: Genuine Harley-Davidson (OEM Original Equipment Manufacturer)
• Casting Part Number: 16728-99 (Individually stamped FRONT and REAR)
• Factory Identifier Stamp: \"03\" Stamped on internal rocker box sections
• Compression Release Port Thread Size: M12 x 1.25 Metric Fine Thread
• Engine Type: Twin Cam 96ci / 103ci / 110ci Big Twin Powerplants
• Finish: Fresh Natural Clean Aluminum (Bead-Blasted)
• Condition: Excellent Remanufactured/Bare Core Condition (Spotless domes, brand-new bronze guides, flawless fins)
• Included Components: Bare front and rear cylinder head castings with new valve guides and exhaust studs installed. (Valves, springs, and ACR valves are not included).
• Sale Terms: This listing is strictly for exactly ONE (1) matching pair of bare front and rear cylinder heads as pictured.

🔎 Fitment & Application DataDirect factory drop-on upgrade for Twin Cam 96\" and 103\" engine blocks running electronic or manual decompression systems:

• Harley-Davidson Touring Models (2007–2016): Fits Street Glide, Road Glide, Road King, Ultra Limited, and Electra Glide platforms (FLHX, FLTRX, FLHR, FLHTK, FLHTCU).
• Harley-Davidson Softail Models (2008–2017): Fits Fat Boy, Heritage Classic, Softail Slim, Breakout, and Softail Deluxe platforms (FLSTF, FLSTC, FLS, FXSB, FLSTN).
• Harley-Davidson Dyna Models (2007–2017): Fits Street Bob, Low Rider, Wide Glide, and Fat Bob assemblies (FXDB, FXDL, FXDWG, FXDF).
• Twin Cam 88ci Upgrades (1999–2006): Can be used as a performance compression-release upgrade on older 88\" motors, provided the builder utilizes the correct late-style intake manifold flanges.

---