16679-89R 16680-89R NEW OEM HARLEY-DAVIDSON XR-750 XR750 CYLINDER HEADS
OEM Harley-Davidson XR750 Cylinder Head Kits — Front & Rear
✅ Genuine Harley-Davidson OEM • ✅ Rare “Raised Port / Oval Port” Design • ✅ Brand New in Factory Packaging
️ Product Description
Up for sale is a matched set of OEM Harley-Davidson Front & Rear Cylinder Head Kits for the iconic
Harley-Davidson XR750 alloy racers.
✔ Correct for 1988 & later “Raised Port / Oval Port” heads
✔ Will also retrofit to earlier XR750 engines and XR1000 models
✔ 100% Genuine Harley-Davidson Racing Parts — not reproduction
✔ Brand new in original Harley-Davidson factory packaging
These are rare OEM race components — perfect for collectors, racers, and restorers of vintage Harley XR machines.
Features & What’s Included
- ✔ Front Cylinder Head Kit — Harley-Davidson P/N 16679-89R
- ✔ Rear Cylinder Head Kit — Harley-Davidson P/N 16680-89R
- ✔ Valve Seats
- ✔ Valve Guides
- ✔ Steel Exhaust Spigots
- ✔ Port Sleeve & Washer
Complete OEM kits with all critical hardware included — ready for installation.
️ Fitment & Compatibility
- ✅ 1988 & later Harley-Davidson XR750 “Raised Port / Oval Port” engines
- ✅ Retrofits to earlier XR750 models
- ✅ Also fits Harley-Davidson XR1000
- Confirm fitment for your specific project or restoration
Why This Set Is Special
- ✔ Rare Harley-Davidson Factory Racing Parts
- ✔ Genuine OEM quality for XR750 flat track racers
- ✔ Highly collectible — perfect for restorations or display
- ✔ Still sealed in original Harley-Davidson packaging
Condition
- ✔ Brand New OEM — never installed
- ✔ Original Harley-Davidson packaging
- ✔ Harley-Davidson Part Numbers: 16679-89R (Front) & 16680-89R (Rear)
- ✔ Authentic XR750 racing components