Banshee 10mm Supercub Crankcases – Trenched, Bored & Port Matched

🔥 Yamaha Banshee 10mm Supercub Machined Crankcases – Race-Ready Setup These are brand new OEM Yamaha Banshee crankcases, professionally machined for +10mm Supercub builds. Trenched, bored, and top-case port matched for 521 Supercub cylinders, this is the perfect foundation for serious drag, dune, or high-output builds. ✅ Fits all Yamaha Banshees running a +10mm DM-style Supercub engine✅ Includes Maxlock Titanium Allen Head Crankcase Stud Kit 🧰 Machining Specs: Trenched for +10mm Stroker Crankshaft Bored to Accept 78mm Big Bore Cylinder Top Case Ported to Match Drag-Ported 521 Supercub Cylinder 📦 Kit Includes: New OEM Yamaha Banshee Crankcase Set (matched pair) Complete Maxlock Titanium Crankcase Stud Kit Titanium Grade 5 Allen head for easy install/removal Lifetime warranty on all titanium fasteners OEM-style hardware compatibility Built for 2-stroke Yamaha Banshee engines ⚠️ Key Details: 6-Month Manufacturer Warranty Requires +10mm stroker crankshaft