Athena 64mm Stock Bore Cylinders - Yamaha Banshee 350 (Pair) (1987-2012)
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Refresh your Banshee with direct-replacement Athena 64 mm Nikasil cylinders. Designed with larger water jackets to help the engine run cooler and triple exhaust ports for a wide, exciting powerband, these stock-bore cylinders deliver durability, reliability, and bolt-on performance. Cylinders only (pair) - use with 64 mm pistons.
✓ Fits:
- Yamaha Banshee 350 (All years 1987-2012)
- Direct replacement for stock bore (64 mm) applications
- Must be used with 64 mm pistons (not included)
✓ Features:
- Nikasil plated for low friction and long service life
- Larger water jackets to improve cooling performance
- Triple exhaust ports for a broad, responsive powerband
- Direct OEM replacement dimensions for straightforward install
- Cast-in AZ Quad Parts port specs
- Precision bores for 64 mm (stock) pistons
✓ What's Included:
- (2) Athena 64 mm Nikasil-plated cylinders (left + right)
- OEM-style casting with AZ Quad Parts port spec cast-in details
- Pre-finished bores ready for 64 mm pistons
- Transfer/exhaust port architecture with triple exhaust ports
Ships fast from DuneGoonShop!
📦 Shipping Information
In-stock items ship next business day. ModQuad parts dispatch Monday through Thursday.
Made-to-order and custom powder coat items show their lead time at the top of this page, right next to the truck icon. These are built fresh for you, so timing varies by brand and current backlog.
Need something by a specific date? Call us at 541-668-7503 before ordering and we will check stock and ETA on that exact part. We can often point you to an in-stock alternative from another distributor.
Questions? Contact us, we respond within 24 hours.