JE Pistons Ultra Series Piston Kit - Harley-Davidson Milwaukee-Eight 114/117 - 4.320" 10.25:1 CR 114"/117" M8
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Ultra Series Piston Kit by JE PISTONS
✓ Fits: Harley-Davidson Milwaukee-Eight 114/117
Piston Kit - 4.320" - 10.25:1 CR - 114"/117" M8
- ✓ Propriety aligned grain flow forging technology for maximum tensile strength suited for high performance enviroment
- ✓ Cermic crown coating protects the piston by reducing heat transfer
- ✓ Internal and external bracing maintains optimized strength-to-weight ratio for longevity
- ✓ 3D undercrown milling in non-critical areas reduces overall weight
- ✓ Lateral gas ports and accumulator groove maintain power-producing ring seal even at high RPM and high boost
- ✓ Tuff Skirt is a propriety, moly based dry film skirt coating that is applied in-house and reduces operating friction for better wear resistance
- ✓ Offset pin reduces piston rock and minimize engine operating noise
- ✓ Skirt notches for optimal clearance at the bottom dead center
- ✓ Kit includes two pistons, premium ring pack, wrist pins and wire locks
Ships fast from DuneGoonShop!
📦 Shipping Information
In-Stock Items:
- Most parts ship next business day
- Modquad parts: Monday–Thursday dispatch
Made-to-Order Items:
- Custom swingarms & A-arms: 2–4 weeks
- EVP exhaust systems: 2–4 weeks
Stock Guarantee: Items marked "In Stock" ship immediately. Made-to-order items are built fresh for you.
Questions? Contact us—we respond within 24 hours.
