Piston Super Duty 4.250" Bore M8 107 To 124" +.005 11.4:1
Piston Super Duty 4.250" Bore M8 107 To 124" +.005 11.4:1
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Piston Super Duty 4.250" Bore M8 107 To 124" +.005 11.4:1
Unleash the full potential of your motorcycle with the Piston Super Duty 4.250" Bore designed specifically for M8 engines ranging from 107 to 124 cubic inches. With a compression ratio of 11.4:1, this premium piston is engineered for performance enthusiasts who demand the best.
Key Features:
- Anodized Top Ring Groove and Crown: Enhances durability and longevity while providing improved sealing.
- Line2Line Abradable Skirt Coating: Applied with a precise .003" total thickness, this coating ensures a ZERO initial fit, allowing the piston to hone in for a snug and quiet running clearance.
- Round Wire Locks: Designed for easy installation and a secure fit.
- Premium Hastings Steel Nitride Rings: Features 1.2mm top rings and a 3.0mm second ring, ensuring excellent performance and reliability.
- Forced Wrist Pin Oiling: Provides superior lubrication, reducing friction and wear.
- M8 Version with Flat Top Design: Optimized for high performance with a compression height of 1.083" and valve pockets sized to accommodate 1mm oversize valves.
Benefits:
- Enhanced performance and efficiency for your motorcycle.
- Improved durability and longevity to withstand rigorous use.
- Precision engineering for a perfect fit and optimal performance.
Use Cases:
This piston is ideal for motorcycle enthusiasts looking to upgrade their engine's performance, whether for racing, touring, or off-road adventures. Designed to meet the high demands of M8 engines, it delivers reliability and power when you need it the most.
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

