DSS Racing K8740-4030 Features:

• Forged from Wear Resistant 4032 Alloy
• Substantially Stronger than Hypereutectic Type Cast Pistons
• Fully Machined Piston Crown
• Light Weight Design
• Precision CNC Finished Pin Bores
• Heavy-Duty Piston Pins
• Full-Floating or Press Fit
• Double True Arc Pin Locks Provide Redundancy
• Forged Oil Drain-Back Window's
• Forged Side Relief's
• Precision Diamond-Turned Skirts
• Boost and NOS Ready! (Mild Levels)
• Includes matching DSS Racing Moly ring set.
• Ring Set Required: RS-MR100-4030
• Ring Series: MR100
• Fits Base Engine: 347 Stroker
• Cylinder Head Style: 20-Degree Inline
• Compression Ratio: 58cc-10.82, 64cc-10.07, 70cc-9.43
• Calculated Zero Deck: 8.19
• Compression Height: 1.09 in.
• Rod Length: 5.4 in.
• Stroke: 3.4 in. (Stroker)
• Pin Locking Rings Included: Yes
• Wrist Pin Included: Yes
• Oil Rail Support Ring Included: Required
• With Rings Without Rings: With Rings
• Total Valve Reliefs: 2