DSS Racing 2-5070-4080 Features:

• Strong, Heat Resistant 2618 Alloy
• Proprietary "DMAX" Multi Stage Forging Process, Produces' a Superior Forging
• Patented "X Groove" Skirt for Superior Cylinder & Ring Performance & Durability
• Advanced Ring Lands Featuring a Combination of Accumulators and Drilling Ops.
• 6 additional areas of CNC milling for weight reduction in non critical areas.
• Thinner Ring Grooves Maximize Critical Ring Land Strength
• Larger CNC Machined Valve Reliefs for More Aggressive Head & Cam Combinations
• Heavy-Duty Piston Pins
• Double True Arc Pin Locks, Provide Redundancy
• Precision CNC Finished Pin Bores
• Drilled Forced Wrist Pin Oiling
• Drilled Bottom Ring Land Intersecting Oil Drain Backs
• Advanced Profile Precision Diamond-Turned Skirts
• Ring Set Required: RS-DM400-4080
• Ring Series: DM400
• Fits Base Engine: 455
• Compression Ratio: 65cc-12.60, 72cc-11.65, 76cc-11.18
• Calculated Zero Deck: 10.16
• Compression Height: 1.335 in.
• Rod Length: 6.7 in.
• Stroke: 4.25 in. (Stroker)
• Pin Locking Rings Included: Yes
• Wrist Pin Included: Yes
• Oil Rail Support Ring Included: N/A
• With Rings Without Rings: Without Rings
• Total Valve Reliefs: 2