DSS Racing K2-3412-4040C 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-XP600-4040
• Ring Series: XP600
• Fits Base Engine: 393W - 5.8 Stroker
• Cylinder Head Style: 20-Degree Inline & Twisted Wedge
• Compression Ratio: 58cc-9.31, 64cc-8.83, 70cc-8.40
• Calculated Zero Deck: 9.475
• Compression Height: 1.3 in.
• Rod Length: 6.25 in.
• Stroke: 3.85 in. (Stroker)
• Pin Locking Rings Included: Yes
• Wrist Pin Included: Yes
• Oil Rail Support Ring Included: N/A
• With Rings Without Rings: With Rings
• Total Valve Reliefs: 3