Wiseco K692M9558-3D Forged Piston Nissan Bore Dome - VR38DETT 95.58mm 1.2cc

The Wiseco K692M9558-3D is a high-performance forged piston engineered specifically for the Nissan VR38DETT 3.8L twin-turbocharged engine. Featuring a 95.58mm bore, 1.350" compression height, 3.760" skirt height, and a -1.2cc dome profile, this piston is precision-built to withstand the demands of serious street and race performance builds.

Key Features:

• 2618 High-Strength Aluminum Alloy — forged from aerospace-grade material for superior tensile strength and durability under high-boost and high-heat conditions
• ArmorGlide® Skirt Coating — proprietary skirt treatment provides seizure resistance, reduced friction, and quieter engine operation
• -1.2cc Dome Profile — shallow dish crown designed to optimize compression ratio for turbocharged applications
• 1.350" Compression Height — precisely machined for correct deck clearance in VR38DETT builds
• 3.760" Skirt Height — engineered for maximum stability and proper piston-to-wall contact
• 0.9055" (23mm) Pin Diameter — sized to match OEM and aftermarket VR38DETT wrist pin specifications
• Fully Machined Crown Features — precision ring grooves with anti-detonation groove and additional ring seal improvements
• Forced Pin Oiling — ensures consistent lubrication of the wrist pin under severe duty conditions
• Engineered, Forged, and Machined in the USA — manufactured at Wiseco's Mentor, Ohio facility using cutting-edge CNC equipment

Wiseco has been a trusted name in high-performance piston manufacturing since 1941, producing pistons built for racers, by racers. The K692M9558-3D is sold as a single piston, making it ideal for replacing an individual unit or completing a custom set. This piston is designed to handle heavy to severe duty performance applications in the VR38DETT platform.