Wiseco K0160B125 Quick Series Hollow Dome Forged Piston Set BBC Brodix Bore - 8 SR20 4.625

The Wiseco K0160B125 is a Quick 8 Series forged hollow dome piston set designed for Big Block Chevy engines paired with Brodix SR20 cylinder heads. Built on demand for serious engine builders, this set delivers a 14.9:1 compression ratio with a +28cc hollow dome volume and a 1.060" compression height, making it an ideal choice for high-output race and performance builds.

Key Specifications:

• Bore: 4.625"
• Compression Height: 1.060"
• Dome Volume: +28cc Hollow Dome
• Compression Ratio: 14.9:1
• Wrist Pin: .990" diameter
• Skirt Type: Strutted High Strength
• Application: Big Block Chevy with Brodix SR20 heads
• Ring Grooves: .043", .043", 3.0mm (rings sold separately)
• Set Includes: 8 forged pistons with wrist pins

Key Features:

• ArmorGlide® Skirt Coating — Wiseco's proprietary treatment reduces friction, improves wear resistance, and promotes quieter operation under sustained high loads
• 2618 High-Strength Forged Alloy construction for maximum durability in high-stress racing applications
• Anti-detonation and pressure seal grooves for improved combustion stability
• .180" tool steel wrist pin wall with Double Spirolox® clips for secure retention
• Vertical gas ports to enhance ring seal under high cylinder pressures
• Strutted high-strength piston design optimized for Brodix SR20 head geometry

This is a build-on-demand item, manufactured to order by Wiseco for engine builders requiring a specific bore size and compression height combination. Rings are sold separately. Note the Wiseco part number prefix K0160 denotes the Quick 8 hollow dome SR20 platform; the B125 suffix indicates a 4.625" bore size.