CP Pistons SC7328-4 Forged Piston Set for 1989-1998 Nissan 240SX SR20DE/DET

Vehicle Fitment

• 1989-1990 Nissan 240SX XE - SR20DE
• 1989-1998 Nissan 240SX SE - SR20DE
• 1991-1992 Nissan 240SX LE - SR20DE
• 1991-1993 Nissan 240SX Base - SR20DE
• 1995-1998 Nissan 240SX Base - SR20DE
• 1997-1998 Nissan 240SX LE - SR20DE
• 1991-1998 Nissan 240SX SE - SR20DET

Fitment Notes

• Compression ratio: 8.5:1
• Bore size: 87.0 mm (3.425 in)
• Compatible with both naturally aspirated and turbocharged SR20DE engines
• Not CARB legal; not for sale in California or CARB states

Features

• High-strength 2618 aluminum forged construction for enhanced durability
• Precision CNC-machined and balanced to +/- 1 gram for optimal performance
• Accumulator groove included to improve oil control
• Double pin oilers, force-fed from oil ring, for improved lubrication
• Pick lock grooves for easy lock removal during assembly
• Wrist pins included at no extra cost for complete installation
• Designed for oversized valves and high-lift camshafts
• Dish-style piston design with no valve reliefs

Specifications

• Bore: 87.0 mm (3.425 in)
• Compression Ratio: 8.5:1
• Compression Height: 32.004 mm
• Rod Length: 136.250 mm
• Pin Diameter: 22 mm
• Piston Material: 2618 Forged Aluminum
• Ring Sizes: 1.0 mm, 1.2 mm, 2.8 mm
• Position: All cylinders (set of 4)

Included Components

• 4x SC7328-4 Pistons & Ring Sets
• 4x Wrist Pins
• 8x Circlips

Product Description

The CP Pistons SC7328-4 is a high-performance forged piston and ring set designed specifically for the 1989-1998 Nissan 240SX equipped with the SR20DE or SR20DET engine. This set includes four pistons, wrist pins, and circlips, all crafted from high-strength 2618 aluminum forgings and precision CNC-machined to ensure optimal balance and performance. The piston's 87.0 mm bore and 8.5:1 compression ratio make it ideal for applications requiring enhanced durability and power output.

Engineered with performance enthusiasts in mind, the SC7328-4 piston is designed to accommodate oversized valves and high-lift camshafts, ensuring compatibility with modified engine setups. The inclusion of accumulator grooves, double pin oilers, and pick lock grooves enhances oil control and simplifies assembly, respectively. Additionally, the wrist pins are included at no extra cost, providing a complete solution for engine rebuilds or upgrades.

Please note that this piston set is not compatible with 2025 models or newer and is not CARB legal, meaning it cannot be sold in California or other CARB-regulated states. Ensure your vehicle meets the specified fitment criteria before purchasing.