JE Pistons 297117 11.5:1 CR 87mm Piston Kit for 2001-2006 BMW M3, Z3 M, Z4 M S54

Vehicle Fitment

• 2001-2006 BMW M3 (E46, S54B32, RWD)
• 2001-2002 BMW Z3 M Roadster (S54B32, RWD)
• 2001-2002 BMW Z3 M Coupe (S54B32, RWD)
• 2006-2008 BMW Z4 M Roadster (S54B32, RWD)
• 2006-2008 BMW Z4 M Coupe (S54B32, RWD)

Features

• Forged from 2618 T6 high tensile aluminum for extreme performance applications
• Asymmetrical Forged Side Relief (FSR) design for reduced friction and increased durability
• Compression ratio: 11.5:1, suitable for high-boost setups
• Bore diameter: 87.00 mm (3.425 inches)
• Compression height: 1.271 inches (32.3 mm)
• Piston volume: -13.20 cc
• Average piston weight: 330 grams
• Includes JE Pro Seal ring set for enhanced sealing
• Designed and manufactured in the USA

Specifications

• Material: 2618 T6 forged aluminum
• Piston head type: Inverted dome/dish
• Compression ratio: 11.5:1
• Bore diameter: 87.00 mm (3.425 inches)
• Compression height: 1.271 inches (32.3 mm)
• Piston volume: -13.20 cc
• Average piston weight: 330 grams
• Piston pin diameter: 0.827 inches (21.0 mm)
• Piston pin length: 2.250 inches (57.15 mm)
• Ring set included: Yes (JE Pro Seal)
• Forging type: FSR (Forged Side Relief)

Included Components

• 6x JE Pistons 297117
• 6x JE Piston Pins (0.827 inches x 2.250 inches)
• 6x JE Piston Pin Clips
• 1x JE Pro Seal Ring Set

Product Description

The JE Pistons 297117 Piston Kit is engineered for BMW enthusiasts seeking top-tier performance. Crafted from 2618 T6 high tensile forged aluminum, these pistons are designed to withstand extreme conditions, making them ideal for both street and track applications. The asymmetrical Forged Side Relief (FSR) design reduces friction and increases durability, while the 11.5:1 compression ratio provides optimal combustion efficiency for the S54B32 engine.

With an 87.00 mm bore and 1.271-inch compression height, these pistons are tailored for the 2001-2006 BMW M3, 2001-2002 BMW Z3 M Roadster and M Coupe, and 2006-2008 BMW Z4 M Roadster and M Coupe models. The kit includes JE's Pro Seal ring set, ensuring a complete overhaul for your engine. Whether you're building a daily driver or a competition-ready setup, the JE Pistons 297117 Piston Kit offers the reliability and performance you demand.