MAHLE 197841325 Forged Racing Piston Bore Compression Pistons - 84.5mm 9.6 1

The MAHLE 197841325 is a high-performance forged piston engineered with 2618 aluminum alloy for exceptional strength and reliability in demanding racing and performance applications. This precision-machined piston features an 84.50mm bore diameter with a 31.7mm compression height, designed to work with a 89.6mm stroke and 145.05mm connecting rod length.

Key Specifications:

• Bore Diameter: 84.50mm
• Compression Height: 31.7mm
• Stroke: 89.6mm
• Connecting Rod Length: 145.05mm
• Wrist Pin Diameter: 22mm
• Compression Ratio: 9.6:1
• Dish Volume: -21.5cc
• Weight: 314 grams
• Material: 2618 forged aluminum alloy

Performance Features:

• 2618 aluminum alloy construction provides superior tensile strength and fatigue resistance at elevated temperatures
• Forged design ensures maximum durability under high cylinder pressures and extreme operating conditions
• Precise machining tolerances for optimal ring seal and reduced blow-by
• Engineered dish design for controlled combustion chamber volume and efficient flame propagation
• Lightweight 314-gram design reduces reciprocating mass for improved engine response

This MAHLE forged piston is ideal for high-performance engine builds, forced induction applications, and racing engines where reliability and power are critical. The 2618 alloy composition offers excellent thermal expansion characteristics and maintains structural integrity under sustained high-load conditions.