JE Pistons 324912S FSR Pro Series Piston Kit Bore Compression - 97mm 14.0 1

The JE Pistons 324912S is a high-performance forged piston kit engineered for demanding powersports applications. Featuring a 97mm standard bore diameter and an aggressive 14.0:1 compression ratio, this FSR (Forged Side Relief) Pro Series piston is designed to deliver maximum power and reliability in extreme operating conditions.

Key Features:

• Forged from premium 2618-T6 high-tensile aluminum alloy for exceptional strength and durability
• 97mm standard bore diameter with precision CNC machining
• 14.0:1 compression ratio optimized for high-performance applications
• FSR (Forged Side Relief) design reduces weight without sacrificing structural integrity
• Application-specific forging with optimized crown thickness for uniform heat distribution
• Advanced features including accumulator groove for improved ring stability and sealing
• Contact reduction groove minimizes frictional drag for increased efficiency
• Honed pin bores with wire locks included

JE Pistons has been the industry leader in forged racing pistons for over 75 years, with proven performance in professional motorsports competition. Each piston is engineered and manufactured 100% in the USA to exact specifications, ensuring consistent quality and performance. Pro Series pistons feature purpose-built forging designs that deliver the optimal balance of light weight and exceptional strength for high-performance builds.