JE Pistons 324722 Dome Piston Kit 98ci Big Bore 3.937" Bore 10.5:1 Compression Harley Twin Cam

The JE Pistons 324722 is a high-performance 2-cylinder dome piston kit engineered for Harley-Davidson Twin Cam 88"/96" engines, featuring a 100.00mm (3.937") bore diameter and a 10.50:1 compression ratio designed to increase your engine displacement to 98 cubic inches. This complete piston kit is engineered, forged, and machined 100% in the USA to deliver exceptional durability and performance for your V-Twin motorcycle.

Key Features:

• Machined from 2618-T6 high tensile forged aluminum for superior strength in high-demand applications
• Dome design features smooth flowing radii that require no deburring or preparation
• FSR (Fully Symmetrical Round) forging type with 8.7cc dome volume
• Includes complete ring set (JG1001-3937) with top compression ring (0.04" thick), second compression ring (0.048" thick), and oil ring (0.111" thick)
• Comes with high-quality wrist pins (927-2250-15-51C) measuring 0.927" OD x 0.627" ID x 57.15mm length, plus MW-style locks (927-073-MW)
• Average piston weight of 403 grams per piston

As the leader in forged racing pistons, JE Pistons has been at the forefront of V-Twin and Harley-Davidson piston performance for decades, with over 75 years of experience. JE designs are specifically engineered for extreme applications including professional competition, making this piston kit ideal for performance builds, big bore conversions, and riders who demand race-proven reliability. Pins, pin fitment, locks, and rings are all included and made in the U.S.A.