BOLD MAGENTA part numbers are new for 2024 ENGINE PARTS-UNLIMITED.COM STREET | 2024 PISTONS • From Daytona to Bonneville, JE Pistons continues to set the standards in street bike piston design •JE has recorded wins at Daytona with American Honda’s CBR600RR, low ETs on the drag strip and land speed records at Bonneville •Machined from 2618-T6 high-tensile forged aluminum •Dome/dish features smooth flowing radii; require no deburring or preparation •JE designs are specifically engineered for extreme applications including professional competition • Pins, pin fitment, lock and rings included •Made in the U.S.A. PISTONS continued on next page. 0910-5771 1425 DISCLAIMER: *EMIS (EMISSIONS CATEGORIZATION CODE). SEE PAGES 4-6 FOR CATEGORY CODES, IMPORTANT EPA/CARB EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND NOTICE REGARDING NOISE REGULATIONS. PRODUCTS NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES IF NOT CATEGORIZED AS “1” OR “4”. 0910-6392 0910-6400 FITS MODEL DISPLACEMENT BORE OVERSIZE COMPRESSION RATIO PART # SUG. RETAIL KAWASAKI ZX14 06-11 1352cc 84mm STD 9.5:1 0910-6392 $1,228.45 1352cc 84mm STD 13.5:1 0910-6393 1,228.45 1417cc 86mm +2mm 13.5:1 0910-6394 1,228.45 ZX14 12-19 1352cc 84mm STD 10.1:1 0910-6392 1,228.45 1352cc 84mm STD 14.1:1 0910-6393 1,228.45 1417cc 86mm +2mm 14.1:1 0910-6394 1,228.45 SUZUKI GSX1300R Hayabusa 99-07 1299cc 81mm STD 13.5:1 0910-6395 1,228.45 1330cc 82mm +1mm 13.5:1 0910-6396 1,228.45 1363cc 83mm +2mm 13.5:1 0910-6397 1,228.45 1397cc 84mm +3mm 13.5:1 0910-6398 1,228.45 1429cc 85mm +4mm 13.5:1 0910-6399 1,228.45 GSX1300R Hayabusa 08-20 1340cc 81mm 84mm 13.5:1 0910-6400 1,228.45 1407cc 83mm +2mm 13.5:1 0910-6401 1,228.45 1441cc 84mm +3mm 13.5:1 0910-6402 1,228.45 POWERSPORTS ULTRA SERIES PISTON KITS •In-house forging has allowed JE to develop proprietary Aligned Grain Flow Technology forging technology that directs the grain flow of the aluminum to flow around critical areas of the piston, increasing strength •Lateral gas ports channel combustion gases to the back of the top ring groove, which adds pressure behind the compression ring to keep it pushed against the cylinder, providing improved and more consistent ring seal, critical in boosted applications •Ultra-thick ring lands aid in maintaining ring stability in forced induction and high-horsepower N/A engines, contributing to consistent ring seal and consistent power •Thermal Barrier Crown Coating – a ceramic coating on the piston crown – greatly reduces heat transfer into the piston material, decreasing fatigue and improving longevity • Tuff Skirt – a proprietary, moly-based dry film skirt coating is applied in-house and reduces operating friction for better wear resistance •Accumulator groove provides additional volume to trap unwanted gases below the top ring to keep pressure low and ring seal and performance high •Double pin oilers – two oil channels feed into the pin bore to maintain proper lubrication to improve wrist pin and pin bore wear resistance • Includes upgraded 9310 wrist pins: stronger, thicker wrist pin material is designed to withstand additional loads of forced induction applications • Sold as a complete kit with all necessary pistons, rings, wrist pins and wire locks under one part number
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