ENGINE 250 RACER ELITE™ 4-STROKE CR SERIES PISTONS •R&D developed to provide dyno-proven power gains •Asymmetric skirt design for improved wear and even loading on major thrust skirt •Precision fit ring; custom-lapped compression ring for improved power •100% billet machined for superior strength-to-weight ratio and optimized fit •High compression (14:1 for 450cc, 14.5:1 for 250cc) for maximum torque and throttle response •Dome design improves flame travel to maximize air/ fuel burn efficiency •DLC-coated piston pin reduces friction and improves scuff resistance •Enhanced pin oiling for improved lubrication and reduced friction •Pressure seal groove reduces ring lifting and power loss •ArmorGlide® skirt coating reduces friction for quieter operation, improved scuff resistance •Pistons include rings, pin, and circlips •Made in the U.S.A. SUG. DLR. SALE FITS MODEL DESCRIPTION PART # RETAIL COST PRICE HONDA CRF250R 16-17 14.5:1 compression 0910-5069 N/A $241.42 $170.40 RACER ELITE™ 2-STROKE SERIES PISTONS •The most advanced forged 2-stroke piston available provides premium performance and durability •2000 Series alloy provides extreme strength for extreme conditions •ArmorPlating™ for protection from harmful detonation and improved ring seal •ArmorFit™ skirt coating for perfect fit and conformability to your cylinder bore •Dedicated forging for greater strength and light weight •Premium-quality rings enhance sealing for each application •Superfinish piston pin reduces friction and smooths operation •Based on more than 75 years as the industry performance leader •Made in the U.S.A. SUG. DLR. SALE FITS MODEL BORE SIZE PART # RETAIL COST PRICE HONDA CR250R 05-07 66.4mm 0910-5084 $215.95 $154.27 $140.30 YAMAHA YZ85 02-21 48.5mm 0910-5118 N/A 83.19 58.70 SUG. DLR. SALE FITS MODEL DIAMETER (MM) PART # RETAIL COST PRICE HUSQVARNA FC Ktm engine 250 14-15/ KTM SX-F 250 13-15/ XC-F 250 13-14 77.96 0903-1717 $204.95 $177.50 $133.10 PISTON KITS •Made of high-performance aluminum alloy with high silicon content that guarantees the same reliability of the OE piston, while at the same time providing greater resistance and excellent performance •The smooth profile ensures a regular flow and the perfect flame propagation •The pistons for 4-stroke off-road motorcycles are made by reverse extrusion and produced by computer numerical control (CNC) machines •Piston rings create less friction with the cylinder and therefore a higher performance. The segments included (made in Japan), have a wear-resistant coating (PVD or chromium nitride) to increase the retain and the durability
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