ENGINE 272 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 10-15 14.5:1 compression 0910-5074 $369.95 $241.42 $140.55 CRF250R 16-17 14.5:1 compression 0910-5069 369.95 241.42 143.45 CRF250R 18-19, CRF250RX 19 14.5:1 compression 0910-5127 258.95 241.42 168.30 CRF450R 13-16 14:1 compression 0910-5062 379.95 241.42 153.57 KAWASAKI KX250F 15-16 14.5:1 compression 0910-5070 369.95 241.42 140.55 KX250F 17-19 14.5:1 compression 0910-5075 369.95 241.42 153.57 SUZUKI RM-Z450 08-12 14:1 compression 0910-5067 379.95 241.42 140.55 YAMAHA YZ450F 10-13 14:1 compression 0910-5068 244.95 241.42 158.80 YZ450F 14-17, YZ450FX 16-18, WR450F 16-18 14:1 compression 0910-5065 379.95 241.42 180.48 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 CR125R 04-07 56.0mm 0910-5081 $204.95 $131.59 $98.99 KAWASAKI KX85 14-21 49.0mm 0910-5089 134.95 83.19 54.77 SUZUKI RM85 02-23 49.0mm 0910-5107 134.95 83.19 55.86 YAMAHA YZ85 02-21 48.5mm 0910-5118 134.95 83.19 46.17 YZ85 02-24 48.0mm 0910-5117 134.95 83.19 48.97 * Crankcase clearance required for 50mm and larger
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