ENGINE 273 HIGH-PERFORMANCE 2- AND 4-CYCLE MOTORCYCLE PISTONS •All Wiseco pistons are forged from aerospace aluminum alloys on Wiseco’s state-of-the-art forging presses •Built on a legacy of championships for over 60 years by American craftsmen •Wiseco pistons have the latest dyno-tested technology to out-perform the competition •Wiseco forged pistons are priced with rings and circlips •Wiseco rings, clips and wrist pins only fit Wiseco pistons; also note that ring types do not interchange (i.e. CD is not interchangeable with TD) WARNING: Wiseco pistons can be fitted only with Wiseco rings. SUG. DLR. SALE FITS MODEL OVERSIZE PART # RETAIL COST PRICE KAWASAKI 500S, H-1, KH, Mach III 1.5mm 149M06150 $184.95 $113.20 $67.32 YAMAHA RD350 73-75, RD400 76-79 Std. 393M06400 120.95 113.20 78.20 BORE SUG. DLR. SALE FITS MODEL SIZE (MM) PART # RETAIL COST PRICE HONDA CRF250R 14-15 76.76 0903-1703 N/A $132.60 $66.90 CRF250R/RX 18-19 78.96 0903-1729 N/A 131.30 68.30 HUSQVARNA FE250 20-23 78.96 0903-1729 N/A 131.30 68.30 KAWASAKI KX250 20 77.97 0903-1719 N/A 135.20 73.90 SUZUKI RM-Z 250 10-18 76.95 0903-1708 N/A 135.20 68.90 YAMAHA WR 250 F 15 76.97 0903-1711 N/A 135.20 74.90 YZ 250 F 14-15 76.97 0903-1711 N/A 135.20 74.90 YZ 250 FX 15 76.97 0903-1711 N/A 135.20 74.90 TOP END 4-STROKE PISTON KITS •Includes a forged 4-stroke piston and a top end gasket kit •Pistons are made by reverse extrusion •Produced with state-of-the-art CNC machines •Pistons made from special high-performance aluminum alloy with high silicon content for the same reliability of the OE piston •Provides greater resistance and excellent performance •Perfectly smooth profile ensures a regular flow and perfect flame propagation •Piston rings have a wear-resistant coating to increase and retain durability FITS MODEL SIZE MM PART # REPL. RINGS GAS GAS EC/ EX300 21-24 Std. 71.94mm 0910-6266 - HONDA CR250R 05-07 Std. 66.36mm 0910-1189 - CRF450R 02-03 Std. 95.98mm 0903-0818 - KTM 144SX 08 Std. 55.94mm - 0912-0658 150SX 09-15 Std. 55.94mm - 0912-0658 YAMAHA WR450F 16-18 Std. 96.95mm - 0912-0652 Std. 96.96mm - 0912-0652 YZ450F/FX 14-18 Std. 96.95mm - 0912-0652 Std. 96.96mm - 0912-0652 PISTON KITS •Manufactured in Japan and designed as OEM replacements •Cast from a high-silicon content aluminum alloymeets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. •Pistons supplied in a kit package that includes rings, wrist pins and circlips PROX PISTON KIT PRICELIST SUG. DLR. SALE PART # RETAIL COST PRICE 0903-0818 $212.46 $138.10 $108.20 0910-1189 138.41 89.97 52.14 SUG. DLR. SALE PART # RETAIL COST PRICE 0910-6266 $209.59 $136.23 $104.90 0912-0652 45.09 29.31 28.00 SUG. DLR. SALE PART # RETAIL COST PRICE 0912-0658 $36.35 $23.63 $15.18
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