BOLD MAGENTA part numbers are new for 2026 ENGINE PARTS-UNLIMITED.COM OFFROAD | 2026 ENGINE 1381 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”. FITS MODEL # PIECES IN HOSE KIT COLOR HOSE KIT PART # CLAMP KIT PART # KTM 890 Duke R 20-23 2 Orange 1902-1700 1902-1701 1290 Duke R 20-23 3 Orange - 1902-1703 RADIATOR HOSE KITS AND CLAMP KITS •High-performance silicone radiator hose kits •Each kit features improved flow for better cooling – up to 9 °F cooler •Color-matched to manufacturer’s production colors •Each kit is handcrafted in the UK using the best silicone and fabric reinforcement materials and are 100% visually inspected before leaving the factory •High-performance clamp kits (sold separately) feature marine-grade 18/8 stainless steel clamps with rounded edges, smooth inners and polished surfaces; contain all clamps necessary to complete installation of radiator hose kit 1902-1700 1902-1701 DESCRIPTION PART # SPLICERS (FIT HOSE ID) 3/4” L 1902-1157 3/4” in-line 1902-1158 3/4” T 1902-1155 3/4” Y 1902-1156 DESCRIPTION PART # IN-LINE REDUCERS (FIT HOSE ID) 3/4” to 5/8” 1902-1160 1.0” to 3/4” 1902-1161 RADIATOR HOSE FITTINGS •Zinc-plated steel fittings •Sold each •Made in the U.S.A. 1902-1155 1902-1156 1902-1157 1902-1161 DESCRIPTION PART # In-Line Super Cooler PD-541 IN-LINE SUPER COOLER FOR 60CC TO 125CC •Increases the cooling efficiency of any water-cooled system •Tapered venturi cooler has been shown to reduce cooling system temperatures by 5 to 10 °F •Installs in-line on the cylinder return line
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