BOLD MAGENTA part numbers are new for 2026 ENGINE & COOLING PARTSCANADA.COM ATV/UTV | 2026 ENGINE & COOLING 645 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”. DESCRIPTION PART # Crankshaft assembly kit 0921-0114 CRANKSHAFT KIT FOR YAMAHA YFZ350 BANSHEE 87-06 • Includes crankshaft, top end bearing, premium main bearings and a complete bottom end gasket set that includes all seals and gaskets needed to do the job •Only one part number to stock and order •Crankshafts are factory assembled and precision trued to OEM specifications •Double-forged Wiseco connecting rods maintain superior dimensional consistency through improved grain flow •Shot-peening eliminates residual stresses and smoothly blends the rod forging surfaces •Corrosion-resistant surface treatment •Top and bottom end rod bores case hardened to 58-62 RC to optimize bearing running surface •Crank pin bearing radial running clearance is optimized to ensure maximum performance •Precision honing ensures ultra-round bearing surface •Precision engineered oiling slots maximize rod strength and bearing life •Double-drilled small ends provide the piston pin with extra lubrication and cooling, reducing distortion of top end due to thermal transfer from the piston • Silver-coated bronze phosphor thrust washers, with dimpled design to increase oil retention and reduce friction between rod and washer interface •Crank pin bearings are manufactured from the highest quality hot rolled steel; case-hardened to 58-62 RC •Caged needle roller bearings provide the highest possible rpm •Precision-machined crank webs 1 Crank only. No connecting rods. OEM STROKE CRANKSHAFTS FITS MODEL PART # BOMBARDIER/CAN-AM Defender 900/DPS/XT 22-25 0921-0991 Defender MAX 900/DPS/XT 22-25 0921-0991 FITS MODEL PART # BOMBARDIER/CAN-AM (CONT) Commander 1000 11-19 0921-09581 Commander 1000 DPS 12-15 0921-09581 FITS MODEL PART # BOMBARDIER/CAN-AM (CONT) Commander 1000 LTD 12-17 0921-09581 Commander 1000 X 11-13 0921-09581 CRANKSHAFT ASSEMBLIES OEM STROKE CRANKSHAFTS •Forged from 4140 steel and precision machined •Sold complete and ready for installation with the original proven Hot Rods connecting rods, top end bearings, and crankshaft webs • Factory assembled and trued to OEM specifications, Hot Rods cranks will meet or surpass the OEM in performance and durability •Crankshafts are fully re-buildable with genuine Hot Rods connecting rods and bearings •Multi-cylinder applications are sold complete with main bearings (unless specified otherwise) •Gears are made at a quality level of DIN Class 9 or higher STROKER CRANKSHAFT •Includes all the features and benefits of the standard crankshafts but also features increased stroke for increased displacement and horsepower •Drop-in replacement crankshaft that requires no modification in most applications •CNC machined and dynamically balanced to suit the increased stroke • Uses stock piston in most applications, unless noted •Can be matched with Cylinder Works Big Bore cylinders to get significant displacement and horsepower gains •Stroker crankshafts are not re-buildable as the rods are shorter than OEM CRANKSHAFT ASSEMBLIES continued on next page. H129 H100
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