BOLD MAGENTA part numbers are new for 2024 ENGINE & COOLING PARTSCANADA.COM ATV/UTV | 2024 609 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 SPECIFICATIONS KIT CONTENTS PART # POLARIS Predator/Outlaw 500 03-07 Max valve lift (intake/exhaust) .440”, 1.375” installed height, 66 lb. seat pressure, 199 lb. open pressure 4 titanium valve spring retainers, 4 CrSi valve springs, Black Diamond™ valves (2 intake/2 exhaust), piston kit, top end gasket kit 0926-3401 Ranger 900 XP 14-19, RZR 900 15-22 Max valve lift (intake/exhaust) .435”, 1.360” installed height, 80 lb. seat pressure, 205 lb. open pressure 8 H.T. steel valve spring retainers, 8 CrSi valve springs (4 each intake/exhaust), Black Diamond™ valves (4 intake/4 exhaust), piston kit, top end gasket kit 0926-3402 RZR 1000 (including S, XP,Trail S) 15-22, RZR RS1 18-22, General 1000 (including XP) 16-22 Max valve lift (intake/exhaust) .435”, 1.360” installed height, 80 lb. seat pressure, 205 lb. open pressure 8 H.T. steel valve spring retainers, 8 CrSi valve springs (4 each intake/exhaust), Black Diamond™ valves (4 intake/4 exhaust), piston kit, top end gasket kit 0926-3403 SUZUKI LT-R450 06-09 Max valve lift (intake/exhaust) .415”, 1.190” installed height (intake), 1.215” installed height (exhaust), 61 lb. seat pressure, 168 lb. open pressure (intake), 56 lb. seat pressure, 157 lb. open pressure (exhaust) 4 titanium valve spring retainers, 4 CrSi valve springs (2 intake/2 exhaust), 4 H.T. steel base washers, Black Diamond™ valves (2 intake/2 exhaust), top end gasket kit 0926-3398 YAMAHA YFZ450 04-09 Max valve lift (intake/exhaust): .380”, installed height 1.105”, seat pressure 39 lb., open pressure 86 lb. 3 intake/2 exhaust titanium retainers, 3 intake/2 exhaust CrSi valve springs, 5 H.T. steel base washers,White Diamond® valves (3 intake/2 exhaust), 5 C630 valve guides, top end gasket kit and Viton® valve seals 0926-3399 YFZ450R 09-20 Max valve lift (intake/exhaust): .380”, 1.105” installed height, seat pressure 39 lb., open pressure 86 lb. 3 intake/2 exhaust titanium retainers, 3 intake/2 exhaust CrSi valve springs, 5 H.T. steel base washers,White Diamond© valves (3 intake/2 exhaust), 5 C630 valve guides, top end gasket kit and Viton® valve seals 0926-3400 CYLINDER HEAD SERVICE KITS •Everything needed to completely refresh/upgrade the cylinder head •Include lightweight racing valve spring kits with steel or titanium valve spring retainers, beehive or dual valve springs, steel base washers and Viton® valve stem seals •Black Diamond™ or White Diamond® stainless steel valves for increased longevity (valves are standard size) •C630 bronze or C674 Manganese (bronze) valve guides (standard size) •Top end gasket kit including base gaskets, engine case gaskets, exhaust gaskets, head gaskets and necessary O-rings and washers (as needed per application) 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 0926-3403
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