BOLD MAGENTA part numbers are new for 2023 ENGINE PARTS-UNLIMITED.COM STREET | 2023 VALVES,VALVE GUIDES AND SPRINGS continued on next page. 1357 DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES. SEE PAGES 4-5 FOR IMPORTANT EPA/CARB EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND NOTICE REGARDING NOISE REGULATIONS. VALVES,VALVE GUIDES AND SPRINGS • Extensive R&D on all applications to provide high-performance components that last longer than OEM • Black Diamond™ valves are one-piece forgings made from 21-4N high-performance stainless steel • Trademarked Black Diamond treatment provides a stem that has a longer life capacity • White Diamond® valves are one-piece forgings with hard chrome stems that are virtually impervious to wear • Inconel® 751 exhaust valve are designed to perform in even the most extreme forced-induction racing applications • Tensilite® titanium valves are cut from solid U.S.milled titanium bar stock • Flow bench tested to optimize intake and exhaust profiles FITS MODEL DESCRIPTION SIZE PART # SUG. RETAIL BMW 5/6/7/R80/R90/R100 70-95 Black Diamond™ intake valve Std. (42.00mm) 0926-2846 $37.95 Black Diamond™ exhaust valve Std. (38.00mm) 0926-2849 37.95 Intake valve guide Std. 0926-2850 26.95 Exhaust valve guide Std. 0926-2852 26.95 Spring kit w/ dual springs, H.T. steel retainers and bases (104 lb. @ 1.445”/196 lb. @ 0.367” lift, OK for .500” lift) .500” lift (max) 0926-2845 143.95 HONDA CRF250L 13-20 Black Diamond™ intake valve Std. 0926-3286 37.95 Black Diamond™ exhaust valve Std. 0926-3287 37.95 CRF250L 13-20, CB300F 16-18, CBR300 15-20 Intake/Exhaust valve guide Std. 0926-3288 24.95 CB750 79-82 (all), CBX 79-81 (all) Black Diamond™ intake valve Std. (25.00mm) 0926-3048 31.95 Black Diamond™ exhaust valve Std. (22.10mm) 0926-3049 31.95 KAWASAKI EX500R Ninja 500R 87-09 Black Diamond™ intake valve Std. 0926-3243 37.95 Black Diamond™ exhaust valve Std. 0926-3244 37.95 ZX10R 04-07 Lightweight H.T. steel valve spring retainers (set of 16) Std. 0926-3274 177.95 Valve tappets (set of 16) Std. 0926-3275 609.95 ZX10R 08-10 H.T. steel valve spring retainers (set of 16) Std. 0926-3237 177.95 Valve tappets (set of 16) Std. 0926-3240 609.95 KZ900/Z1 73-77, KZ1000/Z1 Police 77-05 White Diamond™ intake valve Std. (36.00mm) 0926-0349 37.95 White Diamond™ exhuast valve Std. (30.00mm) 0926-0351 37.95 Intake valve guide Std. 0926-0333 17.95 Intake valve guide Oversized (+.002”) 0926-0334 17.95 Exhaust valve guide Std. 0926-0335 17.95 Exhaust valve guide Std. 0926-0336 17.95 Spring kit w/ dual springs (use OE retainers and bases) (90 lb. @ 1.330” / 265 lb. @ 0.475” lift) Stock up to .475” lift 0926-0332 71.95 KZ1000J 81-02 White Diamond™ intake valve Oversized 38.5mm 0926-0353 54.95 Intake valve guide Std. 0926-0333 17.95 Intake valve guide Oversized (+.002) 0926-0334 17.95 Exhaust valve guide Std. 0926-0335 17.95 Exhaust valve guide Oversized (+.002”) 0926-0336 17.95 Spring kit w/ dual springs (use OE retainers and bases) (90 lb. @ 1.330” / 265 lb. @ 0.475”) Stock up to .475” lift 0926-0332 71.95 SUZUKI GSX-R600 97-00 C630 intake/exhaust valve guide Std. 0926-3260 24.95 Valve spring retainers (set of 16) (titanium) (fits OEM springs) Std. 0926-3259 278.95 • Bar is cut, forged and then the valve stem is pulled from the forging and cross-section reduced, then given a final grinding and machining before being encased in a hard chromium nitride (CRN) shell • Valve guides are made of C630 nickel-aluminum bronze • Super-clean silicon wire used in valve springs is ground, not shaved, and X-rayed at regular intervals to check for flaws • Titanium retainers are made from 6AL4V titanium alloy; designed to be the strongest and lightest for ultimate performance • Keepers not included; use OEM keepers and bases or Kibblewhite keepers and bases • Valves and guides are sold each; spring kits come complete for one motor and include instructions • All components made in the U.S.A. 0926-2846 0926-3260 0926-3258 0926-3263
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