OFFROAD BOLD MAGENTA part numbers are new for 2022 PARTS-UNLIMITED.COM 2022 | OFFROAD UPDATE ENGINE DISCLAIMER: NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES. SEE PAGES 4-5 FOR IMPORTANT EMISSION DEFINITIONS AND REGULATORY COMPLIANCE AND WARRANTY INFORMATION. 134 STAINLESS STEEL CONVERSION VALVE AND SPRING KITS • Stainless steel conversion kits include only what’s needed to convert your head to the long-life stainless steel Black Diamond™ or White Diamond® intake valves • Extends the life of the valvetrain and intake components by as much as 4x over the OEM titanium parts • Includes forged one-piece stainless steel intake valves, wound chrome-silicon heat-treated wire valve springs, ultra-light titanium retainers and hardened steel bases FITS MODEL DESCRIPTION VALVE LIFT PART # SUG. RETAIL HONDA CRF250R/RX 18-21 Intake .435” 0926-3378 $184.09 FITS MODEL DESCRIPTION VALVE LIFT PART # SUG. RETAIL KAWASAKI KX250F 20-21 Intake .450” 0926-3386 $168.62 LIGHTWEIGHT RACING VALVE SPRING KITS • Designed to outperform and outlast the factory valve springs • Kit features lightweight, high-strength CrSi valve springs, H.T. steel base washers and titanium spring retainers • Complete kit; everything you need to for a complete valve spring swap NOTE: See page 1048 of the 2022 Parts Unlimited Offroad catalog for additional valve spring kits. FITS MODEL DESCRIPTION PART # SUG. RETAIL HONDA CRF250R/RX 18-21 Intake: 1.295” installed height, 70 lb. seat pressure, 209 lb. open pressure, 0.435” lift; Exhaust: 1.290” installed height, 60 lb. seat pressure, 162 lb. open pressure, 0.400” lift 0926-3377 $213.03 KAWASAKI KX250F 20-21 Intake: 1.325” installed height, 60 lb. seat pressure, 204 lb. open pressure, 0.450” lift; Exhaust: 1.340” installed height, 50 lb. seat pressure, 165 lb. open pressure, 0.450” lift 0926-3385 213.03 FITS MODEL DESCRIPTION SIZE PART # SUG. RETAIL HONDA CRF250R/RX 18-21 Black Diamond intake valve Std. 0926-3379 $37.55 Black Diamond exhaust valve Std. 0926-3380 37.55 C630 intake valve guide Std. 0926-3381 22.22 C630 intake valve guide Oversize (+.010”) 0926-3382 22.22 C630 exhaust valve guide Std. 0926-3383 22.22 C630 exhaust valve guide Oversize (+.010”) 0926-3384 22.22 FITS MODEL DESCRIPTION SIZE PART # SUG. RETAIL KAWASAKI KX250F 20-21 White Diamond intake valve Std. 0926-3387 $29.81 White Diamond exhaust valve Std. 0926-3388 29.81 Tensilite titanium intake valve Std. 0926-3389 75.69 Tensilite titanium exhaust valve Std. 0926-3390 75.69 C630 intake valve guide Std. 0926-3391 22.22 C630 intake valve guide Oversize (+.010”) 0926-3392 22.22 C630 exhaust valve guide Std. 0926-3393 22.22 C630 exhaust valve guide Oversize (+.010”) 0926-3394 22.22 VALVES AND VALVE GUIDES • Tensilite® Titanium valves feature one-piece US-milled titanium alloy construction with a hard chromium nitride (CRN) shell; CRN offers excellent resistance to impact, abrasion and corrosion (Tensilite® valves are noted in the chart) • Black Diamond™ valves feature one-piece stainless steel construction with stellite tips and special impregnation to improve wear properties and reduce friction; all valves are Black Diamond™ unless otherwise noted in the chart • White Diamond® valves feature one-piece construction and hard chrome stems; White Diamond® valves are noted in the chart • All valves are compatible with OEM and KPMI® valve guides and spring kits • Valve guides are made of Ampco-45, a high-performance compound with 80% copper content to provide great heat conductivity and 5% nickel content for wear resistance (unless noted in chart) • Valves and guides are sold each • Made in the U.S.A. NOTE: See pages 1049-1052 of the 2022 Parts Unlimited Offroad catalog for additional valves, valve guides and springs. 0926-3379 0926-3387 0926-3391 0926-3377 • Components are created using Finite Element Analysis (F.E.A.) software, as well as proprietary camshaft analysis and spring design software • Specifically designed and engineered for each application • Made in the U.S.A. NOTE: See page 1047 of the 2022 Parts Unlimited Offroad catalog for additional stainless steel conversion valve and spring kits. 0926-3378
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