WR5 BLACKDIAMOND ltdREDS Racing releases the new WR5 Black DIAMOND¢â LTD engine. TORQUE vs EFFICIENCYWR5 Black Diamond¢â is available in two different models: WR5 Black Diamond¢â and WR5 Black Diamond¢â HE High Efficiency. WR5 Black Diamond¢â LTD WR5 features the classic well known REDS 5 ports high torque power band. WR5 Black Diamond¢â HE High Efficiency LTD WR5 HE High Efficiency features low fuel consumption system and smooth power band for high driveability. BLACK DIAMOND¢âWe have improved the REDS 5 ports engine with a Black Diamond DLC Coated crankshaft. The DLC crankshaft can last approximately 3-4 times more than a standard crankshaft thanks to the extreme hardness and low friction of the diamond coating. Even the conrod life is lengthened about 50%. HCX¢â CARB UPGRADEWe provided the WR5 with an improved HCX¢â Carburetor featuring a new Flow Improved Low Speed Needle and new 7075 Aluminum Fuel Intake for improved tuning stability in extreme temperatures. GLOSS BLACKThe WR5 comes with a brand new Black Gloss Cooling Head which features an innovative design for improved air flow in order to increase the cooling and guarantee a low gravity center. The new cooling head is 10% lighter than the previous 5 ports generation. TECH SPEC |