This is the Speed Tuned 19XZ-B ABC 1/8 scale Buggy Engine from O.S. Engines. ******Because of the expressed racing nature of this engine,****** ******it is NOT ...More

This is the Speed Tuned 19XZ-B ABC 1/8 scale Buggy Engine from O.S. Engines. ******Because of the expressed racing nature of this engine,****** ******it is NOT covered by the O.S. 2 Year Warranty****** ******per page 8 of manual.****** Carburetor Settings, NOTE carburetor is preset at factory and requires very small adjustments Needle Valve: Approximately 3.5 turns open from fully closed Throttle: Approximately 0.5mm open from factory setting with reducer removed Metering Needle: Rotate until slotted head is 1.5mm away from ball link body Mixture Control Valve: Rotate until slotted head is flush with carb body jxs 04/06/11 ir/jxsLess