22RE Throttle Body Idle Speed Adjusting Screw (Stainless Steel) With O-RingIs your Idle Speed Screw loosening by itself keeping the motor from idling properly? Is it stripped out from all of the adjustments over the years? Is it even on the throttle body anymore or did it fall out? LCEngineering is producing these custom Stainless Steel Idle Speed Screws on our CNC lathe to solve your problem. A new O ring is installed with a sealing lubricant prior to shipment. LCEngineering has added knurling to the end so no tools needed to adjust, just use your fingers. This is a must have for all 22RE engines! Follow factory service manual or decal under hood for idle adjustment procedure.