Review on 🔧 Pit Posse PP2590 90 Degree Air Mixture Carburetor Pilot Screw Adjusting Tool Kit - Premium Aluminum & Stainless-Steel Construction - Includes 7 Detachable Heads - Motorcycle/ATV Essential Accessories by Percy Haulin

Glad I got it instead of Motion Pro. I spent a lot of money on it after I couldn't square the mixing auger with the flexible shaft tool due to insufficient torque. Tool. It worked. The head is compact enough to fit in the tight space under the carb without having to reposition the carb like I did with the flex shaft tool. The feel of what the bit is doing is much better than a flexible shank tool. Torque delivery is smooth and strong. To answer some concerns/complaints I've seen from others while researching this type of tool: Gear Ratio: It's a straight 1:1, so one turn of the crank equals one turn of the screw. . It uses equal size helical bevel gears instead of a worm gear set or an unrivaled gear set. Sensitivity: I attribute the complaints people have about these types of gear tools to the fact that many of them (like the Motion Pro) use straight cut bevel gears that feel quite rough or "bumpy" when engaging and disengaging. " can feel . That's why spur gears are so loud. But the gears on this tool are spiral cut. The on/off is very smooth. The biggest problem I had was not being able to feel the gears, it was disorientation and misorientation. The application of torque my hand transferring so far away from my hand and the other way made me numb to what I was doing. I had to take a moment, focus and think about what I was doing to understand the importance of the feedback that was coming into my hands. This solved the "I don't feel like I'm doing it" problem. Another big issue was that the head was not aligned on the same axis of rotation as the propeller, which made the feel of the rotation a bit worse. The process seemed contradictory and difficult to control. Once I lined up the tool properly, the action was buttery smooth, even at high torque. It was difficult to align and hold the instrument in place, but hitting the sweet spot and getting out of the house makes a big difference. None of this is a tool error, just facts of human physics and anatomy. Gear Quality: These gears are very smooth to the touch with little backlash and positive mesh. The teeth are quite small so I'm sure that limits the torque-transmitting ability, but I didn't try to stress them until it was impossible to see what they were capable of. A more likely failure could be a tooth jump as the bearings are not as tight as they should be on this scale where a small movement is relatively large in relation to shaft alignment and position. Just saying I have no doubt they can easily handle any "lead screw setting" job this tool is advertised for, but I will not be using it to break out stubborn fasteners. Build Quality: This is lightweight aluminum. I used the included crank to put a little more lateral pressure on the shaft than I was really comfortable with, but it didn't budge and didn't threaten to fail. You must be very careful when sliding the head onto the shaft as the threads are very fine and flimsy and you can easily tear it off if you are not careful to engage the gear before closing the collar. I expect to film them sooner rather than later. The bottom bearing is a bit loose at the flat head of the blade and I believe the play is in the seat and not the bearing itself. The chuck head feels much better with no noticeable movement under load, although you can hear a slight click when you try to move him. The heads appear to be machined and felted blanks, the shaft pushed out. I like it. It was worth it to avoid disappointment in the work I had to do. I wish I knew you have to install an aftermarket mix screw before installing the carburetor and saved me that expense.