Product DescriptionThis torque converter will most likely have a blue cover! This asymmetrical torque converter design has been very popular the past 30 years and has been used on many different brands of 5 – 9 HP small engines, go-karts, and mini bikes. This torque converter is an asymmetrical inline small engine clutch that will help you get more power out of your small engine by reducing engine load. A torque converter acts similar to a transmission, allows higher speeds out of your small engine, and smoother acceleration. Engagement range is approximately 2350 RPM. This unit includes both standard and metric hardware so you will not be guessing on chain size or bolts! Includes both sprockets – for #35 & #40/41/420, Metric & Standard mounting hardware. (4) Metric Mounting Bolts(1) Metric Crankshaft Bolt(4) Standard Mounting Bolts(1) Standard Crankshaft Bolt(1) #35 12 Tooth Sprocket(1) #40/41 10 Tooth SprocketEngine compatibility: It is compatible with most small engines with horizon