The Heavy Duty Crankshaft Timing Gear is designed specifically for the 178F engine power weeder, ensuring precise engine timing and smooth power transmission. Manufactured from robust, wear-resistant steel, these gears maintain optimal synchronization between the crankshaft and camshaft for efficient combustion and reliable engine performance. Each set includes 2 pieces, making it ideal for repairs or replacements in agricultural and industrial applications requiring durable, long-lasting timing components.