Enhance the performance and reliability of your marine engine with this high-quality CDI Switch Box, specifically designed to fit a wide range of 4-cylinder outboard motors. Crafted from durable metal material, this CDI unit offers excellent wear resistance and long-lasting service life, ensuring dependable operation even under demanding conditions. Engineered to meet original equipment (OE) standards, it guarantees a perfect fit and direct installation for hassle-free replacement and optimal compatibility. Key Features: · Premium Metal Construction: Made from robust metal material for enhanced durability, wear resistance, and extended lifespan. · Wide Compatibility: Compatible with multiple 4-cylinder serial engines including 40 HP, 45-50 HP, 75 HP, 80 HP, 80 Jet, 85 HP, 100 HP, 115 HP, and 125 HP models, covering a broad range of marine applications. · OE Quality and Fitment: Manufactured to original equipment specifications (OE 332-5772A7, 332-5772A1), ensuring seamless integration and direct replacement without modification. · Tested for Reliability: Computer-tested to deliver consistent quality and superior performance, providing stable ignition control and improved engine efficiency. · Easy Installation: Designed for straightforward installation, saving time and effort while restoring your engine’s ignition system to peak condition. · Enhanced Performance: Sophisticated production processes ensure better operational efficiency, helping to meet and exceed your marine engine’s ignition requirements. Specifications: · Item Type: CDI Switch Box · Material: Metal · Color: As shown in the picture · OE Numbers: 332-5772A7, 332-5772A1 · Fitment:  - 40 HP (4 cyl) Serial C159200-G589999  - 45-50 HP (4 cyl) Serial 5531630 and higher  - 75 HP (4 cyl) Serial 6432901 and higher  - 80 HP (4 cyl) Serial 4831999-6432900  - 80 Jet Serial D283222-6437999  - 85 HP (4 cyl) Serial 4366802-4831998  - 100 HP (4 cyl) Serial B209468-6437999  - 115 HP (4 cyl) Serial C100000-G437999  - 125 HP (4 cyl) Serial D283222-G437999 Package Includes: · 1 x CDI Switch Box (100% Brand New) This CDI Switch Box is an essential component for maintaining reliable ignition and optimal engine performance in your marine motor. Its precise fit, durable construction, and tested quality make it a trusted choice for boat owners seeking dependable replacement parts.