Features: 1.Perfect Fitment: Outboard CDI switch box is professionally manufactured, great replacement for 2 Cylinder Outboard 4 to 20 HP 1974?1986. 2.OE Number: The reference part numbers are 899883229, 339?6222, 114?6222, 339?5287, 339 6222A1, 339 6222A4, 339 6222A6, 339 6222A8, 339 6222A10. 3.Higher Performance: Made of high grade of electronic components, outboard CDI power pack is durable and has more stable performance. 4.Ideal Replacement: CDI switch box is easy to install, replace the old or damaged ones directly, and it is convenient to use, saving your time. 5.Strict Standards: Built to greatly quality control standards, CDI switch box has stable performance and high reliability, with long service time. Specification: Item Type: Outboard CDI Switch Box Material: ABS + Metal OE: Replacement for Quicksilver 899883229 339-5287 339-6222 339 6222A1 339 6222A4 339 6222A6 339 6222A8 339 6222A10 Replacement for Sierra: 18-5788 Replacement for Mallory: 9-25106 Replacement for CDI Electronics: 114-6222 Fitment: 2 Cylinder Outboard 4 to 20 HP 1974-1986 Note: 1. Please double check the part number of your item, matching information is for reference only. 2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!