Original: 339-7452A17, 339-7452A20 CDI for Mercury Mariner Outboard Motor 2 Stroke 6hp 8hp 9.9hp 15hp 20hp 25hp 18-5777 114-7452AK1 339-7452A15 Optimized: Mercury Mariner Outboard Motor CDI Box - Compatible with 2-Stroke 6HP 8HP 9.9HP 15HP 20HP 25HP Models - Replacement for 339-7452A17, 339-7452A20, 18-5777, 114-7452AK1, 339-7452A15 - Perfect for Boat Engine Repair & Maintenance

Product Description

Aftermarket Mercury Switch Box 339-7452A17 18-5777, The CDI Unit fits 6HP through 25HP Two Cylinders 2-Stroke Models 1999 & NEWER Made in Taiwan Fits: 1980-1997 (6,8,9.9,10,15,20,25 & 35HP) Engines Using the Bullet Connection Pack Replaces the following mercury/quicksilver parts: 339-7452A1 339-7452A7 339-7452A8 339-7452A9 339-7452A10 339-7452A11 339-7452A14 339-7452A15 339-7452A17 339-7452A19 339-7452A21 (Wires) Sierra 18-5777 Make sure to check your serial numbers and know your motor's model year before ordering.