Mercury Outboard Kit (1965-date), Mercury Stern Drive Kit (all) Use with two 3300 cables. Allows quick installation and maximum adjustment at engine. Package includes throttle and shift adapters for one engine. Individually packaged. Adapts universal 3300/33C style 10-32 thread cables for use with Mercruiser I/O engines and Mercury outboards. Each kit connects 2 cables (shift and throttle) to 1 engine.