MerCruiser 66397A1 48165A5 46482A2 Reverse Shift Lock Valve Switch 1974-1977

Parts Included 66397A1 / 66397 Shift Control-Cam Lever (you can always swap this out with your cam if you have too) 46482A2 Reverse interlock Switch Assembly 48165 / 48165A5 Reverse Lock Valve Assembly Applications & Compatibility This particular Reverse lock valve assembly was used in MerCruiser 120hp 2.5L / 140hp 3.0L 4cyl / 470 3.7L 170hp / GM 165hp 4.1L 6cyl Models Roughly 1974-1977 (S/N 3780850-to roughly 489xxx) (applicable serial number range because of the "66397" cam and 46482A2 Switch on this item) Freshwater Used Part. If you are unsure if this is the correct part for your application please contact me with your engine serial number and/or engine year and model and I can look it up for you. Make sure to check the part numbers on yours Also includes new seals (not pictured) in-case you need them. 1974 1975 1976 1977