MerCruiser 66397A1 76812A4 Reverse Lock Valve Shift 120hp V8 888 898 1974-1982 Blowers & Vents These are Plastic made to

These are Plastic made to look like chrome

Forward gear assembly

These were pretty standard in Alpha 1 systems and even some earlier MerCruiser Bravo applications

3L models only

Part Numbers:

MerCruiser 66397A1 76812A4 Reverse Lock Valve Shift 120hp V8 888 898 1974-1982 Blowers & Vents These are Plastic made toItem Description This particular Reverse lock valve assembly was generally found on MerCruiser Engines 1977 1982 that did not have the switch mounted to the reverse lock valve. 120hp 2. 5L 4cyl 140hp 3. 0L 4cyl 165hp 6cyl 4. 1L V8 Ford 302 & 351 888 V8 350 305 Chevy 898 470 4cyl 3. 7L etc. Freshwater Used Part. Overall good condition. Includes NEW O rings (in the event that you need them) If you are unsure if this is the correct part for your