MerCruiser GM 165hp 4.1L 250cid Camshaft 3891590 OMC Stringer Chevy Timing Gear Dipsticks and Tubes In the parts manual this

In the parts manual this is just effectively referenced as bulk hose

This is in very good condition

Mercury Outboard Sterndrive Hydraulic Trim Tilt Pump Motor Assembly Alpha One

5hp 40's-50's Possibly others

I'm quite confidnent with a new bowl you could probably get this back up & going again

MerCruiser GM 165hp 4.1L 250cid Camshaft 3891590 OMC Stringer Chevy Timing Gear Dipsticks and Tubes In the parts manual thisItem Details Removed from a 1970's MerCruiser Alpha One GM 4. 1L 165hp 250CID Used from 1968 1979 on virtually all OMC Stringer & Mercruiser 165hp sterndrive power plants. (both companies used the same GM blocks, but OMC used bolts rather than studs at the end of the crankshaft to hold the couplers on) MerCruiser Part Number 430 3161 Timing Gear 43 46745 GM part # 3891590 Yours should looks just like this. This was removed from a running engine. Some