Yamaha YSC-10191-20-0C Exhaust Riser Elbow Sterndrive V6 V8 4.3 5.0 5.7 1989-90 15hp so I am not sure

so I am not sure what other types of these possibly exist

Some bolts and other parts included

a lot of those hoses are specific to the reservoir assembly

Part #'s Included Head Bolts: 305027

The block had some issues

Yamaha YSC-10191-20-0C Exhaust Riser Elbow Sterndrive V6 V8 4.3 5.0 5.7 1989-90 15hp so I am not surePart Number(s) Included Yamaha YSC 10191 20 0C Exhaust Riser Elbow (Exhaust Mixing) You get the pair as pictured Stamped 10191200 Front Inlets are still installed on this General Application Compatibility All Yamaha GM V6 4. 3L & V8 5. 0L 305 & 5. 7L 350 Sterndrive Applications 1989 1990 Other Details Freshwater Used Parts No Cracks or Welds Purchase with confidence!