BARR Marine Catalog

51 MerCruiser Exhaust Risers and Accessories DIRECT REPLACEMENT Note: Risers include plugs, gasket and mounting hardware to mount to manifold. MC 20 55538 MC-20-55538 Direct replacement exhaust elbow/ riser. Replaces MerCruiser part # B-39920 and # B-55538A2. MC 20 60426 MC-20-60426 Direct replacement exhaust elbow riser (utilizes a stainless steel sleeve at the water/air mixing area). Re- places MerCruiser part #B-60426A1. MC-20-76351 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76351A1. MC 20 76351 MC 20 76325 MC 20 12076 MC-20-12076 Direct replacement exhaust riser. Re- places MerCruiser part # 12076A2. MC-20-76325 Direct replacement exhaust riser. Re- places MerCruiser part # 76325A2. MC 20 44354 MC 20 98504 MC-20-44354 Direct replacement water cooled center discharge riser. Replaces Mer- Cruiser part # B-44354A3. Accepts 4” I.D. exhaust hose (8 degree angle). MC-20-98504 Direct replacement water cooled center discharge riser. Replaces Mer- Cruiser part #98504A3. Accepts 3” I.D. exhaust hose (15 degree angle). MC 20 76771 MC-20-76771 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76771A3 (inboard applications). MC 20 98502 MC 20 87918 MC 20 99208 MC-20-98502 Direct replacement water cooled center discharge riser. Replaces Mer- Cruiser part #98502A2. Accepts 3” I.D. exhaust hose (0 degree angle). MC-20-87918 Direct replacement stainless steel block off plate for use with Mer- Cruiser riser #’s 98502, 98504 and 44354. MC-20-99208 Direct replacement stainless steel restrictor plate for use with Mer- Cruiser riser #’s 98502, 98504 and 44354. MC 20 72963 MC 20 76668 MC-20-76668 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-76668A3, B-72964A1 and B-47877A4 (I/O applications). MC-20-72963 Direct replacement exhaust elbow riser. Replaces MerCruiser part # B-72963A1 (inboard applications). MC 20 60207 MC 20 55730 MC-20-55730 Stainless steel fresh water cooling block off plate for use with Mer- Cruiser riser #’s 60426, 76351 and 76771. Requires (2) gaskets part # MC47-27-99777. MC-20-60207 Stainless steel block off plate (with vent hole) for use with MerCruiser riser #’s 60426, 76351 and 76771. Re- quires (2) gaskets part # MC47-27- 99777. Used in pre-heating plumbing systems. MC 20 90880 MC-20-90880 Direct replacement (cast iron) ex- haust riser/expansion tank. Replaces MerCruiser part # 90880A2. MC-20-864591 Direct replacement exhaust riser/ elbow. Replaces MerCruiser part # 864591T02. Riser will replace the equivalent part number used on 4.3L Models as well. MC 20 864591