Exhaust Elbows; Intermediate Exhaust Elbow Kit; Exhaust Elbow Removal - Mercury MerCruiser Service Manual

Exhaust Elbows

Intermediate Exhaust Elbow Kit

IMPORTANT: Standard sterndrive applications with through‑the‑propeller exhaust require an intermediate exhaust elbow kit.
See the following table for your specific application.
Riser
0 mm (0 in.)
51 mm (2 in.)
102 mm (4 in.)
153 mm (6 in.)
Riser Kits
NOTE: Some riser kits require additional hose kits.
51 mm (2.0 in.) Riser Kit for Emissions Control and Non‑ECT Exhaust Manifolds (8M0104209)
Qty.
1 Exhaust elbow, port, 51 mm (2.0 in.)
1 Exhaust elbow, starboard, 51 mm (2.0 in.)
2 Elbow‑to‑manifold gasket—seawater cooling
2 Elbow‑to‑manifold gasket—closed cooling
2 Brass pipe plug (0.750‑14)
2 Plug O2 sensor (non‑ECT)
2 Copper washer (non‑ECT)
102 mm (4.0 in.) Riser Kit for Emissions Control and Non‑ECT Exhaust Manifolds (8M0104210)
Qty.
1 Exhaust elbow, port, 102 mm (4.0 in.)
1 Exhaust elbow, starboard, 102 mm (4.0 in.)
2 Elbow‑to‑manifold gasket—seawater cooling
2 Elbow‑to‑manifold gasket—closed cooling
2 Brass pipe plug (0.750‑14)
2 Plug O2 sensor (non‑ECT)
2 Copper washer (non‑ECT)
153 mm (6.0 in.) Riser Kit for Emissions Control and Non‑ECT Exhaust Manifolds (8M0104211)
Qty.
2 Exhaust elbow, 153 mm (6.0 in.)
2 Elbow‑to‑manifold gasket—seawater cooling
2 Elbow‑to‑manifold gasket—closed cooling
2 Brass pipe plug (0.750‑14)
2 Check ball fitting assembly (90°)
2 Cover bracket O2 sensor
2 Screw, 1/4‑20 hex flange
2 Plug O2 sensor (non‑ECT)
2 Copper washer (non‑ECT)

Exhaust Elbow Removal

1. Turn the engine off and allow it to cool.
90-8M0099748 eng DECEMBER 2015
Exhaust Elbow Kit
879288A19 (port)
879288A21 (starboard)
8M0104209
8M0104210
8M0104211
Description
Description
Description
Intermediate Exhaust Elbow Kit
(Order Separately)
© 2016 Mercury Marine
Manifolds and Elbows
879288A34
879288A35
879288A36
879288A37
Part Number
8M8027593
8M8027594
27‑8M2004414
27‑8M2004606
22‑428611
8M0082363
8M0097283
Part Number
8M8027598
8M8027599
27‑8M2004414
27‑8M2004606
22‑428611
8M0082363
8M0097283
Part Number
8M8027595
27‑8M2004414
27‑8M2004606
22‑428611
8M2012292
8M2004597
8M2007128
8M0082363
8M0097283
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