Sierra 18-1971 Mercruiser Manifold Elbow

NLA

Sierra replacement manifold elbow for most early model Mercruiser 140 hp (4 cyl) applications. This manifold elbow features a 3″ outlet and 90 degree down angle.

• Fits MCM 140 (1966-1982), 470 (1976-1977), 165 & 200 in-line 6 cyl.
• Fits MCM Ford V-8 engines & MCM GM V-8 (305 & 350 cid) engines (1982 & older)

Interchangeable with:

• Barr
• MC-20-60426
• MC 20 76351
• GLM
• 51120
• HGE
• 6351
• Mallory
• 9-40558
• Marine Power
• 0993-001
• Mercruiser Stern Drive
• 76351A04
• 76351A2
• 76351A1
• 60426A1
• 49964A2
• 49964A1
• Osco
• 6351

Use With:

• 18-1950-1: Manifold
• 18-1951-1: Manifold
• 18-1954-1: Manifold
• 18-1955-1: Manifold
• 18-1956-1: Manifold
• 18-1958-1: Manifold
• 18-1960-1: Manifold
• 18-1962-1: Manifold
• 18-2833: Exhaust Elbow Gasket
• 18-4362: Exhaust Elbow Mounting Package
• 18-4364: Exhaust Elbow Mounting Package (Open)
• 18-1906: Manifold Spacer
• 18-4008: Block Off Plate
• 18-8514: Exhaust Elbow Mounting Kit
• 18-8554: Exhaust Elbow Mounting Kit

California Residents:
WARNING
Cancer and Reproductive Harm –
P65Warnings.ca.gov