Sierra 18-1958-1 Exhaust Manifold Mercruiser Port Side V8 Ford Small Block

Fits MCM/MIE Ford V-8 Engines (1977 & older)

This manifold replaces most Mercruiser Ford 5.0L & 5.8L engines from 1971 to 1977; Port side only. Comes with gasket and mounting kit (riser bolts not included).OE Replacement: Mercruiser 65604 A4; A12 (Port side) Fits Engines: Most Mercruiser (Ford) 302 & 351 V-8 (Port Side) 1971-1977 Aftermarket Replacement Use this chart to match other aftermarket part numbers to this part: Osco: 5604 Barr: MC-1-65604 Sierra: 18-1958-1 Aqua Power: 5511 GLM: 51250. NOTE:Replaces OEM part # MERCURY MARINE 65604A12 MERCURY MARINE 65604A4 Fits most Mercruiser Small block (Ford) (V-8) 302-351 cu.in. Models 215; 225; 233; 255 & 888; PORT SIDE ONLY Supplied with Mounting Package Use with: Mounting Kit: 18-8509 Use with Manifold Gasket: 18-0183

• Fits MCM/MIE Ford V-8 Engines (1977 & older)

Interchangeable with:

• Barr
  • MC-1-65604
• GLM
  • 51250
• Mallory
  • 9-40502
• Mercruiser Stern Drive
  • 65604A4
  • 65604A12
  • 54100A1
  • 54100A5
• Osco
  • 5604

Use with:

• 18-0183 Exhaust Manifold Gasket
• 18-8509 Exhaust Manifold Mounting Kit
• 18-1906 Manifold Spacer
• 18-1971 Elbow
• 18-1978 Elbow
• 18-2832 Manifold End Cap Gasket
• 18-2832-9 Manifold End Cap Gasket (Priced Per Pkg of 2)
• 18-4008 Block Off Plate
• 18-4009 Manifold End Plate
• 18-0897 Exhaust Elbow Gasket
• 18-2849-1 Exhaust Elbow Gasket