-40%

Sierra 18-1957-2 MerCruiser 340 454 V8 Big Block Marine Exhaust Manifold 89011

$ 157.87

Availability: 43 in stock
  • Custom Bundle: No
  • MPN: 18-1957-2
  • Brand: Sierra
  • Manufacturer: Sierra
  • Shipping Dimensions: 21" x 10" x 7"
  • UPC: 808282371357
  • Manufacturer Part Number: 18-1957-2
  • Type: Exhaust Manifold
  • Condition: New
  • Non-Domestic Product: No
  • Country of Manufacture: Taiwan
  • Item Weight: 54.9 lbs
  • Modified Item: No
  • Warranty: Limited Lifetime
  • Shipping Weight: 55 lbs
  • Part Number: 18-1957-2

    Description

    Mercruiser exhaust manifold
    Direct replacement manifold fits Mercruiser GM V8 454 and 502 cu. in. engines with center riser
    For Mercruiser 330, 340, & 454 Magnum model engines
    Interchangeable between port and starboard side
    Heavy duty cast iron
    Painted black
    Includes all gaskets, short riser studs, drain elbow, and plugs
    Manifold mounting kit P/N 18-8532 – sold separately
    Replaces Mercruiser 89011A8, 807078A2, 807078A4, 807078A6, 807078T09, 807078T10
    Replaces Mallory 9-40506
    Replaces Osco 9011A
    Replaces Sierra 18-1957, 18-1957-1
    Free Shipping To Lower 48 States!!!!