GLM 51240 replacement parts

Exhaust Manifold With Mounting Package - 18-1957-1 - Sierra
Your Price: $199.98
Save: $77.33
(27% Off $277.31)
Part # 18-1957-1
Replaces OEM part #
  • MERCURY MARINE 807078A 6
Fits most Mercruiser (GM) V-8 big blocks with center riser, 454 Models 330, 340 & 7.4L, Port & Starboard
Use with:
    Exhaust Manifold Gasket: 18-0418
    Mounting Kit: 18-8532
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Full StarFull StarFull StarFull StarFull StarFantastic Bargain
by Bruce from Lexington Park, Maryland on June 23, 2016
With most other companies selling the manifolds and gasket sets separately, this was a nice surprise. All gaskets, hose connectors and pipe plugs included. Was out of the box and installed in minutes. Great product. Highly recommended.
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