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FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502
FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502 FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502 FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502 FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502 FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502 FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502 FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502 FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502

FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502

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Used  US$190.00
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Product details

Management number 215347784 Release Date 2026/04/12 List Price US$190.00 Model Number 215347784
Category
  1. Automotive
  2. Replacement Parts
  3. Exhaust & Emissions
  4. Manifold & Parts
  5. Manifolds
  • TWO Exhaust Manifolds for Mercruiser Engines: 454/7.4L and 502/8.2L. Fits 1981 and newer. DOES NOT FIT ENGINE WITH SERIAL NUMBERS THAT START WITH 8M
  • Compatible with Mercuiser 807078T10, 807078T09, 807078A6, 807078A4, 807078A2, and 89011A8.CASTING NUMBER 866632-C
  • Gaskets have tinged tinplate-reinforcement. These Manifold Gaskets are made from flexible graphite composite reinforced sheets laminated with stainless steel (marine grade) foils. These are NOT cheap paper gaskets!
  • These manifolds are the same externally as the factory Mercruiser manifolds but these have 30% internal cooling surface area to reduce exhaust temperatures. See picture for independent test results. These manifolds produced 12HP more over stock manifolds!
  • Includes: Two manifolds Two block gaskets Two riser gaskets Two hose elbows
Brand Name FASWORX
Manufacturer FASWORX

FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502

FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502

FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502

FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502

FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502

FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502

FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502

FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502

FASWORX Two Cast Iron Exhaust manifolds Compatible with Mercruiser 7.4L, 8.2L, 454, 502

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