Sierra 18-1998-1 Universal Center Rise Exhaust Manifold for Ford V8

The Sierra 18-1998-1 is a universal center riser exhaust manifold designed for Ford V8 marine engines. This exhaust manifold fits both port or starboard for Ford V8 engines and is compatible with a wide range of inboard marine applications.

Key Features:

• Designed for Ford 302 cu. in. and 351 cu. in. V8 marine gas engines
• Fits either side of the engine (universal port and starboard application)
• High-quality cast iron construction for maximum durability
• Comes with 18-4363 mounting package including gaskets and hardware
• Painted, packaged and leak tested for quality assurance
• Riser mating bolt dimensions are 4" (101.6mm) by 2-5/8" (66.7mm) bolt center-to-center

Compatibility:

Fits Crusader 302 and 351 CID engines, Interceptor 221, 260 and 289 CID engines, Commander, Mercury, OMC, Palmer, Pleasurecraft & Waukesha inboard marine engines. Replaces OEM part Barr FM-1-83 and is interchangeable with Barr FM-1-83, FM183, GLM 56250, Mallory 9-40111, Osco FL994, FLCR818.

All components are ready to install out-of-the box, making replacement straightforward. Each purchase is for one manifold.