Mercruiser Marine Exhaust Manifold – GM V6 4.3L 1985-2002 | Sierra 18-1952-1

Center rise exhaust manifold fits Mercruiser 3.8L & 4.3L CID marine engines.

• Mercruiser Marine Exhaust Manifold – GM V6 4.3L 1985-2002
• Direct replacement manifold fits Mercruiser GM V6 229 and 262 cu. in. engines
• Riser mating bolt dimensions are 3-7/16″ (87.3mm) by 3-1/16″ (77.8mm) bolt center-to-center
• For Mercruiser 175, 185, and 205 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 18-8533 sold separately
• Replaces Mercruiser 99745, 99746, 99746A8, 99746A17, 99746A3
• Replaces Osco 9745
• Replaces Sierra 18-1952
• Limited lifetime warranty

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