Welcome to MarinePartsCo - Get back in the water fast!

Welcome to MarinePartsCo - Get back in the water fast!

Gen 1 | Gen 2 | Removal & Install

Mercury Replacement Outboard Powerheads

Get your Mercury outboard back to peak performance with our high-quality replacement powerheads designed for 150–300HP engines. Engineered to OEM specifications, these powerheads deliver unmatched durability, smooth performance, and reliable horsepower for serious boaters who demand the best.

Outboard powerhead that replaces Mercury Optimax

Metallic mechanical component on a white background

Mechanical engine component on a white background

Black mechanical component on a white background

Sort by

EngineMake

Part Type

Horsepower

Price

$

$

Manufacturer

Availability

Mercury Reman Powerhead 40/50HP 1998 - 2008 - MarinePartsCo - ME - P3 - 01 - R

Mercury New Powerhead 75/90HP 1998 - Up - MarinePartsCo - ME - P3 - 10 - N

Mercury New Powerhead 75/90HP 1998 - Up - MarinePartsCo - ME - P3 - 10 - N

Mercury Reman 4Stroke Short Block 225HP 2004 & Up - MarinePartsCo - ME - P6F - 20 - R

Mercury Reman 4Stroke Short Block 225HP 2004 & Up - MarinePartsCo - ME - P6F - 20 - R

Mercury Reman 4Stroke Short Block 225HP 2004 & Up - MarinePartsCo - ME - P6F - 20 - R

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Fitment

We carry Mercury, Yamaha, Johnson Evinrude, Yamaha, and Mercury Force replacement powerheads

Why MarinePartsCo?

Discover what makes us different

Premium Quality

Built to OEM specifications, we only sell the highest quality replacement parts

Expert Support

Fitment first guidance, we want to make sure the part is correct before it ships

Fast Shipping

Quick delivery to get you back on the water as soon as possible.