Mercury Replacement 3.0 Liter Lowers

MarinePartsCo carries Mercury 3.0 Liter replacement lower units engineered to OEM specs for reliability and easy installation. Available in stub, 20", 25", and 30" applications, with 1.75 and 1.62 gear ratios, in both standard and counter-rotation configurations.

Outboard Lowers

Mercury Replacement 3 & 4 Cylinder Lowers - MarinePartsCo
Mercury Replacement 3 & 4 Cylinder Lowers
Mercury Replacement 2.0, 2.4, 2.5L Lowers - MarinePartsCo
Mercury Replacement 2.0, 2.4, 2.5L Lowers
Mercury Replacement 3.0 Liter Lowers - MarinePartsCo
Mercury Replacement 3.0 Liter Lowers
Mercury - 3.0L V6, 2.6L I6 and 1.7L I4 (Verado Style) - MarinePartsCo
Replacement - 3.0L V6, 2.6L I6 and 1.7L I4 (Verado Style)
Torque Master & Torque Master 2 Lower Units
Skeg Guard for SE216, SE218 and SE221 Lower Units - MarinePartsCo - 87 - 021 - K
Skeg Guard for SE216, SE218 and SE221 Lower Units
SEI Marine MPN : 87-021-K
$89.00 USD -100%
$89.00 USD
Mercury V6 Lower 3.0L Install Kit - MarinePartsCo - 90 - 216 - 03k
Mercury Replacement -V6 Lower 3.0L Install Kit
SEI Marine MPN : 90-216-03k
$16.50 USD -100%
$16.50 USD
Mercury Outboard Lower Unit | 1.62 | BS | 2 Stroke | 90 - 218 - BS - MarinePartsCo - 90 - 218 - BS
Replacement Mercury Lower | 1.62 | 2 Stroke | 90-218-BS
SEI Marine MPN : 90-218-BS
$1,395.00 USD -100%
$1,395.00 USD
Mercury Outboard Lower Unit | 1.62 | 25" | 2 Stroke | 90 - 218 - B25 - MarinePartsCo - 90 - 218 - B25
Mercury Replacement Lower Unit | 1.62 | 25" | 2 Stroke | 90-218-B25
SEI Marine MPN : 90-218-B25
$1,395.00 USD -100%
$1,395.00 USD
Mercury Outboard Lower Unit | 1.75 | AS | 2 Stroke | 90 - 218 - AS - MarinePartsCo - 90 - 218 - AS
Mercury Replacement Lower Unit | 1.75 | AS | 2 Stroke | 90-218-AS
SEI Marine MPN : 90-218-AS
$1,395.00 USD -100%
$1,395.00 USD
Mercury Outboard Lower Unit | 1.62 | 25" | 2 Stroke | 90 - 218 - B25 - MarinePartsCo - 90 - 218 - B25
Mercury Replacement Lower Unit | 1.75 | 30" | 2 Stroke | 90-218-A30
SEI Marine MPN : 90-218-A30
$1,395.00 USD -100%
$1,395.00 USD
Mercury Outboard Lower Unit | 1.62 | 25" | 2 Stroke | 90 - 218 - B25 - MarinePartsCo - 90 - 218 - B25
Mercury Replacement Lower Unit | 1.75 | 25" | 2 Stroke | 90-218-A25
SEI Marine MPN : 90-218-A25
$1,395.00 USD -100%
$1,395.00 USD
Mercury Outboard Lower Unit | ALL | 2 Stroke | 90 - 218 - MarinePartsCo - 90 - 218
Mercury Replacement Lower Unit | ALL | 2 Stroke | 90-218
SEI Marine MPN : 90-218
$1,395.00 USD -100%
$1,395.00 USD
Mercury 3.0L Outboard Lower Unit | 1.62 | 25" | 2 Stroke | 90 - 216 - BS - MarinePartsCo - 90 - 216 - BS
Mercury 3.0L Replacement Lower Unit | 1.62 | 25" | 2 Stroke | 90-216-BS
SEI Marine MPN : 90-216-BS
$1,195.00 USD -100%
$1,195.00 USD
Mercury 3.0L Outboard Lower Unit | 1.62 | 25" | 2 Stroke | 90 - 216 - B25 - MarinePartsCo - 90 - 216 - B25
Mercury 3.0L Replacement Lower Unit | 1.62 | 25" | 2 Stroke | 90-216-B25
SEI Marine MPN : 90-216-B25
$1,195.00 USD -100%
$1,195.00 USD
Mercury 3.0L Outboard Lower Unit | 1.62 | 20" | 2 Stroke | 90 - 216 - B20 - MarinePartsCo - 90 - 216 - B20
Mercury 3.0L Replacement Lower Unit | 1.62 | 20" | 2 Stroke | 90-216-B20
SEI Marine MPN : 90-216-B20
$1,195.00 USD -100%
$1,195.00 USD
Mercury 3.0L Outboard Lower Unit | 1.75 | AS | 2 Stroke | 90 - 216 - AS - MarinePartsCo - 90 - 216 - AS
Mercury 3.0L Replacement Lower Unit | 1.75 | AS | 2 Stroke | 90-216-AS
SEI Marine MPN : 90-216-AS
$1,195.00 USD -100%
$1,195.00 USD

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.