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Marine

Discover Base APM’s full range of premium marine parts and accessories built for reliability on the water. From high-performance boat engine components and electrical systems to marine hardware, fuel tanks, and steering parts — we supply everything you need for boating, fishing, and marine repair. Shop trusted brands and durable marine-grade gear to keep your vessel in top condition.

Filters

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Walker CD4514 stainless steel AIRSEP filter spring, 9.5" long, designed to secure 12-inch diesel marine air filters on traditional AIRSEP systems. Sold out

CD4514 Airsep Walker

AIRSEP Walker
$30.00 - $30.00
$30.00
$30.00 - $30.00
$30.00
Out of stock

Walker Engineering Enterprises presents Take YOUR diesel engine to the next level with Genuine Walker Airsep filter springs. Missing an air filter ...

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$30.00 - $30.00
$30.00
$30.00 - $30.00
$30.00
Sold out
Sold out

300-888791 COIL ASSY-IGN

Quicksilver
$175.00 - $175.00
$175.00
$175.00 - $175.00
$175.00
Out of stock

**300-888791 COIL ASSY-IGN** Quicksilver Marine ignition coil assembly engineered for reliable engine starting and consistent spark delivery. OEM p...

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$175.00 - $175.00
$175.00
$175.00 - $175.00
$175.00
Sold out
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24010 Piston Kit

GLM
$78.99
$78.99 - $78.99
$78.99
$75.95
$75.95 - $75.95
$75.95
Low stock

Boost the performance of your marine engine with the 24010 Piston Kit. Specifically designed for Johnsen Evenrude engines with 85-235 horsepower, t...

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$78.99
$78.99 - $78.99
$78.99
$75.95
$75.95 - $75.95
$75.95
Save 4% Save %

Mercury / Mariner 50-90 HP/ 65 Jet

Arco
$264.89 - $264.89
$264.89
$264.89 - $264.89
$264.89
Low stock

Replaces: Mercury 50-65436, 50-66015, 50-66015-2, 50-60315 and 50-66015T110-tooth drive gear

$264.89 - $264.89
$264.89
$264.89 - $264.89
$264.89

Arco 20850 Mercury Outboard Alternator

Arco
$506.89 - $506.89
$506.89
$506.89 - $506.89
$506.89
Low stock

$506.89 - $506.89
$506.89
$506.89 - $506.89
$506.89

Arco 20860 Mercury Verado Outboard Alternator

Arco
$432.29 - $432.29
$432.29
$432.29 - $432.29
$432.29
Low stock

Fits: All Mercury Verado Outboards, 12 Volt, 70 AMP, Internal Fan, Multi-groove serpentine pulley included. Replaces: DELCO 19020618, MERCURY 89294...

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$432.29 - $432.29
$432.29
$432.29 - $432.29
$432.29

Outboard Starter

Arco
$186.99 - $186.99
$186.99
$186.99 - $186.99
$186.99
In stock

Replaces: OMC 386591, 392133, & 585061, 586278, 385401, 174942 and 17501911-tooth drive gear

$186.99 - $186.99
$186.99
$186.99 - $186.99
$186.99

Inboard Starter-Gm

Arco
$271.89 - $271.89
$271.89
$271.89 - $271.89
$271.89
In stock

Standard duty, direct OEM replacement gear reduction starter.Fits all GM engines w/14" flywheel using a staggered bolt pattern. Recommended for lat...

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$271.89 - $271.89
$271.89
$271.89 - $271.89
$271.89

Outboard Starter

Arco
$268.99 - $268.99
$268.99
$268.99 - $268.99
$268.99
Low stock

Replaces: Mercury 50-57465A1, 50-7246710-tooth drive gear

$268.99 - $268.99
$268.99
$268.99 - $268.99
$268.99

High Performance Starter, CW Rotation

Arco
$306.69 - $306.69
$306.69
$306.69 - $306.69
$306.69
Low stock

Fits: Mercruiser, Crusader, Marine Power, Pleasure Craft and othersHigh performance 14 MTReplaces: Delco 19010617; Crusader 42090; Pleasurecraft RA...

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$306.69 - $306.69
$306.69
$306.69 - $306.69
$306.69

Outboard Starter

Arco
$254.29 - $254.29
$254.29
$254.29 - $254.29
$254.29
In stock

For Mercury/Mariner-Fits: 50-73521, 50-73521T

$254.29 - $254.29
$254.29
$254.29 - $254.29
$254.29

Outboard Starter

Arco
$270.99 - $270.99
$270.99
$270.99 - $270.99
$270.99
Low stock

$270.99 - $270.99
$270.99
$270.99 - $270.99
$270.99

High Performance Starter, CCW Rotation

Arco
$332.69 - $332.69
$332.69
$332.69 - $332.69
$332.69
Low stock

Fits: Mercruiser, Crusader, Marine Power, Pleasure Craft and othersHigh performance 14 MTReplaces: Delco 19010617; Crusader 42090; Pleasurecraft RA...

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$332.69 - $332.69
$332.69
$332.69 - $332.69
$332.69
Sold out

Arco 5381 Mercury / Mariner Starter 200-225 Hp

Arco
$295.89 - $295.89
$295.89
$295.89 - $295.89
$295.89
Out of stock

9-tooth drive gear. Fits: Select Mercury 2.5 DFI, 200 HP V6 DFI, 225 HP V6 DFI, 3.OL V6 Replaces: Mercury 50-833153, 50-833153-1, 50-833153-2, 50-8...

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$295.89 - $295.89
$295.89
$295.89 - $295.89
$295.89
Sold out

Arco High Performance Starter

Arco
$338.39 - $338.39
$338.39
$338.39 - $338.39
$338.39
In stock

Fits: Mercruiser, Crusader, Marine Power, and others

$338.39 - $338.39
$338.39
$338.39 - $338.39
$338.39

Arco 5381X Mercury/ Mariner 150-225 hp Starter

Arco
$285.19 - $285.19
$285.19
$285.19 - $285.19
$285.19
Low stock

Fits: Mercury/Mariner, 150-225 HP, 9-tooth drive gear Replaces: MERCURY 50-856996T, 50-86976, 50-898265013, SIERRA 18-5609, 18-6825

$285.19 - $285.19
$285.19
$285.19 - $285.19
$285.19

High Performance Starter, CW Rotation

Arco
$299.59 - $299.59
$299.59
$299.59 - $299.59
$299.59
In stock

High performance permanent magnet gear reduction rotation.

$299.59 - $299.59
$299.59
$299.59 - $299.59
$299.59

Outboard Starter

Arco
$220.99 - $220.99
$220.99
$220.99 - $220.99
$220.99
Low stock

CHRYSLER/FORCE - Fits: 50-575955

$220.99 - $220.99
$220.99
$220.99 - $220.99
$220.99
Sold out

Arco 30462 Inboard Starter - GM

Arco
$337.29 - $337.29
$337.29
$337.29 - $337.29
$337.29
Out of stock

Fits: 6.0 L GM Engines Replaces: Delco 9000887, Pleasurecraft RA122019, Sierra 18-6443

$337.29 - $337.29
$337.29
$337.29 - $337.29
$337.29
Sold out

Outboard Starter

Arco
$211.69 - $211.69
$211.69
$211.69 - $211.69
$211.69
Low stock

$211.69 - $211.69
$211.69
$211.69 - $211.69
$211.69

Arco 30470A Volvo/Mercruiser/OMC Starter

Arco
$273.39 - $273.39
$273.39
$273.39 - $273.39
$273.39
In stock

NEW OEM Quality Hi Torque, Permanent Magnet, Gear Reduction Starter. 1.7 KW. Fits: Mercruiser, Volvo Penta, OMC, Marine Power and others. Will rep...

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$273.39 - $273.39
$273.39
$273.39 - $273.39
$273.39
Sold out

Yamaha 40-50, 115-200 HP

Arco
$503.99 - $503.99
$503.99
$503.99 - $503.99
$503.99
Out of stock

$503.99 - $503.99
$503.99
$503.99 - $503.99
$503.99
Sold out

OMC V6, V8 Loop

Arco
$279.69 - $279.69
$279.69
$279.69 - $279.69
$279.69
Low stock

10 tooth replaces: OMC 584799, 586731, 586890

$279.69 - $279.69
$279.69
$279.69 - $279.69
$279.69
Sold out

Yamaha 75-90 HP Starter

Arco
$553.19 - $553.19
$553.19
$553.19 - $553.19
$553.19
Out of stock

1994-1999 75 HP1991-1996 85 HP1984-UP 90 HPReplaces: Hitachi S114-263B9-tooth drive gear

$553.19 - $553.19
$553.19
$553.19 - $553.19
$553.19
Sold out

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