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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.

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Mercruiser O.E.M. Alternator

Arco
$281.79 - $281.79
$281.79
$281.79 - $281.79
$281.79
Low stock

$281.79 - $281.79
$281.79
$281.79 - $281.79
$281.79

OMC Alternator

Arco
$304.99 - $304.99
$304.99
$304.99 - $304.99
$304.99
Low stock

$304.99 - $304.99
$304.99
$304.99 - $304.99
$304.99

Arco 5358 OMC Starter 40, 50, 75 & 90 Hp E-Tec

Arco
$185.19 - $185.19
$185.19
$185.19 - $185.19
$185.19
Low stock

Fits: Evinrude 40, 50, 75, 90 HP E-Tec Models, 9 tooth drive gear. Replaces:BRP-OMC 586768, 587045, SIERRA 18-6826

$185.19 - $185.19
$185.19
$185.19 - $185.19
$185.19
Sold out

Arco 5359 Mercury Starter 9.9-15 HP

Arco
$252.99 - $252.99
$252.99
$252.99 - $252.99
$252.99
Out of stock

Fits: Mercury / Mariner 8, 9.9, 13.5, 15 HP 4 Stroke. Yamaha 15 HP, 4 Stroke, 9 tooth drive gear. Replaces: Mercury 50-852570, 50-852570T, 50-85706...

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$252.99 - $252.99
$252.99
$252.99 - $252.99
$252.99
Sold out

Mercruiser Alternator

Arco
$285.19 - $285.19
$285.19
$285.19 - $285.19
$285.19
In stock

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

Arco 5360 Mercury Starter 40-60 HP

Arco
$275.19 - $275.19
$275.19
$275.19 - $275.19
$275.19
In stock

Fits: Mercury/Mariner 40 HP, 50 HP, 60 HP 4-cyl, 4 Stroke, 9 tooth drive gear. Replaces: Mercury 50-859377T, 50-884044T, 50-888161T, 50-893888T, Si...

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$275.19 - $275.19
$275.19
$275.19 - $275.19
$275.19

Mercruiser Alternator

Arco
$316.19 - $316.19
$316.19
$316.19 - $316.19
$316.19
Low stock

$316.19 - $316.19
$316.19
$316.19 - $316.19
$316.19

Mercruiser Alternator

Arco
$295.49 - $295.49
$295.49
$295.49 - $295.49
$295.49
Low stock

$295.49 - $295.49
$295.49
$295.49 - $295.49
$295.49
Sold out

Arco 5361 OMC Starter 9.9-15Hp

Arco
$233.19 - $233.19
$233.19
$233.19 - $233.19
$233.19
Out of stock

Fits: BRP-OMC 1993 - UP 9.9 - 15 HP, 2" Casing, Small 10 tooth drive gear. Replaces: BRP-OMC 584613, 586274, 778995, SIERRA 18-5617, 18-5710

$233.19 - $233.19
$233.19
$233.19 - $233.19
$233.19
Sold out

Inboard Starter - Volvo Penta

Arco
$406.39 - $406.39
$406.39
$406.39 - $406.39
$406.39
Low stock

Fits: Volvo Penta4cyl., 6 cyl. gasAluminum pinion housing with 2 threaded mounting holesPermanent magnet, 12 volt

$406.39 - $406.39
$406.39
$406.39 - $406.39
$406.39

Arco 60070 Volvo Penta Alternator

Arco
$336.39 - $336.39
$336.39
$336.39 - $336.39
$336.39
Low stock

$336.39 - $336.39
$336.39
$336.39 - $336.39
$336.39
Sold out

Outboard Starter

Arco
$249.99 - $249.99
$249.99
$249.99 - $249.99
$249.99
Out of stock

FOR MERCURY - Fits:

$249.99 - $249.99
$249.99
$249.99 - $249.99
$249.99
Sold out
Sold out

Arco 60072 Volvo Penta Alternator

Arco
$340.59 - $340.59
$340.59
$340.59 - $340.59
$340.59
Out of stock

Fits: Late model Volvo Penta, 12 Volt, 65 Amp, Multi-groove serpentine pulley included. Replaces: VOLVO 3860082, SIERRA 18-5979

$340.59 - $340.59
$340.59
$340.59 - $340.59
$340.59
Sold out
Sold out

Replacement Inboard Alternator

Arco
$224.39 - $224.39
$224.39
$224.39 - $224.39
$224.39
Out of stock

Fits many diesel engines,  self-exciting internal regulator

$224.39 - $224.39
$224.39
$224.39 - $224.39
$224.39
Sold out

OMC Outboard Starter

Arco
$189.19 - $189.19
$189.19
$189.19 - $189.19
$189.19
Low stock

FOR: OMC1991-Up, 150-175HP, V6 Eagle Series1997-Up, V4 and V62003, 75/90/115 HP2003-Up, 90/105/115 HP, 60 deg. engine2004-Up, 100-175 HP, direct in...

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$189.19 - $189.19
$189.19
$189.19 - $189.19
$189.19

Alternator

Arco
$238.69 - $238.69
$238.69
$238.69 - $238.69
$238.69
In stock

$238.69 - $238.69
$238.69
$238.69 - $238.69
$238.69
Sold out

Arco 5364 Mercury / Yamaha Starter

Arco
$259.19 - $259.19
$259.19
$259.19 - $259.19
$259.19
Out of stock

Fits: Select Mercury 1998 - up 4 Stroke and Yamaha 25 HP 4 Stroke, 9 tooth drive gear Replaces: Mercury 50-830308, 50-830308T, 888151T, 50-859169T,...

View full details
$259.19 - $259.19
$259.19
$259.19 - $259.19
$259.19
Sold out

Arco 60073 Volvo Penta Alternator

Arco
$314.19 - $314.19
$314.19
$314.19 - $314.19
$314.19
Low stock

Fits: Late model Volvo Penta, 12 Volt, 75 Amp, 50-mm multi-groove. Serpentine pulley included. Replaces: VOLVO 3862665, 3884950, SIERRA 18-5882, 18...

View full details
$314.19 - $314.19
$314.19
$314.19 - $314.19
$314.19

Arco 5365 Mercury 30/40/50/60 HP Starter

Arco
$257.59 - $257.59
$257.59
$257.59 - $257.59
$257.59
Low stock

Fits: Mercury 30/40/50/60 HP 1999 - UP, 3-Cyl, 4 Stroke. Yamaha 2000 - UP 40 HP, 4 Stroke, 9 tooth drive gear. Replaces:Mercury 50-859170T, 50-8591...

View full details
$257.59 - $257.59
$257.59
$257.59 - $257.59
$257.59

Alternator - Universal

Arco
$290.69 - $290.69
$290.69
$290.69 - $290.69
$290.69
Low stock

O.E.M. Universal alternator w/ many applications Fits: Yamaha, Marine Power, Crusader Replaces: Motorola 12 Volt, 55 Amp, Internal regulator Includ...

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$290.69 - $290.69
$290.69
$290.69 - $290.69
$290.69

Alternator

Arco
$233.19 - $233.19
$233.19
$233.19 - $233.19
$233.19
Low stock

$233.19 - $233.19
$233.19
$233.19 - $233.19
$233.19

Mercury Starter, 35-50 HP

Arco
$219.89 - $219.89
$219.89
$219.89 - $219.89
$219.89
Low stock

Replaces: Mercury 50-38890A1, 50-55601A2, 50-37345A19-tooth drive gear

$219.89 - $219.89
$219.89
$219.89 - $219.89
$219.89

Universal / Crusader

Arco
$293.99 - $293.99
$293.99
$293.99 - $293.99
$293.99
Low stock

12 volt - 55 amp Internal regulator Negative ground Single groove pulley

$293.99 - $293.99
$293.99
$293.99 - $293.99
$293.99

Mercruiser Alternator

Arco
$291.79 - $291.79
$291.79
$291.79 - $291.79
$291.79
Low stock

Fits: Mercruiser 4.3L - 8.2L 1998-Up 12 Volt, 70 AMP

$291.79 - $291.79
$291.79
$291.79 - $291.79
$291.79

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