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Marine Crankcase Ventilation Filters & Separators

63 results

Fisheries Supply is your premier supplier of crankcase ventilation filters from the top brands like Walker Airsep and Racor.  We offer a full range of marine engine crankcase ventilation kits that help capture engine blow-by oil and gases, so they don’t discharge into the engine room.  We also carry replacement oil and air filters and everything else you need for your CCV system to help reduce your hydrocarbon emissions – so shop for your crankcase breather oil separator today and save.

CategoryMarine Engine Parts & Accessories
CategoryMarine Crankcase Ventilation Filters & Separators
Show In-Stock Only

Walker Airsep

Airsep Replacement Springs

Available in 3 options

In Stock
VACUUM REGULATOR FILTER

Walker Airsep

Replacement Element for AirSep Air Filter Vacuum Regulator

SKU: 200473 | Item ID: WLK CD180

In Stock
ccv4500-08l of Racor Closed Crankcase Ventilation Assemblies 0-400 HP

Racor

Closed Crankcase Ventilation Assemblies 0-400 HP

Available in 2 options

In Stock
CLEANING KIT RED STANDARD

Walker Airsep

AirSep Red Standard Cleaning Kit - For Red Air Filters

SKU: 200471 | Item ID: WLK DDF9016

In Stock
AIR FILTER SEALANT 3 OZ

Walker Airsep

Airsep Sealing Compound

SKU: 200480 | Item ID: WLK CD955

In Stock
Closed Crankcase Oil/Air Separator Systems

Walker Airsep

AirSep CCV Kit Cummins 6BTA Engines - 250 HP- 370 HP

SKU: 208634 | Item ID: WLK KW3866425

In Stock

Walker Airsep

AirSep Marine Diesel Genset Closed Crankcase Ventilation Kit

SKU: 204877 | Item ID: WLK KWUG325-1

Special Order Only
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Walker Airsep

Vacuum Regulators

Available in 2 options

In Stock
AirSep Kit for Cummins 6CTA 420/450HP Engines

Walker Airsep

AirSep Kit for Cummins 6CTA - 420/450HP Engines

SKU: 1016129 | Item ID: WLK KW3866450

In Stock
Hose Fittings and Kits

Racor

Racor Closed Crankcase Ventilation Hose Kits

Available in 8 options

In Stock
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Walker Airsep

Single Engine Field Service Kit

SKU: 371208 | Item ID: WLK 1000845

In Stock
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Walker Airsep

Vacuum Regulator Assembly - Vacuum Limiter

SKU: 213684 | Item ID: WLK VR1000

In Stock
ccv8000 of Racor Closed Crankcase Ventilation Assemblies 800-1600 HP

Racor

Closed Crankcase Ventilation Assemblies 800-1600 HP

Available in 4 options

In Stock
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Walker Airsep

Caterpillar AirSep Closed Crankcase Ventilation Kit - 3304 Engines

SKU: 205555 | Item ID: WLK KW3304-N

In Stock
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Walker Airsep

AirSep Oil Return Check Valve

SKU: 440183 | Item ID: WLK MD105

In Stock
1001132 of Walker Airsep Field Service Kit - Caterpillar

Walker Airsep

Field Service Kit - Caterpillar

SKU: 437716 | Item ID: WLK 1001132

In Stock
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Walker Airsep

CCE Field Service Kit - 8" Coalescers Only

SKU: 389721 | Item ID: WLK 1002032

In Stock
1000919 of Walker Airsep Field Service Kit - Volvo Round Filter

Walker Airsep

Field Service Kit - Volvo Round Filter

SKU: 392251 | Item ID: WLK 1000919

In Stock
7-1/2 X 6 AIR FILTER STRAIGHT

Walker Airsep

AirSep Replacement Diesel Air Filter Elements - Straight, 7-1/2" Diameter

Available in 5 options

In Stock
CLEANING KIT AIR FILTER SPRAY

Walker Airsep

AirSep Red Spray Cleaning Kit - for Large Red Air Filters

SKU: 200472 | Item ID: WLK AAF1016

In Stock
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Walker Airsep

Field Service Kit - C30-C32 12" Coalescer Kit Only

SKU: 390665 | Item ID: WLK 1000821

In Stock
195 of Walker Airsep AirSep Replacement Diesel Air Filter Elements - Tapered, 9" Diameter

Walker Airsep

AirSep Replacement Diesel Air Filter Elements - Tapered, 7-1/2" Diameter

Available in 2 options

In Stock
AIR FILTER RESTRICTION GAUGE

Walker Airsep

Airsep Replacement Restriction Indicator / Gauge

SKU: 200475 | Item ID: WLK CD210

In Stock
High-Performance Air Filter Kit - Volvo D4-D6

Walker Airsep

High-Performance Air Filter Element - Volvo D4-D6

SKU: 392250 | Item ID: WLK 1000786

In Stock
SERVICE KIT CUMMINS QSC

Walker Airsep

CCE Field Service Kit - Cummins QSC Engines

SKU: 200482 | Item ID: WLK 1000267

In Stock
BYPASS INDICATOR REPLACEMENT KIT

Racor

Replacement Closed Crankcase Ventilation Bypass Indicator

SKU: 134877 | Item ID: RAC CCV55081

In Stock
ccv55248 of Racor Replacement Filter Elements - for CCV4500 Closed Crankcase Ventilation Unit

Racor

Replacement Filter Elements - for CCV4500 Closed Crankcase Ventilation Unit

Available in 2 options

In Stock
SERVICE KIT CUMMINS QSB

Walker Airsep

CCE Field Service Kit - Cummins QSB Engines

SKU: 200481 | Item ID: WLK 1000266

In Stock
195 of Walker Airsep AirSep Replacement Diesel Air Filter Elements - Tapered, 9" Diameter

Walker Airsep

AirSep Replacement Diesel Air Filter Elements - Tapered, 9" Diameter

Available in 3 options

In Stock
Corrosion Guard Filter Covers

Walker Airsep

Corrosion Guard Filter Covers

Available in 2 options

Special Order Only
AIR FILTER SPRING REMOVAL TOOL

Walker Airsep

AirSep Spring Removal Tool

SKU: 200479 | Item ID: WLK ST500196

In Stock
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Walker Airsep

AirSep Replacement Diesel Air Filter Elements - Straight, 12" Diameter

Available in 2 options

In Stock
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Walker Airsep

Field Service Kit - 10" XL with 3" First Stage

SKU: 432216 | Item ID: WLK 1002332

In Stock
CLEANING KIT BLUE CUMMINS QSB/C

Walker Airsep

AirSep Blue Cleaning Kit - for Blue Air Filters

SKU: 200470 | Item ID: WLK BAF2016

In Stock
Tap Sleeves

Racor

CCV Tap Sleeves

Available in 3 options

In Stock
filters of Walker Airsep Field Service Kit - MTU Series 60 or Series 2000 - Traditional AirSep

Walker Airsep

Field Service Kit - MTU Series 60 or Series 2000 - Traditional AirSep

SKU: 456500 | Item ID: WLK 1001138

In Stock
ccv55251 of Racor CCV Hose Barbs

Racor

CCV Hose Barbs

Available in 5 options

In Stock
cd200 of Walker Airsep AirSep Replacement Diesel Air Filter Elements - Straight, 9" Diameter

Walker Airsep

AirSep Replacement Diesel Air Filter Elements - Straight, 9" Diameter

Available in 2 options

In Stock
40-1020 of Walker Airsep 40-1020 Replacement Element

Walker Airsep

40-1020 Replacement Element

SKU: 390394 | Item ID: WLK 40-1020

In Stock
ccv55222 of Racor Replacement Element for CCV8000 Closed Crankcase Ventilation Unit

Racor

Replacement Element for CCV8000 Closed Crankcase Ventilation Unit

Available in 2 options

In Stock
ccv55114 of Racor CCV Hump Hose Fittings

Racor

CCV Hump Hose Fittings

Available in 3 options

In Stock
mc29-47441 of Barr Marine Upper Thermostat Housing

Barr Marine

Upper Thermostat Housing

SKU: 150195 | Item ID: BAR MC29-47441

In Stock
REPLACEMENT BREATHER HOSE 1-1/4 90

Walker Airsep

Airsep Replacement Breather Hose

SKU: 200474 | Item ID: WLK CD2761

In Stock
CCV 55067 Installation Kit for CCV8000 Filter Assembly

Racor

CCV 55067 Installation Kit for CCV8000 Filter Assembly

SKU: 436790 | Item ID: RAC CCV55067

In Stock
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Walker Airsep

Field Service Kit - C30-C32 - Set of 2 Tapered Air Filters Only

SKU: 446599 | Item ID: WLK 1000880

Special Order Only
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