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Flame Arrestors & Accessories - Flame Arrestors

8" OD x 3" Tall Stainless Arrestor
Your Price:
$654.50

Dual 4150 Carb Flame Arrestor with K&N Filter

129-5520

Billet Aluminum Oval Arrestor - Dual 4150 (5-1/8") Flange. 8-5/8" Centers

This Flame Arrestor Optimizes Performance and Increases Airflow Dramatically. This Flame Arrestor Is Excellent for Street, Race & Marine Use! It Features a Polished Billet Aluminum Housing and a K&N Air Filter. 21" Long, 10-1/2" Wide, 4-3/4" Tall. For 4150 Carburetors. Carb center to center is 8-5/8".


HP 525 Flame Arrestor
Starting From:
$629.44

This Part has options, please click the button below to order.

HP 525 Flame Arrestor

625-525 + Option(s)

HP 525 Flame Arrestor - Polished or Blue Anodized

If you've ever wondered how that small factory flame arrestor supported enough air flow for you Mercury Racing HP525 engine then you're not alone.. Truth be told these engines hunger for improved air flow, so the folks at Hardin Marine set out to build what would become not only the answer but a part that beams of jewel like beauty when mounted to the engine. Constructed from the finest aluminum and stainless steel materials, Hardin was able to match their proven high flow air screen pack with a high flow velocity stack type air inlet to create the ultimate flame arrestor. Boasting more than 60% more air inlet surface area, these units will now support air flow needs of up to 900 horsepower. So whether you want to own the hottest looking flame arrestor for appearance reasons or performance reasons, Hardin marine has it.

Note: Blue Anodized is a custom option and takes 7-10 Days to ship. This flame arrestor only worked paired with Hardin's bored throttle bodies. It will not work on stock throttle bodies.

Oval Billet Flame Arrestor - Dual 4150/4500, 3" Tall
Starting From:
$550.36

This Part has options, please click the button below to order.

Oval Billet Flame Arrestor - Dual 4150/4500, 2" Tall

625-52 + Option(s)

Extreme Custom Billet Flame Arrestor - Dual 4150 / 4500 / Demon Series Oval 

At Hardin Marine we recognize that your flame arrestor should not only function perfectly and provide the very most available airflow, but that it should be beautiful to look at and enhance your engine compartment The flame arrestor is the "Crown" of your engine!For that reason we build the very finest flame arrestors available.

We start with the finest 6061-T6 billet aluminum, CNC machined it to perfection Each unit is then hand polished by our experienced master craftsmen to a mirror finish The assembly is then mated with a 2" tall, USCG approved, high flow, multi-layered stainless steel screened element The top and bottom sections rest solidly on unique standoffs which will not allow the element to be crushed as can happen with common filter elements.

Whether you need standard or a custom dimension, each arrestor is built to exacting specifications. There are no sloppily adjustable mounting bases or elongated holes to contend with, just pure perfection.

Available for single or dual carburetor applications to fit most popular Barry Grant, Holley and Edelbrock carburetors. Need a custom center dimension....NO PROBLEM.

Available anodized, powder coated, and private labeled with yourlogo and with breather vent tubes.

Length is 21-1/2, and width is 10-1/2

For custom dimensions clickhere.


Oval Billet Flame Arrestor - Dual 4150/4500, 3" Tall
Starting From:
$539.99

This Part has options, please click the button below to order.

Oval Billet Flame Arrestor - Dual 4150/4500, 3" Tall

625-51 + Option(s)

Extreme Custom Billet Flame Arrestor - Dual 4150 / 4500 / Demon Series Oval - Custom Built in 2-3 weeks, NON-RETURNABLE

At Hardin Marine we recognize that your flame arrestor should not only function perfectly and provide the very most available airflow, but that it should be beautiful to look at and enhance your engine compartment The flame arrestor is the "Crown" of your engine! For that reason we build the very finest flame arrestors available.

We start with the finest 6061-T6 billet aluminum, CNC machined it to perfection Each unit is then hand polished by our experienced master craftsmen to a mirror finish The assembly is then mated with a 3" tall, USCG approved, high flow, multi-layered stainless steel screened element The top and bottom sections rest solid unique standoffs which will not allow the element to be crushed as can happen with common filter elements.

Whether you need standard or a custom dimension, each arrestor is built to exacting specifications. There are no sloppily adjustable mounting bases or elongated holes to contend with, just pure perfection.

Available for single or dual carburetor applications to fit most popular Barry Grant, Holley and Edelbrock carburetors. Need a custom center dimension....NO PROBLEM.

Available anodized, powder coated, and private labeled with your logo and with breather vent tubes.

Length is 21-1/2, and width is 10-1/2

For custom dimensions click here.


Oval Billet Flame Arrestor - Dual 4500, 2" & 3" Tall, 8-3/4" Center
Starting From:
$585.69

This Part has options, please click the button below to order.

Oval Billet Flame Arrestor - Dual, 3" Tall, 8-3/4" Center

625-51 + Option(s)

Oval Billet Flame Arrestor - Dual 4150/4500 3" Tall, 8-3/4" Center - BUILT TO ORDER IN 2-3 WEEKS AND NON RETURNABLE

At Hardin Marine we recognize that your flame arrestor should not only function perfectly and provide the very most available airflow, but that it should be beautiful to look at and enhance your engine compartment The flame arrestor is the "Crown" of your engine!For that reason we build the very finest flame arrestors available.

We start with the finest 6061-T6 billet aluminum, CNC machined it to perfection Each unit is then hand polished by our experienced master craftsmen to a mirror finish The assembly is then mated with a 3" tall, USCG approved, high flow, multi-layered stainless steel screened element The top and bottom sections rest solidlyon unique standoffs which will not allow the element to be crushed as can happen with common filter elements.

Whether you need standard or a custom dimension, each arrestoris built to exacting specifications. There are no sloppily adjustable mounting bases or elongated holes to contend with, just pure perfection.

Available for single or dual carburetor applications to fit most popular Barry Grant, Holley and Edelbrock carburetors. Need a custom center dimension....NO PROBLEM.

Available anodized, powder coated, and private labeled with your logo and with breather vent tubes.

Length is 21-1/2, and width is 10-1/2

For custom dimensions clickhere.


Oval Billet Flame Arrestor - Dual 4150, 2" & 3" Tall, 8-5/8" Center
Starting From:
$549.99

This Part has options, please click the button below to order.

Oval Billet Flame Arrestor - Dual, 3" Tall, 8-5/8" Center

625-51 + Option(s)

Oval Billet Flame Arrestor - Dual 4150/4500, 3" Tall, 8-5/8" Center

At Hardin Marine we recognize that your flame arrestor should not only function perfectly and provide the very most available airflow, but that it should be beautiful to look at and enhance your engine compartment The flame arrestor is the "Crown" of your engine!For that reason we build the very finest flame arrestors available.

We start with the finest 6061-T6 billet aluminum, CNC machined it to perfection Each unit is then hand polished by our experienced master craftsmen to a mirror finish The assembly is then mated with a 3" tall, USCG approved, high flow, multi-layered stainless steel screened element The top and bottom sections rest solidlyon unique standoffs which will not allow the element to be crushed as can happen with common filter elements.

Whether you need standard or a custom dimension, each arrestoris built to exacting specifications. There are no sloppily adjustable mounting bases or elongated holes to contend with, just pure perfection.

Available for single or dual carburetor applications to fit most popular Barry Grant, Holley and Edelbrock carburetors. Need a custom center dimension....NO PROBLEM.

Available anodized, powder coated, and private labeled with your logo and with breather vent tubes.

Length is 21-1/2, and width is 10-1/2

For custom dimensions clickhere.


Oval Billet Flame Arrestor - Dual 4150/4500, 3" Tall
Starting From:
$469.99

This Part has options, please click the button below to order.

Oval Billet Flame Arrestor - Single 4150/4500, 2" Tall

625-52 + Option(s)

Extreme Custom Billet Flame Arrestor - Single 4150 / 4500 / Demon Series Oval 

At Hardin Marine we recognize that your flame arrestor shouldnot only function perfectly and provide the very most available airflow, but that it should be beautiful to look at and enhance yourengine compartment The flame arrestor is the "Crown" of your engine!For that reason we build the very finest flame arrestors available.

We start with the finest 6061-T6 billet aluminum, CNC machined itto perfection Each unit is then hand polished by ourexperienced master craftsmen to a mirror finish The assembly is then matedwith a 3" tall, USCG approved, high flow, multi-layered stainlesssteel screened element The top and bottom sections rest solidlyon unique standoffs which will not allow the element to be crushedas can happen with common filter elements.

Whether you need standard or a custom dimension, each arrestoris built to exacting specifications. There are no sloppilyadjustable mounting bases or elongated holes to contend with, justpure perfection.

Available for single or dual carburetor applications to fit most popular Barry Grant, Holley and Edelbrock carburetors. Need acustom center dimension....NO PROBLEM.

Available anodized, powder coated, and private labeled with yourlogo and with breather vent tubes.

Length is 21-1/2, and width is 10-1/2

For custom dimensions clickhere.


Oval Billet Flame Arrestor - Dual 4150/4500, 3" Tall
Starting From:
$529.99

This Part has options, please click the button below to order.

Oval Billet Flame Arrestor - Single 4150/4500, 3" Tall

625-51 + Option(s)

Extreme Custom Billet Flame Arrestor - Single 4150 / 4500 / Demon Series Oval 

At Hardin Marine we recognize that your flame arrestor shouldnot only function perfectly and provide the very most available airflow, but that it should be beautiful to look at and enhance yourengine compartment The flame arrestor is the "Crown" of your engine!For that reason we build the very finest flame arrestors available.

We start with the finest 6061-T6 billet aluminum, CNC machined itto perfection Each unit is then hand polished by ourexperienced master craftsmen to a mirror finish The assembly is then matedwith a 3" tall, USCG approved, high flow, multi-layered stainlesssteel screened element The top and bottom sections rest solidlyon unique standoffs which will not allow the element to be crushedas can happen with common filter elements.

Whether you need standard or a custom dimension, each arrestoris built to exacting specifications. There are no sloppilyadjustable mounting bases or elongated holes to contend with, justpure perfection.

Available for single or dual carburetor applications to fit most popular Barry Grant, Holley and Edelbrock carburetors. Need acustom center dimension....NO PROBLEM.

Available anodized, powder coated, and private labeled with yourlogo and with breather vent tubes.

Length is 21-1/2, and width is 10-1/2

For custom dimensions clickhere.


Extreme Custom Billet Flame Arrestor - Single 10" Diameter Holley 4150/4500 or Demon, 3" Tall
Starting From:
$359.99

This Part has options, please click the button below to order.

Billet Flame Arrestor - Single 10" Diameter Holley 4150/4500, 3" Tall

625-517 + Option(s)

Extreme Custom Billet Flame Arrestor - Single 10" Diameter Holley 4150 or Demon, 3" Tall

At Hardin Marine we recognize that your flame arrestor should not only function perfectly and provide the very most available airflow, but that it should be beautiful to look at and enhance yourengine compartment The flame arrestor is the "Crown" of your engine! For that reason we build the very finest flame arrestors available.

We start with the finest 6061-T6 billet aluminum, CNC machined it to perfection Each unit is then hand polished by our experienced master craftsmen to a mirror finish The assembly is then mated with a 3" tall, USCG approved, high flow, multi-layered stainless steel screened element The top and bottom sections rest solidly on unique standoffs which will not allow the element to be crushed as can happen with common filter elements.

Whether you need standard or a custom dimension, each arrestor is built to exacting specifications. There are no sloppily adjustable mounting bases or elongated holes to contend with, just pure perfection.

Available for single or dual carburetor applications to fit most popular Barry Grant, Holley and Edelbrock carburetors. Need a custom center dimension....NO PROBLEM.

Available polished only.

If you would like to order Flame Arrestor built to your custom dimensions click here to download the worksheet.


10" x 3" Dominator Flame Arrestor, Satin Stainless Steel
Your Price:
$299.99

10" x 3" Dominator Flame Arrestor, Satin Stainless Steel

690-1050-10-3

10" x 3" Dominator Flame Arrestor, Satin Stainless Steel

This 10" diameter flame arrestor is 3" tall and is designed for the popular Holley Dominator Series carbs that have 7-1/4" air horns. Both the top and bottom have been bonded with the 3" mesh to make a 1-piece design. This is a great economical flame arrestor.


8" x 2" Tall, Polished Stainless Steel Flame Arrestor
Your Price:
$159.99

8" x 2" Tall, Polished Stainless Steel Flame Arrestor

690-850-8-2

Polished Stainless Steel Flame Arrestor - 5-1/8" Flange
8" OD x 2" Tall (No Vent Tubes)

These flame arrestors feature a stainless mesh style. USCG approved construction. We have units designed to fit standard 5-1/8"(std Holley 4150) carburetor necks. Overall height is 2 3/4".
While outside dimensions range to accommodate many needs larger diameter units flow much more air on performance applications.

**NOTE VENT TUBES SOLD SEPARATELY**


5-3/4" x 1-5/8" Tall Flame Arrestor, Aluminum
Your Price:
$59.99

5-3/4" x 1-5/8" Tall Flame Arrestor, Aluminum

690-571501A

5-3/4" OD x 1-5/8" Tall Flame Arrestor, Aluminum

This low profile USCG Approved flame arrestor is designed to fit all carburetors with a 5-1/8" air horn or neck. This unit has a 5-3/ 4" outside diameter and is 1-5/8" tall. This unit is constructed of aluminum and is not recommended for saltwater applications. This flame arrestor fits only the Quadrajet and Edelbrock 4bbl. carburetors it does not clear the Holley or Quickfuel J-tubes.


5-3/4" x 3" High Flame Arrestor, Aluminum
Your Price:
$63.99

5-3/4" x 3" High Flame Arrestor, Aluminum

690-573001A

5-3/4" x 3" High Flame Arrestor, Aluminum (will fit inside std. scoops)

These flame arrestors both feature an aluminum mesh style USCG Approved construction Each unit is designed to fit a standard 5-1/8" carburetor neck while their outside dimension is 5-3/4". The 3" tall version has no fuel fume vent and fits perfectly inside most aluminum scoops. While the other version is 4" tall and has a fuel fume vent provision.


5-3/4" x 4" High Flame Arrestor with Vent Tube, Aluminum
Your Price:
$63.99

5-3/4" x 4" High Flame Arrestor with Vent Tube, Aluminum

690-573010A

5-3/4" x 4" High Flame Arrestor with Vent Tube, Aluminum

  • Each unit is designed to fit a standard 5-1/8" carburetor neck
  • outside dimension is 5-3/4"
  • The 4" tall and has a fuel fume vent provision
  • Outer Vent Tube Diameter: 1/4"

These flame arrestors both feature an aluminum mesh style USCG Approved construction Each unit is designed to fit a standard 5-1/8" carburetor neck while their outside dimension is 5-3/4" and is 4" tall and has a fuel fume vent provision. Outer Diameter on the vent tube is 1/4" to match the fuel pumps its designed to attach to.


8" OD x 3" Tall Stainless Arrestor
Your Price:
$159.99

8" OD x 3" Tall Stainless Arrestor

690-850-8-3

8" OD x 3" Tall Stainless Arrestor -5-1/8" Flange

These units feature large 8" OD construction. The large diameter gives the flame arrestor the ability to pass more air through it than the small units above, making this the choice of boaters seeking more power from their engines. These units also feature 3" tall mesh flame suppression screens assuring your safety. These units are cannot be disassembled. Overall height 3 3/4"


8" OD x 3-3/4" Tall Aluminum Arrestor
Your Price:
$84.99

8" OD x 3-3/4" Tall Aluminum Arrestor

690-850-8-3A

8" OD x 3-3/4" Tall Aluminum Arrestor - 5-1/8" Flange

These units feature large 8" OD construction. The large diameter gives the flame arrestor the ability to pass more air through it than the small units above, making this the choice of boaters seeking more power from their engines. These units also feature 3" tall mesh flame suppression screens assuring your safety. These units are cannot be disassembled.


SS Super Sport Series Flame Arrestor
Your Price:
$195.99

SS Super Sport Series Flame Arrestor for Mercury 454/502 Mag

620-12664

"SS" Super Sport Series Flame Arrestor For MerCruiser 454/502 Magnum MPI 

Hardin Marine and K&N Engineering have teamed up to bring you an affordable entry level performance filter/flame arrestor kit that bolts directly to your Mercury Magnum series engine throttle body. The expanding shape of this intake assures increased air speed, something that block-like aluminum adapters can't do. Just clamp on the K&N flame arrestor and you're ready to go. Serpentine and V-Belt Engine Compatible.

Note: These clamp-on filter/flame arrestors have limitations to their air flow capability. The filter element can only support enough air flow for approximately 500 horsepower.

Includes the mounting bolts.


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