A black, textured OEM replacement fuel tank for a Mako 20' 1984 model, with a 58-gallon net capacity. The tank is rectangular and features several mounting brackets along its perimeter. Various fittings and ports, including a white and blue hose connection, are visible on its top surface
A light gray, rectangular Mako 20 1984 Fuel Tank with a capacity of 58 gallons net. The tank dimensions are 65" L x 25" W x 9.3" H (one side tapering to 7.25" H). It features several mounting brackets, a curved pipe, and a circular opening on its top surface
A black, rectangular boat fuel tank with a textured surface, shown on a checkered background. It has several mounting brackets along its perimeter. Various fittings and ports are visible on the top surface, including a white and blue hose connection, two small metal posts, a circular gauge with wires, and a small white label
A long, rectangular fuel tank with a black, textured top surface and sand-colored sides, set against a checkered background. The tank has several mounting brackets along its perimeter, and its top surface displays various fittings, including a white and blue hose connection, two small metal posts, a circular gauge with wires, and a small white label. The bottom of the tank appears slightly curved
A black, rectangular boat fuel tank with a textured surface, shown from a high angle. It has several mounting brackets along its perimeter. Various fittings and ports are visible on the top surface, including a white and blue hose connection, two small metal posts, a circular gauge with wires, and a small white label
A detailed view of a product label from "Welding World Inc." affixed to a textured black surface. The label provides specifications for a "Mako 20' Fuel Tank" (Part# WW-T-250), indicating a 64-gallon capacity, aluminum material (5052-H-32), and a thickness of .190. It also lists the manufacturing date (05/02/22), serial number (2022294), and states that the tank is recommended for gasoline and tested to 9 psi / 34.5 kpa, meeting ISO 8846 and 10088 specifications
A close-up view of various metal fittings on a textured black surface, appearing wet or oily. The fittings include a small brass elbow connector, a larger silver-colored elbow with a black cap, and a silver pipe with a blue cap and a black zip tie. There are visible ripples and reflections on the surface around the fittings
A black, textured OEM replacement fuel tank for a Mako 20' 1984 model, with a 58-gallon net capacity. The tank is rectangular and features several mounting brackets along its perimeter. Various fittings and ports, including a white and blue hose connection, are visible on its top surface
A light gray, rectangular Mako 20 1984 Fuel Tank with a capacity of 58 gallons net. The tank dimensions are 65" L x 25" W x 9.3" H (one side tapering to 7.25" H). It features several mounting brackets, a curved pipe, and a circular opening on its top surface
A black, rectangular boat fuel tank with a textured surface, shown on a checkered background. It has several mounting brackets along its perimeter. Various fittings and ports are visible on the top surface, including a white and blue hose connection, two small metal posts, a circular gauge with wires, and a small white label
A long, rectangular fuel tank with a black, textured top surface and sand-colored sides, set against a checkered background. The tank has several mounting brackets along its perimeter, and its top surface displays various fittings, including a white and blue hose connection, two small metal posts, a circular gauge with wires, and a small white label. The bottom of the tank appears slightly curved
A black, rectangular boat fuel tank with a textured surface, shown from a high angle. It has several mounting brackets along its perimeter. Various fittings and ports are visible on the top surface, including a white and blue hose connection, two small metal posts, a circular gauge with wires, and a small white label
A detailed view of a product label from "Welding World Inc." affixed to a textured black surface. The label provides specifications for a "Mako 20' Fuel Tank" (Part# WW-T-250), indicating a 64-gallon capacity, aluminum material (5052-H-32), and a thickness of .190. It also lists the manufacturing date (05/02/22), serial number (2022294), and states that the tank is recommended for gasoline and tested to 9 psi / 34.5 kpa, meeting ISO 8846 and 10088 specifications
A close-up view of various metal fittings on a textured black surface, appearing wet or oily. The fittings include a small brass elbow connector, a larger silver-colored elbow with a black cap, and a silver pipe with a blue cap and a black zip tie. There are visible ripples and reflections on the surface around the fittings

Mako 20' 1984 - 58 gal. net - Fuel Tank | OEM Replacement

$ 1,299.00
/
  • Local pickup available
  • Over-sized & over-weight item.
  • Only Ships LTL Freight.
  • Call us Mon.-Fri. 8:30 a.m. to 4:40 p.m. if in any doubt.

  • Guaranteed to Fit Your Mako 
    Every tank is engineered using OEM drawings and/or reverse-engineered from an original unit to ensure a precise, 100% guaranteed fit.

 

  • Fully Certified Manufacturing
    Our tanks are built by an NMMA-type certified manufacturer and produced in accordance with all ABYC standards.

 

  • USCG Compliant & Pressure Tested
    Each tank meets all USCG requirements and is individually pressure-tested in house. All federal regulations are followed throughout our manufacturing process to ensure maximum safety and reliability.

 

  • .125-Thickness Alcoa® 5052 H32 Aluminum Construction
    Built from premium marine-grade Alcoa® 5052 H32 aluminum at .125 thickness for exceptional strength and long-term durability.

 

  • Complete, Ready-to-Install System
    Each tank comes fully equipped with all required components — including the sender, fittings, and hardware.

 

  • Precision Hand-Welded Construction
    Every tank is hand-crafted using GTAW (TIG) welding, exceeding ASME and AWS D3.7:2004 standards for marine aluminum fabrication.                                                   

 

  • Sherwin-Williams® TarGard® Epoxy Coating
    Finished with Sherwin-Williams® TarGard® Epoxy to provide added protection against corrosion and harsh marine environments, extending the overall life of the tank.

 

  • KUS® (formerly WEMA USA®) Reed-Switch Fuel Level Sender
    Features a high-quality KUS® reed-switch sender with an NBR float, providing accurate and reliable fuel-level measurement.

 

Buy with confidence. Shortly after your payment clears you'll be sent via e-mail a complete set of detailed drawings for you to check all dimensions and fittings positions. If there's any difference from your old tank we can make any reasonable modifications to accommodate your needs. Fabrication of your new tank won't start until you send us your specs confirmation.  

 

IMPORTANT NOTE: The base price is for local pickup in our SW Miami Shop. Check options above for crating and shipping to the contiguous 48 States. All tanks are made to order and the fabrication lead time is 1-2 work weeks. The finished tank pickup window is also 1-2 work weeks, so make sure you will be able to take delivery of your finished tank within that timeframe.     

 

NOTE: Check your tank dimensions thoroughly! Once a tank is manufactured and/or shipped we can't be responsible for mismatches and refunds or returns won't be accepted. All sales are final!

 

Shipping: Only freight to the 48 contiguous states. Contact us for extra-cost shipping options for HI and AK. Orders for international shipping from US-based carriers are welcome but contact us first to coordinate details.

 

Return Policy: No refunds are accepted, as all of our products are made to order. Our policy is strictly limited to the repair or replacement of qualifying defective or damaged goods. Please note that shipping costs are non-refundable. 

 

Fabrication lead time (before shipping): 1-2 work weeks. 

Due to this item's size and weight we can only ship it in an economical way via Less Than Truckload (LTL) consolidated land shipping, and only to the contiguous 48 States.

For shipping inquiries to AK, HI, PR, US-VI, and international shipping, please contact us first at sales@weldingworldinc.com.

All of the destinations above we can only serve as a Free Carrier (or FCA) modality, that requires the customer to contract and pay for their carrier service of choice. We can still ship the item, but only to a warehouse/receiving office within the 48-contiguous States.

In plain terms what this means is that if you want to ship your product to any non-contiguous US territory or internationally, you, the customer, has to provide us with the warehouse address of the carrier that serves your locality with an address within the contiguous 48-US States, as we do not ship overseas on our own.

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