Durable, form-fitted polyethylene belly fuel tank engineered as a direct OEM replacement for the 1989 Boston Whaler Outrage 18'. Designed to match original factory specifications with a net capacity of 57 gallons. Features corrosion-resistant aluminum pickups, a vent fitting, and fill neck—precision-welded to ensure structural integrity and long-term reliability. Ideal for restoration projects or preventative upgrades
1989 Boston Whaler Outrage 18 with a 57-gallon fuel tank, designed for offshore fishing and recreational boating with a reliable and durable construction
Final assembly inspection of 57-gallon OEM-style belly fuel tank for the 1989 Boston Whaler Outrage 18'. Brass pickup/return fitting, elbowed vent tube, and sender port are installed per legacy schematics. Test confirms fitting thread engagement, spatial clearance within deck cavity, and integrity of weld interfaces. Fitting positions and hardware selection are verified against factory placement for seamless hose routing and maintenance access
Visual inspection confirms proper mounting and alignment of key hardware elements on 57-gallon belly tank for Boston Whaler Outrage 18' (1989). Sender unit locking ring, vent-return elbow, grounding lug, and integrated handle feature secure placement with no evidence of thread galling, cross-threading, or over-torquing. Assemblies are aligned for seamless hose routing and compatible with standard marine fuel system interfaces
Final configuration overview of 57-gallon replacement belly tank for 1989 Boston Whaler Outrage 18'. Includes brass grounding lug, secure sender unit lock ring, and vent-return elbow—all positioned according to OEM schematics. Components are inspected for torque compliance, sealing integrity, and spatial alignment for service access within deck cavity. Handle offers accessible mechanical engagement point for inspection cover removal
: Initial 3D geometric representation of 57-gallon OEM-style fuel tank for 1989 Boston Whaler Outrage 18'. Render focuses on outer hull geometry, highlighting hexagonal cross-section designed for optimized hull conformity. No ports or surface features present, enabling volume estimation, wall thickness analysis, and stress modeling under simulated load conditions
Surface layout inspection of final tank assembly for 1989 Boston Whaler Outrage 18'. Brass ground/return lug, centered sender unit, and starboard-side vent/feed fitting are mounted to spec. Component spacing supports straightforward hose routing and onboard access. Thread integrity and port orientation verified against OEM configuration. Assembly suitable for marine-grade fuel system integration
Durable, form-fitted polyethylene belly fuel tank engineered as a direct OEM replacement for the 1989 Boston Whaler Outrage 18'. Designed to match original factory specifications with a net capacity of 57 gallons. Features corrosion-resistant aluminum pickups, a vent fitting, and fill neck—precision-welded to ensure structural integrity and long-term reliability. Ideal for restoration projects or preventative upgrades
1989 Boston Whaler Outrage 18 with a 57-gallon fuel tank, designed for offshore fishing and recreational boating with a reliable and durable construction
:CAD-rendered model of OEM-style belly fuel tank for the 1989 Boston Whaler Outrage 18'. The model showcases the tapered bow-facing profile, dual slotted mounting flanges, vent and pickup ports, and centered inspection port. Dimensions and surface geometry align with original installation specs to ensure snug hull fitment. The model supports pre-manufacturing validation and confirms tolerance compliance for critical weld points
Final assembly inspection of 57-gallon OEM-style belly fuel tank for the 1989 Boston Whaler Outrage 18'. Brass pickup/return fitting, elbowed vent tube, and sender port are installed per legacy schematics. Test confirms fitting thread engagement, spatial clearance within deck cavity, and integrity of weld interfaces. Fitting positions and hardware selection are verified against factory placement for seamless hose routing and maintenance access
Visual inspection confirms proper mounting and alignment of key hardware elements on 57-gallon belly tank for Boston Whaler Outrage 18' (1989). Sender unit locking ring, vent-return elbow, grounding lug, and integrated handle feature secure placement with no evidence of thread galling, cross-threading, or over-torquing. Assemblies are aligned for seamless hose routing and compatible with standard marine fuel system interfaces
Final configuration overview of 57-gallon replacement belly tank for 1989 Boston Whaler Outrage 18'. Includes brass grounding lug, secure sender unit lock ring, and vent-return elbow—all positioned according to OEM schematics. Components are inspected for torque compliance, sealing integrity, and spatial alignment for service access within deck cavity. Handle offers accessible mechanical engagement point for inspection cover removal
: Initial 3D geometric representation of 57-gallon OEM-style fuel tank for 1989 Boston Whaler Outrage 18'. Render focuses on outer hull geometry, highlighting hexagonal cross-section designed for optimized hull conformity. No ports or surface features present, enabling volume estimation, wall thickness analysis, and stress modeling under simulated load conditions
Surface layout inspection of final tank assembly for 1989 Boston Whaler Outrage 18'. Brass ground/return lug, centered sender unit, and starboard-side vent/feed fitting are mounted to spec. Component spacing supports straightforward hose routing and onboard access. Thread integrity and port orientation verified against OEM configuration. Assembly suitable for marine-grade fuel system integration

Boston Whaler Outrage 18' 1989 - 57 gal. net OEM replacement belly fuel tank

$ 2,000.00
/
  • 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.

  • 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 2 work weeks. The finished tank pickup window is also 2 work weeks, so make sure you will be able to take delivery of your finished tank within that timeframe.  

  • 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.    

  • .190 thickness Alcoa® 5052 H32 Series aluminum construction. 

  • Hand welded GTAW (TIG) welded to exceed ASME / ASW D3.7:2004 standards.

  • Sherwin Williams® TarGard® Epoxy painted for the best marine environment protection. 

  • KUS® (ex-WEMA USA®) reed switch sender with NBR float fuel level.

 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!

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

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.



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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