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POR-15 Fuel Tank Sealer for rust and leaks

POR-15 ★ 3.4/5 · ItemOracle Score Premium

$219 USD
Price subject to change
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POR-15 Fuel Tank Sealer, Stops Rust, Corrosion and Leaks, Resistant to All Fuels, Alcohols and Additives, 128 Fluid Ounces

Seal and protect fuel tanks from rust and leaks; compatible with high-alcohol fuels. Users report easy application and effective sealing, though results vary in durability

Highlights

  • resistant to all fuels
  • permanent seal
  • easy application

Pros

  • resists all fuels and additives
  • permanent sealing capability
  • easy-to-use application
  • rust prevention emphasis
  • designed for long-lasting results

Cons

  • mixed durability outcomes
  • reports of leaks/peeling in some cases

Best For

  • fuel tank repair
  • rust prevention in metal tanks
  • temporary fuel system sealing (during repairs)
  • reconditioning classic vehicles
  • preparing tanks for long-term storage
  • tanking leak mitigation before sealing

Features

  • Formulated for permanent seal resistant to all fuels including high-alcohol Stage II fuels
  • Sealer provides a durable corrosion and rust barrier for fuel tanks
  • Requires tank drainage, removal, and thorough cleaning prior to application with Cleaner Degreaser and Metal Prep
  • Proper prep ensures strong adhesion and prevents coating failure from gum and varnish

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