Ford’s Legendary Godzilla V8 Faces A Troubling Federal Investigation

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Tuesday, 27 Oct 2026 13:45 0 14 autotech

The NHTSA‘s Office of Defects Investigation opened a formal probe into Ford’s 7.3-liter Godzilla V8 on October 26, 2026, after a June petition alleged camshaft and lifter failures that can leave a truck or van without power at highway speed. The investigation covers roughly 50,000 vehicles built for the 2021 and 2022 model years, specifically the E-350 van, F59 chassis, and F-750, though the same basic engine shows up across a much wider range of Ford trucks and vans.

For owners, this is the kind of news that lands before anything official changes. No recall has been issued, and ODI is still at the stage of deciding whether a defect even exists. But the allegations are serious enough, and the complaints specific enough, that Super Duty and E-Series owners should be paying attention now rather than waiting for a letter in the mail.

What The Petition Actually Alleges About The Camshaft And Lifter Failures

Ford’s 7.3-liter Godzilla V-8
Ford

The petition alleges low oil pressure at idle causes premature wear on lifter rollers and camshaft lobes, potentially leading to engine failure and sudden power loss at highway speeds. Severe damage could require an engine replacement.

One complaint on file came from a fleet owner in North Carolina, filed in February 2024. Of 11 Ford trucks running the 7.3-liter V8, five needed new engines, with failures showing up as early as 45,745 miles and as late as 103,177. The petition also alleges Ford knew about the problem and quietly released a software patch to raise idle speed, but never notified owners that a fix existed or why it mattered.

The Godzilla’s Reputation And What’s Actually Under The Hood

A blue F-250 Super Duty Tremor equipped with the 7.3-liter V-8 Godzilla engine, towing a trailer. 
Ford

Ford introduced the 7.3-liter V8, nicknamed Godzilla, in the 2020 Super Duty lineup to replace the 6.8-liter V10 and 6.2-liter V8, then extended it to the E-Series and bare chassis models the following year. It built a reputation fast as a gas-burning alternative to the Power Stroke diesel: simpler, cheaper to maintain, and still plenty capable for fleet work. Pickup versions make 430 horsepower and 475 lb-ft of torque, van applications are rated at 300 or 325 hp and 425 or 450 lb-ft depending on configuration, and chassis-cab versions make 335 hp and 468 lb-ft. Ford even sells a crate version called Megazilla that’s tuned to 615 hp and 640 lb-ft.

The allegedly problematic oil pump was used across the 7.3-liter lineup. Ford has revised its part number at least six times, although that doesn’t establish whether later engines are less vulnerable.

What This Means If You Own One Now

Ford

No recall or mandatory repair exists. NHTSA must first determine whether the allegations warrant further investigation, a process that could take months.

Owners who paid for camshaft, lifter, or engine replacements should submit repair records to NHTSA. Those complaints could support further investigation, and reimbursement may become available if a recall follows.

Resale values are another concern, particularly for Super Duty shoppers. However, any financial impact remains speculative until investigators establish whether a defect exists and which vehicles are affected.

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