https://www.jalopnik.com/2032580/why-chrysler-ball-stud-hemi-never-stood-a-chance/
Why Chrysler's Secret Ball-Stud Hemi Never Stood A Chance
Nov 27, 2025 - The Ball-Stud Hemi featured 2.25-inch intake and 1.94-inch exhaust valves like the 426, but weighed 100 pounds less and was 6.5 inches narrower.
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