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Bill Howell Grand Marc Car

Howell Engine Developments, Inc. Reports the Passing of Founder and Automotive Industry Legend Billy Haegen Howell

Marine City, MI… August 26, 2021 – Automotive pioneer and industry legend, Billy “Bill” Haegen Howell, passed away on July 22, 2021, after a battle…

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Regardless of the Engine Transplant, Howell has You Covered

Currently Howell EFI offers wide-ranging GM-style EFI conversions for many applications and harness conversions for any GM V6 and V8 engine from 1985 to present.…

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