Ray Bohacz is a journalist in the automotive field and author of CarTech’s book “How to tune and win with Demon Carburetion”. He is also a monthly contributor to Hemming’s Muscle Machines magazine. Additionally, Ray writes short articles for the agriculture industry and is featured in a series of videos as the SF (Successful Farming) Engine Man. His videos are short, informative features which apply to both farm and automotive equipment.
Here Ray shows you how to find a vacuum leak in a gasoline engine:
One word: excellent