Goto your local tool rental place and rent one for $5/day. You may not think that the place that rents hoists, trailers, power rakes, generators, compressors, etc. has these small hand tools but they do. The right tool is the only way to do it. Its very easy to use, impossible without it.
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'88 Mustang GT-GT40 Iron Head Engine, Kenne Bell SC/FMU, AOD
www.geocities.com/rayscopes/RaysStang.html