Partial Engine Packages


With a multitude of Speed Logics 427s powering everything from cobra replicas to vintage mustangs you can rest assured you’re getting a quality product proven through years of testing and real world experience. We understand that no one particular engine package will serve everyone’s needs. With our partial engine packages we leave the finishing options up to you to choose. All of our engines our fully blueprinted and dyno tested.



SBF 427 520HP Partial Engine Package







SBF 427 550HP Partial Engine Package


SBF 427 620HP Partial Engine Package