Ferrea’s spring kit for the Toyota Supra 3.0L B58 turbo is a valve spring package matched to the B58 cylinder head. Supplied as a targeted spring kit for Supra 3.0L B58 turbo applications, it provides the replacement spring hardware intended for valvetrain maintenance or component swaps on that turbocharged B58 engine.
Ferrea Toyota Supra 3.0L B58 Turbo Spring Kit