Whether you are simply freshening up your old block or building the ultimate stroked street machine, a high performance 1979-93 Mustang rotating assembly is what you need. Many of our rotating assemblies feature forged pistons, rods and crankshaft to handle a high horsepower build. These 1979-93 Mustang rotating assemblies feature quality piston rings and main bearings for extended engine life. available in oversize pistons, H beam or I beam rods, forged and cast cranks and also stroked cranks and rods for 331 or 347 Cubic Inches.