Model # 143171102 Official Craftsman 4-cycle engine

Part #631021

The manufacturer no longer makes this part, and there's no substitute part

Part #631028

The manufacturer no longer makes this part, and there's no substitute part

Part #631023

The manufacturer no longer makes this part, and there's no substitute part

Part #27625

The manufacturer no longer makes this part, and there's no substitute part

Part #631025

The manufacturer no longer makes this part, and there's no substitute part

Part #26460

The manufacturer no longer makes this part, and there's no substitute part

Part #650176

The manufacturer no longer makes this part, and there's no substitute part

Part #631027

The manufacturer no longer makes this part, and there's no substitute part

Part #631022

The manufacturer no longer makes this part, and there's no substitute part

Part #31335

The manufacturer no longer makes this part, and there's no substitute part