Maincap Overview


  • Main caps are made from high quality ductile iron. Ductile is as strong as steel, dampensvibration, and has an expansion similar to  engine block materials.
  • Main caps are made taller to eliminate washers and spacers between the girdle,making a much stronger structure.
  • Custom caps can be made to your specifications

Click here to go to our online store for available stocked products. MainCaps Online