Retro plate hardware kit. In this kit you get eight 7/16-14 fhcs bolts to hold the plate down a length of O-ring to go into the plate to seal the blower to the retro plate and eight cut down alum. blower studs to fit into the plate.
Stud measures 2.280" overall with .285" of coarse, .900" of shoulder, .875" of fine thread and .175" of 5/16" hex to install blower stud into blower manifold.
Studs are designed to be used with Littlefield, Mooneyham, Kuhl, Hampton or Blower Shop blowers.