This is an R & V (Root & Vandervoort) Igniter That Was Machine Shop Made. (Machined from steel Not Cast Iron)… I Disassembled, Cleaned, & Added New Points, Mica And Copper Gasket… This Is ready To Put on your Engine & run!! Looks Like A 2-1/2 – 2-5/8 Bolt Space. This is A nice Copy Of An Original Igniter, Whomever Built or Machined this was A Dam Good Machinist.. It Can Be Rusted Up To Match The Patina On your Old Barn Find Engine Or Could be Painted To Match Your Restoration…… Originals Do Not Come Up For sale Very Often, This A Rebuilt Machine Shop Made Igniter… Not worn Out, Broke Or modified Like Many have been….. Look the pictures Over to see if it will work for your Engine, A very Hard part to find when needed!!! So don’t Miss out on your chance to complete That Igniter Fired Root & Vandervoort or R & V Hit & Miss Gas Engine!!! Any questions On Application Or Dimensions Please Contact Me, I will Help You Out!!! This Item Weighs 2 LBS!! I will Do My Best To Box & Pack Everything, As I would want to receive it…… When You Receive your Item Please leave Positive feed Back As It will be Left For you & To Let Me Know it was received & You Are satisfied……. Don’t forget to Look At my other items. Or Be sure to add me to your favorites list. If You Have Any Questions Or Concerns About the Items I have listed And Prefer Not to Wait thru the. 1246 Us Hwy 63.