5”. Almost everywhere online states to convert to your k20 for everything. My dilemma is can I just change it to the tsx or Crv elements to help keep it easy rather than really need to change the crank pulley. I feel the 2007 Honda CR-V includes a six.five” crank https://13bengineandtransmissionf51503.blogminds.com/everything-about-lexus-isf-5-0-v8-2ur-gse-full-engine-29915029