Magnus Billet Honda K series K20/K24 Engine Block



The Honda K series block was originally designed to handle 300hp in Naturally aspirated format. Magnus developed the billet K series block to handle over 1700+ hp.

Originally developed for No water applications, but now available with water jackets for water cooling.


  • 6061 Billet Block
  • 7075 Billet Girdle
  • significant internal clearance to clear 106mm stroke with aluminum rods
  • Available in No water jacket version or with water jacket
  • Centrifugally spun Ductile Iron Dry Liners
  • 4 bolt mains w/ ARP hardware

Part # MMCENG9000