by bkraceengines | Feb 19, 2026 | Uncategorized
New record holder Summernats Dyno Competition N/A class. BK Race Engines built 648ci Big Block Ford making 1361hp/ 1041 ft-lbs on SF902 engine dyno. Based on a Ford Racing A460 iron block this build is topped with the newest Assassin head developed by BES and Darin...