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Have question; altered bbc 1471 hi helix hat and port injection, at about 2 tenths into the run, 21 lbs boast, leaving from idle 1600rpm...
anyone out there running or have ever run a 1471 scs billit high helix :D
44 mag second wind, we have been running the msd 10 plus ignition on this combination which is 547 BBC brodix -2 heads 8-71 littlefield hat and...
mag thanks doug for the reply i was thinking that the chevy was CR but wasn't for sure. I'am still looking for a 44 mag for a big chevy.:D
this may sound primitive but what is the rotation for a chevy mag it CR or CCR.:o
