Base Map For 355 small block Chevy, 24 lb/hr injectors, single plane MPFI manifold, 1000 CFM 4 bbl throttle body, 20 degree Holley heads, Lunati 30140 cam (225/235 @ .050, .477/.507, 112 LC), 9.5:1 compression, 43 PSI fuel pressure, 397 HP @ 5500 RPM, 418 ft/lbs @ 4400 RPM.
Read the "note" in the Holley EFI Firmware Changes document before performing firmware update.
Base Map For 4-bbl Multi-port map generated on a 350 cubic inch small block Chevy with the Holley Syste MAX aluminum cylinder heads and cam. Good baseline for 400 hp 350 with approximately 230 degrees duration at .050" lift cam and 112 lobe separation.
Base Map For 4-bbl Multi-port map generated on a 383 cubic inch small block Chevy with approximately 400 hp 30 lb./hr. Good baseline for camshafts less than 230 degrees duration at .050" lift and 112-114 lobe separation.
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