Quote:
Originally Posted by AbsolutHank
I currently run a Magnuson with a Rotofab on the supplied tune from Magnuson. Ive been thinking about adding the LT4 HPFP and Injectors, swapping the pulley and getting it retuned. Is this the best way to go about this? Can I expect 600-620rwhp?
If I add those fuel system parts, will I be able to drive it to my tuner at low rpm/speed?
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Good time to do it is during the blower install for sure and will give you a lot more headroom.
The ceiling I found was 575 RWHP on 93 octane with stock LT-1 injectors and HPFP.