This map was used on a stock L28ET engine, stock turbo, 440cc/min injectors, stock fuel pressure regulator, spearco intercooler with a fuel only SDS system. Running it at 14PSI boost on pump gas, no detonation and it runs sweet.


RPM Fuel MAP Fuel Temp Fuel Pump Low 14
500 80 24 1 Above this 0 Pump High 7
750 80 23.1 25 163 2 Pump Sense 3
1000 80 -22.2 26 150 8

1250 80 -21.3 27 140 12

1500 80 -20.4 29 130 15

1750 80 -19.5 32 120 21

2000 80 -18.6 35 110 27

2250 80 -17.7 37 100 31

2500 80 -16.8 43 95 36

3250 80 -15.9 45 87 42

3000 80 -15 47 82 48

3250 83 -14.1 50 75 51

3500 85 -13.2 53 66 58

3750 87 -12.3 56 60 65

4000 90 -11.4 59 54 69

4250 90 -10.5 62 47 73

4500 90 -9.6 65 40 78

4750 90 -8.7 68 34 80

5000 90 -7.8 71 26 84

5250 90 -6.9 74 20 88

5500 90 -6 77 12 94

5750 90 -5.1 80 2 100

6000 90 -4.2 83 -5 106

6250 90 -3.3 86 -20 112

6500 85 -2.4 91 -40 118

6750 85 -1.5 92 -55 128

7000 85 -0.6 93



7250 1 0.61 95





1.04 97





1.47 100





1.9 103





2.33 106





2.76 112





3.19 118





3.62 122





4.05 127





4.48 130





4.91 133





5.34 136





5.78 138





6.22 141





6.66 143





7.1 146





7.54 149





7.98 153





8.42 156





8.86 159





9.29 163





9.73 167





10.2 170





10.6 173





11 176





11.5 179





11.9 182





12.4 185





12.8 188





13.2 191





13.7 194





14.1 197





14.6 200





15 203