Quote:
Originally Posted by Richard
See you jumped on the LS bandwagon as well. Why mess with the old school return style fuel delivery system? Pump runs full tilt all the time. The factory PWM pumps are more efficient, run cooler, do not heat up fuel as much, last longer. Only have to run one fuel line.
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Cost mostly and complexity, i also didnt buy the LT1 engine because of the pwm pump. My pump cost is about $250 for the in tank pump, the surge tank and the high pressure pump.