Cold Steel Taxi broken?

So playing the Cold Steel Taxi scenario, I can't hit the price target... ever.
engine I'm building is:
XL block (iron)
minimum everything, maximum flywheel weight.
only deviations from minimum are DAOHC and a single 2 barrel carb and a secondary reverse flow muffler.
image of motor and price attached.
engine I'm building is:
XL block (iron)
minimum everything, maximum flywheel weight.
only deviations from minimum are DAOHC and a single 2 barrel carb and a secondary reverse flow muffler.
image of motor and price attached.