Is the Nelsen Racing Engines TT Motor worth it?

[XcYZ]

As long as we're talking about Banks, here's what they recommend:

Twin Turbo Kit – Suggested Engine Parameters

Displacement…………………………………. 305 to 410 ci. SB Chevy
Compression Ratio………………………….. 7.5 to 8.5-1
Cylinder Head………………………………… Stock or Raised Port 23 Degree
Valve Material………………………………… Stainless Steel Valves
Crankshaft……………………………………. Forged Steel Crankshaft
Connecting Rods……………………………. Forged Steel Connecting Rods
Pistons………………………………………… Forged Pistons
Camshaft……………………………………… Any type / low overlap
Engine Management………………………… Aftermarket Fuel and Spark
Maximum RPM……………………………….. 6500 RPM
Suggested Gauges………………………….. Pyrometer, Boost, Air/Fuel

Boost Levels

There are two boost levels available.
6lbs – This would work well with a stock engine or a crate engine like a ZZ4.
12lbs – This should only be used with modified engines with the modifications listed above.



Power Levels

With a properly modified engine, the kit should support up to 1100HP.