Yes, I do find the rear-turbo concept appealing and wouldn't mind having one.
I wouldn't expect any fe increase at all though.
If, as CARB says, boost is limited to 6 psi, then according to this boost/HP estimator:
Quote:
Your new HP computed from your old HP of 420 at Blower Boost of 6 psi is 591.48 HP. Vette
Your new HP computed from your old HP of 315 at Blower Boost of 6 psi is 443.61 HP. Silverado
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Wallace Racing - Estimate HP From Adding Boost Calculator
their claimed increases:
Quote:
2008 Chevrolet Corvette C6: 40mpg town (stock 16mpg, a 150% increase) | 775 HP (stock 420hp, a 84.5% increase) | 691 lbs torque (stock 424 lbs, a 62.9% increase)
2009 Chevrolet Silverado 1500 | 32mpg town (stock 14mpg, a 128.5% increase) | 500 HP (stock 315hp, a 58.7% increase) | 450 lbs torque (stock 338 lbs, a 33% increase)
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GenesVettes.com - The Radical Solution
are rather generous.
Well, that would match the generous fe claims too.