Quote:
Originally Posted by knighty
the reason the Katech Corvette engine makes such good power is it was designed from the outset to rev very low for reduced friction, and for its size, the stroke is quite big at around 96 to 98mm (I have the exact figure at work), this in turn reduces the friction, as friction is directly proportional to the rotational speed of the engine, as the faster the crank rotates, the more loading it exerts on the main bearings, therefore the more friction it will create.
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2006 Corvette Engine Specifications
2006 Corvette C6.R
Displacement (L / ci) 7.0 / 427
Horsepower 590 @ 5400 rpm
Torque (lb-ft) 640 @ 4400 rpm
Bore diameter
(mm / in) 106.2 / 4.180
Crankshaft stroke
(mm / in) 98.42 / 3.875
Deck height
(mm / in) 235 / 9.24
"V" angle (deg) 90
Cylinder bore spacing
(mm / in) 111.7 / 4.40