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| BASELINE | | PEAK TORQUE | 581 | | AVG. TORQUE | 555 | | PEAK HP | 651 | | AVG. HP | 574 | | FINAL PULL | | PEAK TORQUE | 585 | | AVG. TORQUE | 562 | | PEAK HP | 672 | | AVG. HP | 581 | | 496 BUILD SPECS | | Bore x stroke | 4.310x4.250 | | Displacement | 496 ci | | Head gasket thickness | 0.041 | | Piston deck height | 0.005 | | Total clearance | 0.046 | | Compression ratio | 11:1 | | Piston-to-wall clearance | 0.004 | | Ring endgaps | 0.022, 0.024 | | Rod bearing clearance | 0.0027 | | Main bearing clearance | 0.0027 | | Crank endplay | 0.007 | | Main bearing cap torque | 105 ft-lb (w/moly-lube) | | Rod bolt torque | 63 ft-lb (w/moly-lube) | | Head bolt torque | 65/75 ft-lb (w/moly-lube) | | * Except as noted, all dimensions are in inches. |
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