GM reveals 550 HP/627 lb ft torque 4.2L Twin-Turbocharged V8.

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GM reveals 550 HP/627 lb ft torque 4.2L Twin-Turbocharged V8. DMCA
GM reveals 550 HP/627 lb ft torque 4.2L Twin-Turbocharged V8. DMCA
GM reveals 550 HP/627 lb ft torque 4.2L Twin-Turbocharged V8. DMCA