Thread: HP add ons
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Old 07-28-2004, 09:16 PM
95silverado 95silverado is offline
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The vortec engine is the same basic block as the TBI engine, but it has improved heads, that breath more freely. It has a rollor cam, and lifters, and newer fuel injection system. The 5.7 votec makes 255 hp and the 5.7 Tbi make 210 hp.
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