Hot Rod - - Ls3 Intake Shootout! -

For this test, we re­placed the stan­dard LSXR up­per in­take sec­tion with the larger LSXRT in­take. Of­ten re­ferred to as the truck in­take, the LSXRT top sim­ply of­fers in­creased plenum vol­ume on this ad­justable in­take ap­pli­ca­tion. Equipped with the short run­ners and FAST LSXRT top, the LS3 pro­duced al­most iden­ti­cal power to the stan­dard LSXR top. The plenum vol­ume changed the power out­put very lit­tle on this ap­pli­ca­tion. Equipped with the FAST ad­justable LSXRT in­take (with short run­ners), the 6.2L still pro­duced

603 hp and 495 lb-ft of torque.

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