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Manley Valves L-92 SBC Race Flo/Race Master Valves XH-426 Stainless Exhaust Material NK-842 Stainless Intake Material Chrome Stems and Hard Tips Swirl Polished and Machined Intakes are “Pro Flo” for Improved Flow O.E. Style Radius Keeper Grooves

Part # Type Head Diam. Stem Diam. Installed Height O/A Length Price/ Set Order Online 11621-8 EXH 1.590 .3136 Stock 4.923 $142 order here ---------------------------------------------------------------------------------------- 11620-8 INT 2.165 .3133 Stock 4.900 $142 order here 11620H-8 INT 2.165 .3133 (hollow) Stock 4.900 $415 order here

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