Enginetech V1791 | Single Exhaust Valve for GM & Pontiac 455

Single Exhaust Valve

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• Compatible with: GM & Pontiac 455 (Enginetech V1791)
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• Nominal Stem Diameter: 11/32 inches
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• ET Stem Diameter: 0.3410 inches
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• Standard Head Diameter: 1.770 inches
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• ET Head Diameter: 1.770 inches
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• Valve Length: 4.875 inches
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• Number of Grooves: 2
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• Notes: Features a chrome stem for enhanced durability.
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