Manley Chevrolet LS - 3/L - 99 Small Block (L - 92 Head) Extreme Duty Exhaust Valves (Set of 8)
Manley Chevrolet LS - 3/L - 99 Small Block (L - 92 Head) Extreme Duty Exhaust Valves (Set of 8)
Manley Chevrolet LS - 3/L - 99 Small Block (L - 92 Head) Extreme Duty Exhaust Valves (Set of 8)
Manley Chevrolet LS - 3/L - 99 Small Block (L - 92 Head) Extreme Duty Exhaust Valves (Set of 8)
Manley Chevrolet LS - 3/L - 99 Small Block (L - 92 Head) Extreme Duty Exhaust Valves (Set of 8)
Manley Chevrolet LS - 3/L - 99 Small Block (L - 92 Head) Extreme Duty Exhaust Valves (Set of 8)
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Manley Chevrolet LS - 3/L - 99 Small Block (L - 92 Head) Extreme Duty Exhaust Valves (Set of 8)
Manley Chevrolet LS - 3/L - 99 Small Block (L - 92 Head) Extreme Duty Exhaust Valves (Set of 8)
Manley Chevrolet LS - 3/L - 99 Small Block (L - 92 Head) Extreme Duty Exhaust Valves (Set of 8)
Manley Chevrolet LS - 3/L - 99 Small Block (L - 92 Head) Extreme Duty Exhaust Valves (Set of 8)
Manley Chevrolet LS - 3/L - 99 Small Block (L - 92 Head) Extreme Duty Exhaust Valves (Set of 8)
Manley Chevrolet LS - 3/L - 99 Small Block (L - 92 Head) Extreme Duty Exhaust Valves (Set of 8)

Manley Extreme Duty Exhaust Valves – Chevrolet LS3/L - 99 Small Block (L - 92 Head)

Save $171.36
Manley PerformanceSKU: MAN11685-8
Price:
$514.08 $685.44

Description

Engine builders working with Chevrolet LS3/L - 99 Small Block (L - 92 Head) can use this Extreme Duty exhaust valve family to choose the required valve dimensions while staying within the correct Manley application group. Use the exact Manley part number shown below to distinguish this product from similar valves offered for the same or related engine family.

The correct Chevrolet LS3/L - 99 Small Block (L - 92 Head) valve is the one that matches the finished head. Stem clearance, seat contact, installed height, spring package, and keeper location should all be checked during assembly.

Key Product Details

  • Application: Chevrolet LS3/L - 99 Small Block (L - 92 Head)
  • Manley Series: Extreme Duty
  • Valve Position: Exhaust
  • Manufacturer Part Number: 11685-8

Package Quantity

Set of 8 valves. The selected configuration is supplied as a 8-piece valve package. This quantity applies to the selected Manley SKU family shown on this product page.

Selection & Fitment Notes

Before purchase, compare the selected valve dimensions with your head manufacturer or engine builder’s specification, including stem diameter, valve length, seat diameter, and keeper arrangement.

Professional engine assembly and measurement are recommended. Product specifications should be confirmed against the selected Manley part number and the requirements of the exact engine build.

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