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Michigan Motorsports Stock Replacement 1.555" Exhaust Valves | Fits 2014+ L83 L84 L82 L8B 5.3L Engines | Direct Fit OEM Replacement (8)

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Product details

Management number 218304820 Release Date 2026/05/03 List Price $54.00 Model Number 218304820
Category

Restore factory performance and reliability with these Stock Replacement 1.555” Exhaust Valves, designed for 2014+ L83, L84, L82, and L8B 5.3L engines. Whether you're performing an engine rebuild, cylinder head repair, or valve replacement, these exhaust valves provide precise fitment and long-lasting durability. Manufactured to OEM specifications, these exhaust valves ensure proper airflow, exhaust efficiency, and engine longevity. The heat-resistant construction prevents warping and wear, making them ideal for stock and daily-driven applications. If you're looking for a reliable, high-quality replacement for worn or damaged exhaust valves, these 1.555” exhaust valves are the perfect solution for maintaining factory performance and drivability in your 5.3L-powered vehicle.

  • Direct OEM Replacement for 5.3L Engines – Designed as a stock replacement for 2014+ L83, L84, L82, and L8B engines, ensuring a perfect fit and factory-spec performance.
  • Precision-Machined for Reliable Performance – Manufactured with high-quality materials and strict tolerances, providing long-lasting durability and proper sealing.
  • 1.555” Diameter for Exact Fitment – Built to OEM specifications, these exhaust valves maintain optimal airflow and exhaust efficiency for smooth engine operation.
  • Heat & Wear-Resistant Construction – Designed to withstand high combustion temperatures and extreme engine conditions, ensuring consistent performance and longevity.
  • Ideal for Engine Rebuilds & Repairs – A must-have component for cylinder head servicing, ensuring proper exhaust flow and maintaining factory power levels.
Size 1.555 inches
Brand Name Michigan Motorsports
Valve Type Exhaust Valve
Manufacturer Michigan Motorsports
Model Number MM-1.555STD
Material Type Steel
Exterior Finish Uncoated Steel
Item Dimensions 5 x 1.56 x 4 inches
Number of Ports 1
Included Components Stock Replacement 1.555" Exhaust Valves
Inlet Connection Size 1.56 Inches
Inlet Connection Type Flange
Outlet Connection Size 1.56 Inches
Outlet Connection Type NPT
Manufacturer Part Number MM-1.555STD

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