Icon Forged Pistons LS 5.3L Domed Forged Piston Set — 3.800 Bore GM LS-Series

SKU: GGFQ_IC547C.020
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About Icon Forged Pistons Icon Forged Pistons engineers high-quality automotive ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Icon Forged Pistons

Icon Forged Pistons engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Icon Forged Pistons lineup with fast shipping and expert fitment support — order with confidence.

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Domed Forged Pistons for GM LS 5.3L Performance

Take your GM LS 5.3L engine to the next level with Icon Forged Pistons domed piston set. These high-performance pistons are specifically engineered to increase compression ratios, providing the extra power and torque needed for competitive driving. Forged from high-strength alloys, they are designed to withstand the rigors of high-compression combustion while maintaining structural stability.

Specifications and Benefits

  • Bore Size: 3.800 inches
  • Design: Domed
  • Compression Volume: -5.00 cc
  • Ring Grooves: 1.5 x 1.5 x 3.0 mm
  • Application: GM LS-Series 5.3L

The domed design is ideal for builders looking to maximize their engine's compression ratio for naturally aspirated performance. By increasing the compression, you improve thermal efficiency and overall power output across the RPM range. These pistons are built to handle the increased heat and pressure associated with high-compression builds, offering a level of durability that cast pistons simply cannot match. The precision-engineered 3.800-inch bore ensures a tight, efficient seal, while the ring grooves are optimized for modern ring technology, further enhancing oil control and compression sealing. Whether you are building a dedicated race engine or a high-performance street machine, these domed pistons provide the reliability and power you demand. Upgrade your engine with confidence using these premium forged parts from GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Icon Forged Pistons

Icon Forged Pistons engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Icon Forged Pistons lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Domed Forged Pistons for GM LS 5.3L Performance

Take your GM LS 5.3L engine to the next level with Icon Forged Pistons domed piston set. These high-performance pistons are specifically engineered to increase compression ratios, providing the extra power and torque needed for competitive driving. Forged from high-strength alloys, they are designed to withstand the rigors of high-compression combustion while maintaining structural stability.

Specifications and Benefits

  • Bore Size: 3.800 inches
  • Design: Domed
  • Compression Volume: -5.00 cc
  • Ring Grooves: 1.5 x 1.5 x 3.0 mm
  • Application: GM LS-Series 5.3L

The domed design is ideal for builders looking to maximize their engine's compression ratio for naturally aspirated performance. By increasing the compression, you improve thermal efficiency and overall power output across the RPM range. These pistons are built to handle the increased heat and pressure associated with high-compression builds, offering a level of durability that cast pistons simply cannot match. The precision-engineered 3.800-inch bore ensures a tight, efficient seal, while the ring grooves are optimized for modern ring technology, further enhancing oil control and compression sealing. Whether you are building a dedicated race engine or a high-performance street machine, these domed pistons provide the reliability and power you demand. Upgrade your engine with confidence using these premium forged parts from GGCRACING.

Product Details

Product Description

About Icon Forged Pistons

Icon Forged Pistons engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Icon Forged Pistons lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Domed Forged Pistons for GM LS 5.3L Performance

Take your GM LS 5.3L engine to the next level with Icon Forged Pistons domed piston set. These high-performance pistons are specifically engineered to increase compression ratios, providing the extra power and torque needed for competitive driving. Forged from high-strength alloys, they are designed to withstand the rigors of high-compression combustion while maintaining structural stability.

Specifications and Benefits

  • Bore Size: 3.800 inches
  • Design: Domed
  • Compression Volume: -5.00 cc
  • Ring Grooves: 1.5 x 1.5 x 3.0 mm
  • Application: GM LS-Series 5.3L

The domed design is ideal for builders looking to maximize their engine's compression ratio for naturally aspirated performance. By increasing the compression, you improve thermal efficiency and overall power output across the RPM range. These pistons are built to handle the increased heat and pressure associated with high-compression builds, offering a level of durability that cast pistons simply cannot match. The precision-engineered 3.800-inch bore ensures a tight, efficient seal, while the ring grooves are optimized for modern ring technology, further enhancing oil control and compression sealing. Whether you are building a dedicated race engine or a high-performance street machine, these domed pistons provide the reliability and power you demand. Upgrade your engine with confidence using these premium forged parts from GGCRACING.

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