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Icon Pistons IC9920.030 Forged Flat Top Piston Set for Big Block Chevy 4.280 Bore

Manufacturer

Picture for manufacturer Icon Pistons

Part Number

IC9920.030
4 reviews
Sale Price

$702.00

2 left at this price

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Usually delivered within 2 days

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Product Details

The Icon Pistons IC9920.030 forged piston set is precision-engineered for Big Block Chevy engines requiring a 4.280-inch bore diameter. These forged flat top pistons feature a +2.9cc dome volume, making them ideal for performance builds seeking optimal compression ratios and combustion efficiency.

Key Features:

  • Forged construction for superior strength and durability under high-performance conditions
  • 4.280-inch bore diameter (.030" oversize)
  • Flat top design with +2.9cc dome volume for precise compression tuning
  • Designed specifically for Big Block Chevy applications
  • Complete piston set for full engine rebuild
  • Manufactured to exacting tolerances for reliable performance

Icon Pistons are known for their high-quality forged construction that withstands the demands of performance and racing applications. The flat top profile promotes efficient flame propagation and allows builders to fine-tune compression ratios for their specific combination.

Products specifications

Bore (in)

4.280 in.

Bore (mm)

108.712mm

Calculator

Compression Calculator

Compression Distance (in)

1.645 in.

Pin Diameter (in)

0.990 in.

Piston Head Volume (cc)

+2.90cc

Piston Material

Forged aluminum

Piston Ring Thickness

5/64 in. x 5/64 in. x 3/16 in.

Piston Style

Flat top, with single valve relief

Quantity

Sold as a set of 8.

Tool

Stroker Combinations

Wrist Pin Style

Press-fit or floating

Keep up the good work. Thanks.

Am happy with price, lower than anywhere else. Product is perfect and shipping was fast. Had to call because website was down while price increases were uploaded, cost an extra $20 but still worth the savings. Would definitely buy from again.

Excellent e-merchant. Awesome service, great products and super low prices !!!

Awesome customer service and very good pricing!

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