1-2803-3913-4.8 - 5.3 - LS1 - LS6-Chevy LS FX1 Series -15cc Dish Top LS1,LS2,LS3 and LS7-Forged-Piston-Set- 3.913 inch bore
1-2803-3913-4.8 - 5.3 - LS1 - LS6-Chevy LS FX1 Series -15cc Dish Top LS1,LS2,LS3 and LS7-Forged-Piston-Set- 3.913 inch bore
1-2803-3913-4.8 - 5.3 - LS1 - LS6-Chevy LS FX1 Series -15cc Dish Top LS1,LS2,LS3 and LS7-Forged-Piston-Set- 3.913 inch bore
1-2803-3913-4.8 - 5.3 - LS1 - LS6-Chevy LS FX1 Series -15cc Dish Top LS1,LS2,LS3 and LS7-Forged-Piston-Set- 3.913 inch bore
Load image into Gallery viewer, 1-2803-3913-4.8 - 5.3 - LS1 - LS6-Chevy LS FX1 Series -15cc Dish Top LS1,LS2,LS3 and LS7-Forged-Piston-Set- 3.913 inch bore
Load image into Gallery viewer, 1-2803-3913-4.8 - 5.3 - LS1 - LS6-Chevy LS FX1 Series -15cc Dish Top LS1,LS2,LS3 and LS7-Forged-Piston-Set- 3.913 inch bore
Load image into Gallery viewer, 1-2803-3913-4.8 - 5.3 - LS1 - LS6-Chevy LS FX1 Series -15cc Dish Top LS1,LS2,LS3 and LS7-Forged-Piston-Set- 3.913 inch bore
Load image into Gallery viewer, 1-2803-3913-4.8 - 5.3 - LS1 - LS6-Chevy LS FX1 Series -15cc Dish Top LS1,LS2,LS3 and LS7-Forged-Piston-Set- 3.913 inch bore

SKU: 1-2803-3913

1-2803-3913-4.8 - 5.3 - LS1 - LS6-Chevy LS FX1 Series -15cc Dish Top LS1,LS2,LS3 and LS7-Forged-Piston-Set- 3.913 inch bore

$669.95
$669.95
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Made in the USA

Made in the USA

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This is a pre order item. We will ship it when it comes in stock.

4.8 - 5.3 - LS1 - LS6 Chevy LS FX Comp Height: 1.305 -15cc Dish Top PIN: .927 Ring Groove: 1.2/1.2/3MM Stroke: 3.622 ROD: 6.125 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 64cc-9.21, 66cc-9.02, 72cc-8.51


Engine Brand: Chevy

Engine Family: Chevy LS

Engine Size: 4.8 - 5.3 - LS1 - LS6

With/Without Rings: Without Rings

Cylinder Bore Size: 3.913 in - 99.31 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.305

Pin Diameter: .927

Connecting Rod Length: 6.125 in

Crankshaft Stroke: 3.622 in

Piston Series: 1 - FX Series

Alloy: Forged 4032

Cylinder Head: LS1,LS2,LS3 and LS7

TDC Assembly Height: 9.241

Piston Top Aprox. Comp. Ratio:

-15cc Dish Top LS1,LS2,LS3 and LS7
ChamberComp Ratio
64cc9.21 to 1
66cc9.02 to 1
72cc8.51 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Chevy

Engine Family: Chevy LS

Engine Size: 4.8 - 5.3 - LS1 - LS6

With/Without Rings: Without Rings

Cylinder Bore Size: 3.913 in - 99.31 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.305

Pin Diameter: .927

Connecting Rod Length: 6.125 in

Crankshaft Stroke: 3.622 in

Piston Series: 1 - FX Series

Alloy: Forged 4032

Cylinder Head: LS1,LS2,LS3 and LS7

TDC Assembly Height: 9.241

Piston Top Aprox. Comp. Ratio:

-15cc Dish Top LS1,LS2,LS3 and LS7
ChamberComp Ratio
64cc9.21 to 1
66cc9.02 to 1
72cc8.51 to 1

Download Piston Instructions

Engine Power TV

The DSS FX, X-Groove Feature