1-2478-4125-408-Small Block Chevy FX1 Series +4cc Dome Top SBC 23 Degree-Forged-Piston-Set- 4.125 inch bore
1-2478-4125-408-Small Block Chevy FX1 Series +4cc Dome Top SBC 23 Degree-Forged-Piston-Set- 4.125 inch bore
1-2478-4125-408-Small Block Chevy FX1 Series +4cc Dome Top SBC 23 Degree-Forged-Piston-Set- 4.125 inch bore
1-2478-4125-408-Small Block Chevy FX1 Series +4cc Dome Top SBC 23 Degree-Forged-Piston-Set- 4.125 inch bore
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SKU: 1-2478-4125

1-2478-4125-408-Small Block Chevy FX1 Series +4cc Dome Top SBC 23 Degree-Forged-Piston-Set- 4.125 inch bore

$669.95
$669.95
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Ships in 1 - 8 days

Ships in 1 - 8 days

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.

408 Small Block Chevy FX Comp Height: 1 +4cc Dome Top PIN: .927 Ring Groove: 1.2/1.2/3MM Stroke: 4 ROD: 6 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Comp Ratio: 58cc-14.97, 64cc-13.75, 70cc-12.73


Engine Brand: Chevy

Engine Family: Small Block Chevy

Engine Size: 408

With/Without Rings: Without Rings

Cylinder Bore Size: 4.125 in - 104.69 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.000

Pin Diameter: .927

Connecting Rod Length: 6.000 in

Crankshaft Stroke: 4.000 in

Piston Series: 1 - FX Series

Alloy: Forged 4032

Cylinder Head: SBC 23 Degree

TDC Assembly Height: 9.0

Piston Top Aprox. Comp. Ratio:

+4cc Dome Top SBC 23 Degree
ChamberComp Ratio
58cc14.97 to 1
64cc13.75 to 1
70cc12.73 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Chevy

Engine Family: Small Block Chevy

Engine Size: 408

With/Without Rings: Without Rings

Cylinder Bore Size: 4.125 in - 104.69 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.000

Pin Diameter: .927

Connecting Rod Length: 6.000 in

Crankshaft Stroke: 4.000 in

Piston Series: 1 - FX Series

Alloy: Forged 4032

Cylinder Head: SBC 23 Degree

TDC Assembly Height: 9.0

Piston Top Aprox. Comp. Ratio:

+4cc Dome Top SBC 23 Degree
ChamberComp Ratio
58cc14.97 to 1
64cc13.75 to 1
70cc12.73 to 1

Download Piston Instructions

Engine Power TV

The DSS FX, X-Groove Feature