Load image into Gallery viewer, 1-2700-4125  434 Small Block Chevy 1-FX Series  -5cc Flat Top  Forged Piston Set. 4.125 bore
Load image into Gallery viewer, DISCONTINUED USE 1-2470-4125  434 Small Block Chevy 1-FX Series  -5cc Flat Top  Forged Piston Set. 4.125 bore
Load image into Gallery viewer, DISCONTINUED USE 1-2470-4125  434 Small Block Chevy 1-FX Series  -5cc Flat Top  Forged Piston Set. 4.125 bore

SKU: 1-2700-4125

DISCONTINUED USE 1-2470-4125 434 Small Block Chevy 1-FX Series -5cc Flat Top Forged Piston Set. 4.125 bore

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434 Small Block Chevy 1-FX Series 4032 Alloy Comp Hgt: 1.000" -5cc Flat Top Pin: .927 Ring Grooves: 1.2/1.2/3MM Stroke: 4.000" Rod: 6.000" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 58cc-13.22, 64cc-12.28, 70cc-11.47

Engine Brand: Chevy

Engine Family: Small Block Chevy

Engine Size: 434

With/Without Rings: Without Rings

Cylinder Bore Size: 4.125 in - 104.7 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.000"

Pin Diameter: .927

Connecting Rod Length: 6.000"

Crankshaft Stroke: 4.000"

Piston Series: 1-FX Series

Alloy: Forged 4032

Cylinder Head: SBC 23 Degree

TDC Assembly Height: 9.000

Piston Top Aprox. Comp. Ratio:

-5cc Flat Top
ChamberComp. Ratio
58cc13.22 to 1
64cc12.28 to 1
70cc11.47 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Chevy

Engine Family: Small Block Chevy

Engine Size: 434

With/Without Rings: Without Rings

Cylinder Bore Size: 4.125 in - 104.7 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.000"

Pin Diameter: .927

Connecting Rod Length: 6.000"

Crankshaft Stroke: 4.000"

Piston Series: 1-FX Series

Alloy: Forged 4032

Cylinder Head: SBC 23 Degree

TDC Assembly Height: 9.000

Piston Top Aprox. Comp. Ratio:

-5cc Flat Top
ChamberComp. Ratio
58cc13.22 to 1
64cc12.28 to 1
70cc11.47 to 1

Download Piston Instructions

Engine Power TV

The DSS FX, X-Groove Feature