K1-2312-4125 400 Small Block Chevy K1-FX Series +4cc Dome Top Forged Piston Set. 4.125 bore
DISCONTINUED USE K1-2308-4125 400 Small Block Chevy K1-FX Series +4cc Dome Top Forged Piston Set. 4.125 bore
DISCONTINUED USE K1-2308-4125 400 Small Block Chevy K1-FX Series +4cc Dome Top Forged Piston Set. 4.125 bore
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SKU: K1-2312-4125

DISCONTINUED USE K1-2308-4125 400 Small Block Chevy K1-FX Series +4cc Dome Top Forged Piston Set. 4.125 bore

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Made in the USA

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400 Small Block Chevy K1-FX 4032 Alloy With Rings Comp Hgt: 1.425" +4cc Dome Top Pin: .927 Ring Grooves: 1.2/1.2/3MM Stroke: 3.750" Rod: 5.700" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 58cc-14.09, 64cc-12.95, 70cc-11.99

Engine Brand: Chevy

Engine Family: Small Block Chevy

Engine Size: 400

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.125 in - 104.7 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.425"

Pin Diameter: .927

Connecting Rod Length: 5.700"

Crankshaft Stroke: 3.750"

Piston Series: 1-FX Series

Alloy: Forged 4032

Cylinder Head: SBC 23 Degree

TDC Assembly Height: 9.000

Piston Top Aprox. Comp. Ratio:

+4cc Dome Top
ChamberComp. Ratio
58cc14.09 to 1
64cc12.95 to 1
70cc11.99 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Chevy

Engine Family: Small Block Chevy

Engine Size: 400

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.125 in - 104.7 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.425"

Pin Diameter: .927

Connecting Rod Length: 5.700"

Crankshaft Stroke: 3.750"

Piston Series: 1-FX Series

Alloy: Forged 4032

Cylinder Head: SBC 23 Degree

TDC Assembly Height: 9.000

Piston Top Aprox. Comp. Ratio:

+4cc Dome Top
ChamberComp. Ratio
58cc14.09 to 1
64cc12.95 to 1
70cc11.99 to 1

Download Piston Instructions

Engine Power TV

The DSS FX, X-Groove Feature