Load image into Gallery viewer, K2-2705-4040  408 Small Block Chevy K2-FX Series -21cc Dish Top  Forged Piston Set. 4.040 bore
Load image into Gallery viewer, DISCONTINUED USE K2-2475-4040  408 Small Block Chevy K2-FX Series -21cc Dish Top  Forged Piston Set. 4.040 bore
Load image into Gallery viewer, DISCONTINUED USE K2-2475-4040  408 Small Block Chevy K2-FX Series -21cc Dish Top  Forged Piston Set. 4.040 bore

SKU: K2-2705-4040

DISCONTINUED USE K2-2475-4040 408 Small Block Chevy K2-FX Series -21cc Dish Top Forged Piston Set. 4.040 bore

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408 Small Block Chevy K2-FX 2618 Alloy With Rings Comp Hgt: 1.000" -21cc Dish 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-10.61, 64cc-9.99, 70cc-9.45

Engine Brand: Chevy

Engine Family: Small Block Chevy

Engine Size: 408

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.040 in - 102.54 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: 2-FX Series

Alloy: Forged 2618

Cylinder Head: SBC 23 Degree

TDC Assembly Height: 9.000

Piston Top Aprox. Comp. Ratio:

-21cc Dish Top
ChamberComp. Ratio
58cc10.61 to 1
64cc9.99 to 1
70cc9.45 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Chevy

Engine Family: Small Block Chevy

Engine Size: 408

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.040 in - 102.54 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: 2-FX Series

Alloy: Forged 2618

Cylinder Head: SBC 23 Degree

TDC Assembly Height: 9.000

Piston Top Aprox. Comp. Ratio:

-21cc Dish Top
ChamberComp. Ratio
58cc10.61 to 1
64cc9.99 to 1
70cc9.45 to 1

Download Piston Instructions

Engine Power TV

The DSS FX, X-Groove Feature