K3-2105-4165 377 Small Block Chevy K3-FX Series -21cc Dish Top Forged Piston Set. 4.165 bore
K3-2105-4165 377 Small Block Chevy K3-FX Series -21cc Dish Top Forged Piston Set. 4.165 bore
K3-2105-4165 377 Small Block Chevy K3-FX Series -21cc Dish Top Forged Piston Set. 4.165 bore
Load image into Gallery viewer, K3-2105-4165 377 Small Block Chevy K3-FX Series -21cc Dish Top Forged Piston Set. 4.165 bore
Load image into Gallery viewer, K3-2105-4165 377 Small Block Chevy K3-FX Series -21cc Dish Top Forged Piston Set. 4.165 bore
Load image into Gallery viewer, K3-2105-4165 377 Small Block Chevy K3-FX Series -21cc Dish Top Forged Piston Set. 4.165 bore

SKU: K3-2105-4165

K3-2105-4165 377 Small Block Chevy K3-FX Series -21cc Dish Top Forged Piston Set. 4.165 bore

$1,054.95
$1,054.95
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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.

377 Small Block Chevy K3-FX 2618 Alloy With Rings Comp Hgt: 1.260" -21cc Dish Top Pin: .927 Ring Grooves: 1.2/1.2/3MM Stroke: 3.480" Rod: 6.000" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 58cc-9.83, 64cc-9.27, 70cc-8.77

Engine Brand: Chevy

Engine Family: Small Block Chevy

Engine Size: 377

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.165 in - 105.71 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.260"

Pin Diameter: .927

Connecting Rod Length: 6.000"

Crankshaft Stroke: 3.480"

Piston Series: 3-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
58cc9.83 to 1
64cc9.27 to 1
70cc8.77 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Chevy

Engine Family: Small Block Chevy

Engine Size: 377

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.165 in - 105.71 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.260"

Pin Diameter: .927

Connecting Rod Length: 6.000"

Crankshaft Stroke: 3.480"

Piston Series: 3-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
58cc9.83 to 1
64cc9.27 to 1
70cc8.77 to 1

Download Piston Instructions

Engine Power TV

The DSS FX, X-Groove Feature