3-6000-4125 455 Big Block Oldsmobile 3-FX Series -12cc Olds Flat Top Forged Piston Set. 4.125 bore
3-6000-4125 455 Big Block Oldsmobile 3-FX Series -12cc Olds Flat Top Forged Piston Set. 4.125 bore
3-6000-4125 455 Big Block Oldsmobile 3-FX Series -12cc Olds Flat Top Forged Piston Set. 4.125 bore
Load image into Gallery viewer, 3-6000-4125 455 Big Block Oldsmobile 3-FX Series -12cc Olds Flat Top Forged Piston Set. 4.125 bore
Load image into Gallery viewer, 3-6000-4125 455 Big Block Oldsmobile 3-FX Series -12cc Olds Flat Top Forged Piston Set. 4.125 bore
Load image into Gallery viewer, 3-6000-4125 455 Big Block Oldsmobile 3-FX Series -12cc Olds Flat Top Forged Piston Set. 4.125 bore

SKU: 3-6000-4125

3-6000-4125 455 Big Block Oldsmobile 3-FX Series -12cc Olds Flat Top Forged Piston Set. 4.125 bore

$879.95
$879.95
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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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Secure Payment

This is a pre order item. We will ship it when it comes in stock.

455 Big Block Oldsmobile 3-FX Series 2618 Alloy Comp Hgt: 1.750" -12cc Olds Flat Top Pin: .980 Ring Grooves: 1/16-1/16-3/16" Stroke: 4.250" Rod: 6.735" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 72cc-11.03, 75cc-10.71, 77cc-10.51

Engine Brand: Oldsmobile

Engine Family: Big Block Oldsmobile

Engine Size: 455

With/Without Rings: Without Rings

Cylinder Bore Size: 4.125 in - 104.70 mm

Ring Width: 1/16-1/16-3/16"

Compression Height: 1.750"

Pin Diameter: .980

Connecting Rod Length: 6.735"

Crankshaft Stroke: 4.250"

Piston Series: 3-FX Series

Alloy: Forged 2618

Cylinder Head: Oldsmobile

TDC Assembly Height: 10.610

Piston Top Aprox. Comp. Ratio:

-12cc Olds Flat Top
ChamberComp. Ratio
72cc11.03 to 1
75cc10.71 to 1
77cc10.51 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Oldsmobile

Engine Family: Big Block Oldsmobile

Engine Size: 455

With/Without Rings: Without Rings

Cylinder Bore Size: 4.125 in - 104.70 mm

Ring Width: 1/16-1/16-3/16"

Compression Height: 1.750"

Pin Diameter: .980

Connecting Rod Length: 6.735"

Crankshaft Stroke: 4.250"

Piston Series: 3-FX Series

Alloy: Forged 2618

Cylinder Head: Oldsmobile

TDC Assembly Height: 10.610

Piston Top Aprox. Comp. Ratio:

-12cc Olds Flat Top
ChamberComp. Ratio
72cc11.03 to 1
75cc10.71 to 1
77cc10.51 to 1

Download Piston Instructions

Engine Power TV

The DSS FX, X-Groove Feature