K1-6010-4155-481 Stroker-Big Block Oldsmobile FXK1 Series -12cc Flat Top Oldsmobile-Forged-Piston-Set- 4.155 inch bore
K1-6010-4155-481 Stroker-Big Block Oldsmobile FXK1 Series -12cc Flat Top Oldsmobile-Forged-Piston-Set- 4.155 inch bore
K1-6010-4155-481 Stroker-Big Block Oldsmobile FXK1 Series -12cc Flat Top Oldsmobile-Forged-Piston-Set- 4.155 inch bore
K1-6010-4155-481 Stroker-Big Block Oldsmobile FXK1 Series -12cc Flat Top Oldsmobile-Forged-Piston-Set- 4.155 inch bore
Load image into Gallery viewer, K1-6010-4155-481 Stroker-Big Block Oldsmobile FXK1 Series -12cc Flat Top Oldsmobile-Forged-Piston-Set- 4.155 inch bore
Load image into Gallery viewer, K1-6010-4155-481 Stroker-Big Block Oldsmobile FXK1 Series -12cc Flat Top Oldsmobile-Forged-Piston-Set- 4.155 inch bore
Load image into Gallery viewer, K1-6010-4155-481 Stroker-Big Block Oldsmobile FXK1 Series -12cc Flat Top Oldsmobile-Forged-Piston-Set- 4.155 inch bore
Load image into Gallery viewer, K1-6010-4155-481 Stroker-Big Block Oldsmobile FXK1 Series -12cc Flat Top Oldsmobile-Forged-Piston-Set- 4.155 inch bore

SKU: K1-6010-4155

K1-6010-4155-481 Stroker-Big Block Oldsmobile FXK1 Series -12cc Flat Top Oldsmobile-Forged-Piston-Set- 4.155 inch bore

$834.95
$834.95
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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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This is a pre order item. We will ship it when it comes in stock.

481 Stroker Big Block Oldsmobile FX Comp Height: 1.26 -12cc Flat Top PIN: .990 Ring Groove: 1/16-1/16-3/16" Stroke: 4.5 ROD: 7.1 Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to High Levels) Includes matching DSS Racing Ductile Moly ring set. Comp Ratio: 72cc-11.76, 75cc-11.43, 77cc-11.21


Engine Brand: Oldsmobile

Engine Family: Big Block Oldsmobile

Engine Size: 481 Stroker

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.155 in - 105.45 mm

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

Compression Height: 1.260

Pin Diameter: .990

Connecting Rod Length: 7.100 in

Crankshaft Stroke: 4.500 in

Piston Series: 1 - FX Series

Alloy: Forged 4032

Cylinder Head: Oldsmobile

TDC Assembly Height: 10.61

Piston Top Aprox. Comp. Ratio:

-12cc Flat Top Oldsmobile
ChamberComp Ratio
72cc11.76 to 1
75cc11.43 to 1
77cc11.21 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Oldsmobile

Engine Family: Big Block Oldsmobile

Engine Size: 481 Stroker

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.155 in - 105.45 mm

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

Compression Height: 1.260

Pin Diameter: .990

Connecting Rod Length: 7.100 in

Crankshaft Stroke: 4.500 in

Piston Series: 1 - FX Series

Alloy: Forged 4032

Cylinder Head: Oldsmobile

TDC Assembly Height: 10.61

Piston Top Aprox. Comp. Ratio:

-12cc Flat Top Oldsmobile
ChamberComp Ratio
72cc11.76 to 1
75cc11.43 to 1
77cc11.21 to 1

Download Piston Instructions

Engine Power TV

The DSS FX, X-Groove Feature