K1-6300-4070-340-Small Block Mopar FXK1 Series -3cc Flat Top Small Block Mopar-Forged-Piston-Set- 4.07 inch bore
K1-6300-4070-340-Small Block Mopar FXK1 Series -3cc Flat Top Small Block Mopar-Forged-Piston-Set- 4.07 inch bore
K1-6300-4070-340-Small Block Mopar FXK1 Series -3cc Flat Top Small Block Mopar-Forged-Piston-Set- 4.07 inch bore
K1-6300-4070-340-Small Block Mopar FXK1 Series -3cc Flat Top Small Block Mopar-Forged-Piston-Set- 4.07 inch bore
Load image into Gallery viewer, K1-6300-4070-340-Small Block Mopar FXK1 Series -3cc Flat Top Small Block Mopar-Forged-Piston-Set- 4.07 inch bore
Load image into Gallery viewer, K1-6300-4070-340-Small Block Mopar FXK1 Series -3cc Flat Top Small Block Mopar-Forged-Piston-Set- 4.07 inch bore
Load image into Gallery viewer, K1-6300-4070-340-Small Block Mopar FXK1 Series -3cc Flat Top Small Block Mopar-Forged-Piston-Set- 4.07 inch bore
Load image into Gallery viewer, K1-6300-4070-340-Small Block Mopar FXK1 Series -3cc Flat Top Small Block Mopar-Forged-Piston-Set- 4.07 inch bore

SKU: K1-6300-4070

K1-6300-4070-340-Small Block Mopar FXK1 Series -3cc Flat Top Small Block Mopar-Forged-Piston-Set- 4.07 inch bore

$834.95
$834.95
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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.

340 Small Block Mopar FX Comp Height: 1.802 -3cc Flat Top PIN: .984 Ring Groove: 1/16-1/16-3/16" Stroke: 3.31 ROD: 6.123 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: 62cc-10.61, 64cc-10.36, 72cc-9.46


Engine Brand: Mopar

Engine Family: Small Block Mopar

Engine Size: 340

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.070 in - 103.30 mm

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

Compression Height: 1.802

Pin Diameter: .984

Connecting Rod Length: 6.123 in

Crankshaft Stroke: 3.310 in

Piston Series: 1 - FX Series

Alloy: Forged 4032

Cylinder Head: Small Block Mopar

TDC Assembly Height: 9.58

Piston Top Aprox. Comp. Ratio:

-3cc Flat Top Small Block Mopar
ChamberComp Ratio
62cc10.61 to 1
64cc10.36 to 1
72cc9.46 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Mopar

Engine Family: Small Block Mopar

Engine Size: 340

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.070 in - 103.30 mm

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

Compression Height: 1.802

Pin Diameter: .984

Connecting Rod Length: 6.123 in

Crankshaft Stroke: 3.310 in

Piston Series: 1 - FX Series

Alloy: Forged 4032

Cylinder Head: Small Block Mopar

TDC Assembly Height: 9.58

Piston Top Aprox. Comp. Ratio:

-3cc Flat Top Small Block Mopar
ChamberComp Ratio
62cc10.61 to 1
64cc10.36 to 1
72cc9.46 to 1

Download Piston Instructions

Engine Power TV

The DSS FX, X-Groove Feature