K1-3251-4030 331 Stroker Small Block Ford 289 - 302 K1-FX Series -5cc Flat Top Inline/ Twisted Wedge Forged Piston Set. 4.030 bore
K1-3251-4030 331 Stroker Small Block Ford 289 - 302 K1-FX Series -5cc Flat Top Inline/ Twisted Wedge Forged Piston Set. 4.030 bore
K1-3251-4030 331 Stroker Small Block Ford 289 - 302 K1-FX Series -5cc Flat Top Inline/ Twisted Wedge Forged Piston Set. 4.030 bore
Load image into Gallery viewer, K1-3251-4030 331 Stroker Small Block Ford 289 - 302 K1-FX Series -5cc Flat Top Inline/ Twisted Wedge Forged Piston Set. 4.030 bore
Load image into Gallery viewer, K1-3251-4030 331 Stroker Small Block Ford 289 - 302 K1-FX Series -5cc Flat Top Inline/ Twisted Wedge Forged Piston Set. 4.030 bore
Load image into Gallery viewer, K1-3251-4030 331 Stroker Small Block Ford 289 - 302 K1-FX Series -5cc Flat Top Inline/ Twisted Wedge Forged Piston Set. 4.030 bore

SKU: K1-3251-4030

K1-3251-4030 331 Stroker Small Block Ford 289 - 302 K1-FX Series -5cc Flat Top Inline/ Twisted Wedge Forged Piston Set. 4.030 bore

$904.95
$904.95
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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.

331 Stroker Small Block Ford 289 - 302 K1-FX 4032 Alloy With Rings Comp Hgt: 1.165" -5cc Flat Top Inline/ Twisted Wedge Pin: .927 Ring Grooves: 1.2/1.2/3MM Stroke: 3.250" Rod: 5.400" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 58cc-10.53, 61cc-10.15, 64cc-9.79

Engine Brand: Ford

Engine Family: Small Block Ford 289 - 302

Engine Size: 331 Stroker

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.030 in - 102.28 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.165"

Pin Diameter: .927

Connecting Rod Length: 5.400"

Crankshaft Stroke: 3.250"

Piston Series: 1-FX Series

Alloy: Forged 4032

Cylinder Head: SBF 20 Degree Inline & Twisted Wedge

TDC Assembly Height: 8.190

Piston Top Aprox. Comp. Ratio:

-5cc Flat Top Inline/ Twisted Wedge
ChamberComp. Ratio
58cc10.53 to 1
61cc10.15 to 1
64cc9.79 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Ford

Engine Family: Small Block Ford 289 - 302

Engine Size: 331 Stroker

With/Without Rings: Includes Rings

Cylinder Bore Size: 4.030 in - 102.28 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.165"

Pin Diameter: .927

Connecting Rod Length: 5.400"

Crankshaft Stroke: 3.250"

Piston Series: 1-FX Series

Alloy: Forged 4032

Cylinder Head: SBF 20 Degree Inline & Twisted Wedge

TDC Assembly Height: 8.190

Piston Top Aprox. Comp. Ratio:

-5cc Flat Top Inline/ Twisted Wedge
ChamberComp. Ratio
58cc10.53 to 1
61cc10.15 to 1
64cc9.79 to 1

Download Piston Instructions

Engine Power TV

The DSS FX, X-Groove Feature