3-3720-4185B 400C / Boss Stroker Small Block Ford 351C 3-FX Series -3cc Flat Top Boss/Canted Forged Piston Set. 4.185 bore
3-3720-4185B 400C / Boss Stroker Small Block Ford 351C 3-FX Series -3cc Flat Top Boss/Canted Forged Piston Set. 4.185 bore
3-3720-4185B 400C / Boss Stroker Small Block Ford 351C 3-FX Series -3cc Flat Top Boss/Canted Forged Piston Set. 4.185 bore
Load image into Gallery viewer, 3-3720-4185B 400C / Boss Stroker Small Block Ford 351C 3-FX Series -3cc Flat Top Boss/Canted Forged Piston Set. 4.185 bore
Load image into Gallery viewer, 3-3720-4185B 400C / Boss Stroker Small Block Ford 351C 3-FX Series -3cc Flat Top Boss/Canted Forged Piston Set. 4.185 bore
Load image into Gallery viewer, 3-3720-4185B 400C / Boss Stroker Small Block Ford 351C 3-FX Series -3cc Flat Top Boss/Canted Forged Piston Set. 4.185 bore

SKU: 3-3720-4185B

3-3720-4185B 400C / Boss Stroker Small Block Ford 351C 3-FX Series -3cc Flat Top Boss/Canted Forged Piston Set. 4.185 bore

$939.95
$939.95
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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.

400C / Boss Stroker Small Block Ford 351C 3-FX Series 2618 Alloy Comp Hgt: 1.190" -3cc Flat Top Boss/Canted Pin: .927 Ring Grooves: 1.2/1.2/3MM Stroke: 3.750" Rod: 6.125" Forged and Machined in Saint Charles Illinois USA! Boost and NOS Ready! (Moderate to Extreme Levels) Aprox Comp Ratio: 58cc-13.87, 61cc-13.34, 64cc-12.86

Engine Brand: Ford

Engine Family: Small Block Ford 351C

Engine Size: 400C - Boss Stroker

With/Without Rings: Without Rings

Cylinder Bore Size: 4.185 in - 106.22 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.190"

Pin Diameter: .927

Connecting Rod Length: 6.000"

Crankshaft Stroke: 3.750"

Piston Series: 3-FX Series

Alloy: Forged 2618

Cylinder Head: 351 Cleveland \ Boss Open & Closed Chamber

TDC Assembly Height: 9.190

Piston Top Aprox. Comp. Ratio:

-3cc Flat Top Boss/Canted
ChamberComp. Ratio
58cc13.87 to 1
61cc13.34 to 1
64cc12.86 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Ford

Engine Family: Small Block Ford 351C

Engine Size: 400C - Boss Stroker

With/Without Rings: Without Rings

Cylinder Bore Size: 4.185 in - 106.22 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.190"

Pin Diameter: .927

Connecting Rod Length: 6.000"

Crankshaft Stroke: 3.750"

Piston Series: 3-FX Series

Alloy: Forged 2618

Cylinder Head: 351 Cleveland \ Boss Open & Closed Chamber

TDC Assembly Height: 9.190

Piston Top Aprox. Comp. Ratio:

-3cc Flat Top Boss/Canted
ChamberComp. Ratio
58cc13.87 to 1
61cc13.34 to 1
64cc12.86 to 1

Download Piston Instructions

Engine Power TV

The DSS FX, X-Groove Feature