Load image into Gallery viewer, 1-3975-4000  400M Small Block Ford 400M 1-FX Series +7.5cc Dome Top Cleveland  Open & Closed Chamber  Forged Piston Set. 4.000 bore
Load image into Gallery viewer, 1-3975-4000  400M Small Block Ford 400M 1-FX Series +7.5cc Dome Top Cleveland  Open & Closed Chamber  Forged Piston Set. 4.000 bore
Load image into Gallery viewer, 1-3975-4000  400M Small Block Ford 400M 1-FX Series +7.5cc Dome Top Cleveland  Open & Closed Chamber  Forged Piston Set. 4.000 bore

SKU: 1-3975-4000

1-3975-4000 400M Small Block Ford 400M 1-FX Series +7.5cc Dome Top Cleveland Open & Closed Chamber Forged Piston Set. 4.000 bore

Regular price $719.95
Sale price $719.95 Regular price
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Made in the USA

Made in the USA

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400M Small Block Ford 400M 1-FX Series 4032 Alloy Comp Hgt: 1.710" +7.5cc Dome Top Cleveland Open & Closed Chamber Pin: .975 Ring Grooves: 1.2/1.2/3MM Stroke: 4.000" Rod: 6.580" Boost and NOS Ready! (Moderate to High Levels) Aprox Comp Ratio: 58cc-15.02, 61cc-14.34, 64cc-13.72

Engine Brand: Ford

Engine Family: Small Block Ford 400M

Engine Size: 400M

With/Without Rings: Without Rings

Cylinder Bore Size: 4.000 in - 101.52 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.710"

Pin Diameter: .975

Connecting Rod Length: 6.580"

Crankshaft Stroke: 4.000"

Piston Series: 1-FX Series

Alloy: Forged 4032

Cylinder Head: 351 Cleveland \ Boss Open & Closed Chamber

TDC Assembly Height: 10.290

Piston Top Aprox. Comp. Ratio:

+7.5cc Dome Top Cleveland Open & Closed Chamber
ChamberComp. Ratio
58cc15.02 to 1
61cc14.34 to 1
64cc13.72 to 1

Download Piston Instructions

Piston Specs

Engine Brand: Ford

Engine Family: Small Block Ford 400M

Engine Size: 400M

With/Without Rings: Without Rings

Cylinder Bore Size: 4.000 in - 101.52 mm

Ring Width: 1.2/1.2/3MM

Compression Height: 1.710"

Pin Diameter: .975

Connecting Rod Length: 6.580"

Crankshaft Stroke: 4.000"

Piston Series: 1-FX Series

Alloy: Forged 4032

Cylinder Head: 351 Cleveland \ Boss Open & Closed Chamber

TDC Assembly Height: 10.290

Piston Top Aprox. Comp. Ratio:

+7.5cc Dome Top Cleveland Open & Closed Chamber
ChamberComp. Ratio
58cc15.02 to 1
61cc14.34 to 1
64cc13.72 to 1

Download Piston Instructions

Engine Power TV

The DSS FX, X-Groove Feature