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Isky Racing Cams 4005 1932-1953 Flathead Ford V8 Dual Valve Springs

Dual Spring Valve Spring Style, 240 lbs. at 1.187" Open Pressure, 1.25" Outer Spring O.D.

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Part # 4504005

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Valve Spring Style:

Dual Spring

Open Pressure:

240 lbs. at 1.187"

Seat Pressure:

115 lbs. at 1.687"

Outer Spring O.D.:

1.25"

Outer Spring I.D.:

.925"

Inner Spring O.D.:

.925"

Inner Spring I.D.:

.69"

Sold in Quantity:

Set

Notes:

Set of (16)

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Our complete line of valve train parts to help your Flathead Ford V8 run on unleaded fuel. These super heavy duty dual valve springs are made from top-quality chrome silicon steel and are designed to work with stock 1932-1953 Ford retainers PLUS our 450-87F retainer adapters.

Outside Diameter: .925", 1.240"
Inside Diameter: .690", .925"
Installed Height: 1.687
Seat Pressure: 115 lbs. @ 1.687
Open Pressure: 240 lbs. @ 1.187
Max Net Valve Lift: .500"
Spring Rate: 250

Suggested for "full-race" camshafts only.

Flathead Valve Assembly (Link)

Item Details

Must use 450-87F retainer adapters plus the correct stock retainers for the valves being used.

Some parts are not legal for use in California or other states with similar laws/regulations

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Isky Racing Cams 4005 1932-1953 Flathead Ford V8 Dual Valve Springs

Dual Spring Valve Spring Style, 240 lbs. at 1.187" Open Pressure, 1.25" Outer Spring O.D.

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