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PAC Racing - PAC-1225 - 1.550 Dual Valve Spring (1)

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Product description

Valve Spring - 1200 Series Drag Race - Dual Spring - 644 lb/in Spring Rate - 1.150 in Coil Bind - 1.550 in OD - Each

Additional information
Outer Diameter: 1.550 in
Outer Inner Diameter: 1.100 in
Middle Inner Diameter: N/A
Inner Diameter: 0.788 in
Installed Height (Valve Closed): 2.000 in
Seat Pressure @ 2.000 in: 250 lbs
Open Pressure @ 1.200 in: 765 lbs
Spring Rate: 644 lb/in
Max Valve Lift: 0.800 in
Coil Bind Height: 1.150 in

Recommended components:
Retainers (PAC 400 Series): R405
Retainers (PAC 500 Series): R505, R556
Spring Seats: S103, S104

Application notes:
Smaller diameter spring for bracket racing applications.

racingsprings.com

Vendor Part Number: PAC-1225

Pac Racing Catalog -24
Pac Racing Catalog -15

Always verify specifications with the manufacturer and engine builder before final assembly.

The approximate size of the packed product or the sales package is 64 x 40 x 93 mm.

Engine
Universal

Spring Type
Dual

Weight
0,2 kg(The product may have a light retail packaging.)

Availability
The product is temporarily out of stock.

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When the product shows an estimated delivery time of 7–15 days, this is how the supplier‑warehouse order progresses.

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