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PAC Racing - PAC-1916 - 1.538 Dual Valve Springs w/Damper (16)

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Product description

Valve Spring - Hot Rod Series - Dual Spring / Damper - 436 lb/in Spring Rate - 1.135 in Coil Bind - 1.538 in OD - Set of 16

Additional information
Outer Diameter: 1.538 in
Inner Diameter (Outer): 1.140 in
Damper: Yes
Inner Diameter (Inner): 0.752 in
Installed Height (Valve Closed): 1.850 in
Seat Pressure @ 1.850 in: 157 lbs
Open Pressure @ 1.200 in: 440 lbs
Spring Rate: 436 lb/in
Max Valve Lift: 0.650 in
Coil Bind Height: 1.135 in

Recommended components:
Retainers (PAC 300 Series): R387
Spring Seats: S117, S118

Application notes:
Hydraulic flat tappet camshaft applications.

racingsprings.com

Vendor Part Number: PAC-1916

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 102 x 89 x 382 mm.

Engine
Universal

Spring Type
Dual w/Damper

Weight
2,7 kg(The product may have a light retail packaging.)

Availability
Available to order from the supplier. Estimated time of arrival to us 7 - 15 day`s from order, at the earliest 23.1.2026.

Delivery time?

If the product is available at the Vantaa warehouse, it can be picked up or delivered—usually already within the same day.

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

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