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PAC Racing - PAC-1220X - 1.445 Valve Springs - Ovate Beehive (16)

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The price includes any freight from the supplier to the Store

Product description

Valve Spring - RPM Series - Ovate Beehive Spring - 370 lb/in Spring Rate - 1.210 in Coil Bind - 1.000 in / 1.445 in OD - Set of 16

Additional information
Outer Diameter (Bottom): 1.445 in
Inner Diameter (Bottom): 1.095 in
Outer Diameter (Top): 1.000 in
Inner Diameter (Top): 0.650 in
Installed Height (Valve Closed): 1.900 in
Seat Pressure @ 1.900 in: 160 lbs
Open Pressure @ 1.250 in: 400 lbs
Spring Rate: 370 lb/in
Coil Bind Height: 1.165 in
Max Valve Lift: 0.650 in

Recommended components:
Retainers (PAC 300 Series): R310, R311, R363
Retainers (PAC 500 Series): R510, R511
Spring Seats: S112, S113

Application notes:
BBC spring for flat tappet and hydraulic roller applications with more load than 1220.

racingsprings.com

Vendor Part Number: PAC-1220X

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 384 mm.

Engine
Chevy BB

Spring Type
Beehive

Weight
1,8 kg(The product may have a light retail packaging.)

Availability
The product is currently not in stock at our warehouse. Available from our supplier. Estimated arrival at our warehouse 7 - 15 days from order, at the earliest 10.10.2026.

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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