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

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Product description

Valve Spring - 1200 Series - Ovate Beehive Spring - 370 lb/in Spring Rate - 1.210 in Coil Bind - 1.095 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): 1.880 in
Seat Pressure @ 1.880 in: 155 lbs
Open Pressure @ 1.280 in: 377 lbs
Spring Rate: 370 lb/in
Coil Bind Height: 1.210 in
Max Valve Lift: 0.600 in

Recommended components:
Retainers (PAC 300 Series): R310, R311, R362, R363
Retainers (PAC 500 Series): R510, R511
Spring Seats: S112, S113

Application notes:
BBC valve spring for flat tappet and hydraulic roller applications.

racingsprings.com

Vendor Part Number: PAC-1220

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 388 mm.

Spring Type
Beehive

Weight
1,8 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 15.8.2026.

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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