PAC Racing
242 produkter
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.