This item is for our Stage-2 valve spring set for Chevrolet small block V-8 engines using up to a .540 lift camshaft. P/N (16) M53074151 + (16) M53084700. This is the same valve spring set that we include in some of our Stage-2 ultimate cam kits for Chevy small blocks. Before ordering, confirm that these springs will work for your cylinder heads.
This valve spring set is our equivalent to COMP Cams spring set 986-16.
VALVE SPRING SPECIFICATIONS
- Spring Style: Dual spring with damper
- Outer Diameter: 1.437 in.
- Outer Spring Inside Diameter: 1.080 in.
- Inner Spring Inside Diameter: .697 in.
- Seat Load (Closed): 135-lbs. at 1.750 in.
- Open Load: 285-lbs. at 1.250 in.
- Coil Bind: 1.150 in.
- Notes: Machine work may be required to cylinder heads
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Put our 75+ combined years of experience to work for you... Thank you, the Falcon Team!