Vendor:
. 
Fits: 1965 to 2000 396-502 Big Block Chevrolet.
Special Features:
- Clear 1.650 diameter valve springs
- Can handle spring pressures up to 1100lbs. without flexing.
Special Notes:
- Harland Sharp BB Chevy rockers are some of the toughest on the market.
- Recommended for supercharged, marine, and endurance racing applications.