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Suitable For The Following Models:
Compatible for Chevy 400 350 327 307 305 283
Packeage Includes: 16 ×Beehive Valve Springs
17 × Hardened Valve Retainers
32 × Valve Locks
Product Parameters：
Outside Diameter 1.260 Inside Diameter 0.785
Closed: 114 lbs @ 1.710
Open: 318 lbs @ 1.210
Coil Blind @: 1.160
Spring Type: Double with Damper
For .500'' Lift
Customer
Reviewed in the United States on January 5, 2025
Don't buy. 100 miles on these springs. Correct lift and correct pounds correct specs. No Reason for these to break as they did other than bad parts.
John v torres
Reviewed in the United States on July 12, 2024
Great parts
Mike
Reviewed in the United States on June 8, 2024
Springs a retainers are fine but the valve retainer locks don’t fit a stock 3/8 valve I think they are for a 11/32 valve
lucas
Reviewed in the United States on October 16, 2024
i was buy but i need all new heads, but is good product !!
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