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stock lifters and 921 springs??

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Old 01-12-2007, 11:24 PM
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Default stock lifters and 921 springs??

Is it alright to use 921 double springs on the stock lifters? The car only has 32,000 miles on it. Will those springs put too much pressure on the stock lifters?
Old 01-13-2007, 12:27 AM
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Hey there, Ive been running the 921 for close to 22000 miles and havent had any problems. I wish you good luck.
Old 01-13-2007, 07:28 AM
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will work fine.
Old 01-13-2007, 07:38 AM
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Same lifter is used in SBC 454 motors with 600# of spring pressure.




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