The small tomei cam (256) with low lift is ideal for daily drivers
The vacuum at idle should be in the 18" range
If you are only getting 14" they may need to be degree'd
Or they are off a tooth
I believe the 264's with a healthy lope pull around 12-14"
If you upgrade springs, use the same manufacturer (tomei cam = tomei springs) as a general rule for sr20 engines.
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