Quote:
Originally Posted by gtfoxy
I think it was some generic name like Global Spring or something like that.
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I will ask again, but I believe HPE installed Precision's dual springs in mine. We used Precision when racing Sonny's big 700+cid motor and 500cid prostock motors
Update: HPE used PSI.
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2020 ZL1LE A10.
LME LT4 390 short block, LME CID Heads, Kong E2650, FBO.
15" conversion, MT ET Street R 325/15.
100 octane: 1045hp/1055tq.
100 octane + Meth (1x10+): 1117 hp/1067 tq
Last edited by JSH; 12-14-2020 at 12:28 PM.
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