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#1
09-05-2007, 12:53 PM
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Not planning on stock spring, planning on buying spring and cam package.Not sure which one.
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#2
09-05-2007, 01:13 PM
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I run 75 6x-8's at 98.c.c and i use H.S 1.65's closer to 1.72 and with that i am at .556 lift int and exh with crower 68404 springs at 1.6 installed height,but i also have my heads cut for positive seals too...just check and double check everything before u fire her up
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Darby 74 Grandville 2Dr 455 c.i 4550# 2011 1.60 60 ft,[email protected]@117.74  2017, 74 firebird -3600 lbs (all bests) 1.33 60 ft, [email protected] [email protected] M/T 275/60 ET SS Drag Radial 2024(Pontiac 505) 1.25 60 ft, [email protected], [email protected].... 275/60 Radial Pro's |
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