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im just throwing out 5k as a number for now and seeing what that does for me. as for block what are the limits on a 98 ls1 block powerwise? is it nessary to upgrade to an iron block or will a foarged bottom end work for me in an aluminum block.
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STS Turbo with Intercooler, FAST 90/90 Intake Fuel Rails, Yella Terra 1.7 Roller Rockers, Comp 918 springs & Pushrods
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