550 Hp 454 Build Sheet. Web gen iv 454 (out of c30 ), 390 heads 1.88/2.19 valves by vortecpro, with isky hyd roller cam (at 050 218 int./228. Web the budget 454 not only managed to exceed 500 hp, but did so in spectacular fashion with peak numbers of.
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Web gen iv 454 (out of c30 ), 390 heads 1.88/2.19 valves by vortecpro, with isky hyd roller cam (at 050 218 int./228. Web the budget 454 not only managed to exceed 500 hp, but did so in spectacular fashion with peak numbers of. Web you can make more than 600 hp with this manifold.
Web you can make more than 600 hp with this manifold. Web gen iv 454 (out of c30 ), 390 heads 1.88/2.19 valves by vortecpro, with isky hyd roller cam (at 050 218 int./228. Web the budget 454 not only managed to exceed 500 hp, but did so in spectacular fashion with peak numbers of. Web you can make more than 600 hp with this manifold.
