Page 5 of NOS Technical Information by Holley Performance Products, Inc.

technical installation requirements technical information efi wet dry systems supercharger turbo systems plate systems this chart is intended to graphically show what is required in the way of engine preparation and tuning to obtain best results with each particular nos system for example you can see that it s ok to use any number of nos systems with virtually stock engines some upgrades are recommended but not essential as we get down to the more powerful systems it is evident that a true high performance engine with forged aluminum pistons forged steel or aluminum rods and a forged steel crankshaft will be required because of high cylinder pressures it s also advisable to equip the engine with heavy-duty cylinder head and main studs above all special attention must be paid to the fuel and ignition systems most of the more powerful kits will require an aftermarket fuel pump and an ignition with retard capabilities is highly recommended hidden systems not necessary recommended mandatory sniper top shot powersports systems solenoids jets powershot super powershot components accessories cheater big shot pro plate double cross annular discharge sportsman fogger proshot fogger proshot twin fogger pro race fogger nitrous controllers electrical components plates throttle bodies nozzles distribution blocks fittings hoses tubing oem e.f.i hi-perf oem e.f.i noszletm oem e.f.i noszletm racing e.f.i powerfoggertm e.f.i fuel pumps regulators gauges tools merchandising kit produces more than 40 of engine s rated horsepower after 140 hp nitrous or more after 200 hp of nitrous or more part index 6 www.nosnitrous.com up gra ded ign pre itio miu n mf uel rac ef uel col der plu gs red uce dp lug fue ga l sy p ste mu ded pgr ica ade ted fue op l pu en mp ple num for ged inta ke pis ton afte s rma rke t co for nr ged ods or b illet ign cra itio nk nr eta rd direct port systems n/a n/a n/a n/a n/a n/a n/a n/a n/a

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